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					                                                               Miniature Power Rockers   Series CW

Distinctive Characteristics
CWSA
Low cost molded rocker.

See-saw contact mechanism

Stable stationary contact construction for high reliability.

Easily installed with snap-in mounting.

Large terminal hole dimensioned .067” x .098”
(1.7mm x 2.5mm) simplifies wiring and soldering.

Wave Soldering (PC version): See Profile A in Supplement section.
Manual Soldering: See Profile A in Supplement section.



CWSB
Low cost molded rocker.

Snap-acting contact mechanism gives smooth actuation and audible
feedback.

Stable stationary contact construction for high reliability.

Front panel, snap-in mounting for labor-saving installation.

Solder lug/quick connect terminals can be used with
connectors.

Manual Soldering: See Profile B in Supplement section.




CWT
Low cost molded rocker in compact, slim design.

See-saw contact mechanism

Outstanding insulation resistance and dielectric strength.

Dust proof construction protects contact area.

Stable stationary contact construction for high reliability.

Front panel, snap-in mounting for labor-saving installation.

Terminals are molded in and epoxy sealed to lock out flux,
dust, and other contaminants.

Manual Soldering: See Profile A in Supplement section.

www.nikkaiswitches.com • Nihon Kaiheiki • Phone 81-44-813-8008 • Fax 81-44-813-8038             3-07
                                                             Miniature Power Rockers                      Series CW

General Specifications
CWSA       Electrical Capacity
                          Power Level:     For Resistive Load 6A @ 250V AC
           Other Ratings
                  Contact Resistance:      20 milliohms maximum
                Insulation Resistance:     500 megohms minimum @ 500V DC
                   Dielectric Strength:    1,500V AC minimum between contacts for 1 minute minimum
                                           3,000V AC minimum between contacts & case for 1 minute minimum
                    Mechanical Life:       30,000 operations minimum
                      Electrical Life:     10,000 operations minimum with Resistive Load & 6,000 operations with Inductive Load
            Nominal Operating Force:       2.50N
                    Angle of Throw:        30°
           Materials & Finishes
                            Rocker:        Polycarbonate                      Stationary Contacts:   Silver alloy
                           Housing:        Polyamide                                        Base:    Laminated thermosetting sheets
                  Movable Contactor:       Brass w/silver alloy plating         Contact Terminals:   Copper with silver plating
                   Movable Contacts:       Silver                              Common Terminals:     Brass with silver plating


CWSB        Electrical Capacity
                          Power Level:     For Resistive Load 6A @ 250V AC
            Other Ratings
                   Contact Resistance:     20 milliohms maximum
                 Insulation Resistance:    500 megohms minimum @ 500V DC
                    Dielectric Strength:   1,500V AC minimum between contacts for 1 minute minimum
                                           3,000V AC minimum between contacts & case for 1 minute minimum
                    Mechanical Life:       30,000 operations minimum
                      Electrical Life:     10,000 operations minimum with Resistive Load & 6,000 operations with Inductive Load
            Nominal Operating Force:       6.50N for single pole models; 10.0N for double pole models
                    Angle of Throw:        30°
            Materials & Finishes
                            Rocker:        Polycarbonate                   Stationary Contacts:      Silver alloy
                           Housing:        Polyamide                                     Base:       Laminated thermosetting sheets
                  Movable Contactor:       Beryllium copper w/silver alloy plating   Terminals:      Brass with silver plating
                   Movable Contacts:       Silver


CWT         Electrical Capacity
                          Power Level:     For Resistive Load 6A @ 125V AC; 3A @ 250V AC; 4A @ 30V DC
            Other Ratings
                   Contact Resistance:     20 milliohms maximum
                 Insulation Resistance:    1,000 megohms minimum @ 500V DC
                    Dielectric Strength:   1,000V AC minimum between contacts for 1 minute minimum
                                           1,500V AC minimum between contacts & case for 1 minute minimum
                    Mechanical Life:       50,000 operations minimum
                      Electrical Life:     25,000 operations minimum
            Nominal Operating Force:       2.0N
                    Angle of Throw:        30°
            Materials & Finishes
                            Rocker:        Glass fiber reinforced polyamide                 Base:    LCP (Liquid Crystal Polymer)
                           Housing:        Polyamide                            Contact Terminals:   Brass + silver with silver plating
                  Movable Contactor:       Phosphor bronze w/silver plating    Common Terminals:     Brass with silver plating
                   Movable Contacts:       Silver alloy


www.nikkaiswitches.com • Nihon Kaiheiki • Phone 81-44-813-8008 • Fax 81-44-813-8038                                                3-07
                                                      Miniature Power Rockers                 Series CW
                                      STANDARDS & CERTIFICATIONS



                           CWSA

                           Specific CWSA models listed below are qualified for Underwriters Laboratories Inc.
                           recognition and Canadian Standards Association certification. C-UL marking on case
                           is standard as noted in following table.
         R




                                   Model       Ratings @ AC      C-UL File No.        Marking on Case
                                  CWSA11        6A @ 250V       WOYR8.E44145             Standard
                                  CWSA12        6A @ 250V       WOYR8.E44145             Standard




                           CWSB

                           Specific CWSB models listed below are qualified for Underwriters Laboratories Inc.
                           recognition and Canadian Standards Association certification. C-UL marking on case
                           is standard as noted in following table.
         R




                                   Model       Ratings @ AC      C-UL File No.        Marking on Case
                                  CWSB11        6A @ 250V       WOYR8.E44145             Standard
                                  CWSB21        6A @ 250V       WOYR8.E44145             Standard




                           CWT

                           Specific CWT model listed below is qualified for Underwriters Laboratories Inc.
                           recognition and Canadian Standards Association certification. C-UL marking on case
                           is standard as noted in following table.
         R




                                  Model        Ratings @ AC      C-UL File No.        Marking on Case
                                  CWT12         6A @ 125V       WOYR8.E44145             Standard
                                                3A @ 250V




www.nikkaiswitches.com • Nihon Kaiheiki • Phone 81-44-813-8008 • Fax 81-44-813-8038                             3-07
                                                                Miniature Power Rockers                       Series CW
                                         TYPICAL SWITCH ORDERING EXAMPLES


     CWSA                         1             1           A                A             N                           S

     POLE                      CIRCUITS                 CAP COLOR                           INSCRIPTION                TERMINALS
      SPST &          1    ON      NONE     OFF         A   Black                           For SPST & SPDT            S    Solder Lug
 1
      SPDT
                      2    ON      NONE     ON                                              No
                                                                                                   None                     Right
                                                                                           Code                        H
                                                                                                                            Angle PC
                                                                        HOUSING                   For SPST
                                                                        A    Black          1      Horizontal
TYPICAL ORDERING EXAMPLE                                                                    2      Vertical
       CWSA11AANS                                                                           3      Dot Marking




     CWSB                          2                1            A                    A            2               F

     POLES                                          CAP COLOR           HOUSING             INSCRIPTION             TERMINALS
 1    SPST                                          A   Black           A     Black         No     None                    Quick
                                                                                           Code
                                                                                                                   F
                                                                                                   (SPST only)             Connect
 2    DPST
                           CIRCUIT
                                                                                            1      Horizontal              Right
                 1        ON      NONE    OFF                                                                      H
                                                                                                                           Angle PC
                                                                                            2      Vertical
                                                                                                   Dot Marking
                                                                                            3
                                                                                                   (SPST only)
               TYPICAL ORDERING EXAMPLE
                          CWSB21AA2F




     CWT                       1                2           A                 A             S1
                                                                                                   TYPICAL ORDERING EXAMPLE
     POLE                      CIRCUIT                              HOUSING                                   CWT12AAS1
 1    SPDT            2    ON      NONE     ON                      A   Black




                 CAP COLOR                                                  TERMINALS
                  A       Black                                         S1    Solder Lug



www.nikkaiswitches.com • Nihon Kaiheiki • Phone 81-44-813-8008 • Fax 81-44-813-8038                                                   3-07
                                                                                          Miniature Power Rockers                                                                       Series CW
                                                                              INSCRIPTIONS

    No
   Code   None
                                  1           Horizontal Orientation
                                                                                                       2       Vertical Orientation
                                                                                                                                                                                    3          Dot Marking

                             Only On-None-Off models                                                 Only On-None-Off models                                                       Only Single Pole On-None-
  Not available in
                             are available with the                                                  are available with the                                                        Off models are available
  double pole.
                             horizontal inscription.                                                 vertical inscription.                                                         with the dot inscription.




       The IEC symbols for On-Off are supplied with Single Throw models only. Orientation of inscription must be selected.
                                             Inscription color is white ink on black.


                                              TYPICAL SWITCH DIMENSIONS FOR CWSA

 Solder Lug                                                       Single Pole • No Inscription




                                                                                        (5.5)                                                                        (12.3)
                                                                                        .217                  NKK P/N This Side                                       .484
                                                                                                                  (1.7) x (2.5) Typ
                                                                                                                  .067 x .098
                                                                                                              1b




                                                                                                                                                            1b
                                                                                                                             (0.8)
                           (20.8)                                                                                            .031
                            .819                                                                                                       (17.0)
                                                                                                                                       .669                 1                            (18.5)                                   (19.2)
                                                                                30°                                                                                                       .728
                                                                                                              1




                                     (15.5)                            (13.3)                                                                                                                                                      .756
                                                                                                                              (7.0) Typ
                                      .610                              .524                                                  .276
                                                                                                                                                            1a
                                                                                                              1a




                                                                                                                              (0.5) Typ
                                                                                                                              .020
                                                    (10.2)                                                                                                                           (3.0)                       (12.9)
                                                                                 (2.0)                                      (0.2)                                                                                 .508
                                                     .402                        .079                                       .008                                                      .118
                                                    (14.8)                                           (15.6)                 (2.9)                                    (12.9)
                                                     .583                                             .614                   .114                                     .508




                                                                                                                                                            Terminal numbers                           Panel Thickness
                                                                                                                                                                are on side                             .030” ~ .079”
   CWSA12AANS                                                                                                                                                 of switch body                         (0.75mm ~ 2.0mm)


  Right Angle                                       Single Pole • Horizontal On-Off Inscription




                        (14.8)                                                                                                       (12.9)                                                         1b       1            1a
                         .583                                                                                                         .508
                                 (10.2)
                                  .402                                                                                                        (12.3)
                                                                                                                                               .484                                                                             (1.8) Dia Typ
                                                                                                                    (12.0)                                                                               (14.0)                .071
                                                                                                                     .472                                                                                 .551
                                                                                                                                                       1a        1            1b



                                                (15.5)                (2.0)                 (14.0)                  (1.2)                (0.8) Typ                                      (7.0) Typ
                                                 .610                .079                    .551                  .047                  .031                                           .276
                                                         (20.8)                 (5.5)                (16.0)                                                      (18.5)
                                                          .819                  .217                  .630                                                        .728




                                                                          Single throw model does                                                  Terminal numbers are
   CWSA11AAN1H                                                              not have terminal 1b                                                   on side of switch body


www.nikkaiswitches.com • Nihon Kaiheiki • Phone 81-44-813-8008 • Fax 81-44-813-8038                                                                                                                                                  3-07
                                                                                                  Miniature Power Rockers                                                                              Series CW
                                           TYPICAL SWITCH DIMENSIONS FOR CWSB

 Quick Connect                                            Double Pole • Vertical On-Off Inscription

                                                                                                                                                                                             (2.5) Typ
                                                                                         NKK P/N This Side                     (2.3) Dia Typ                                                 .098
                                                                               (5.7)                                           .091
                                                                                                                                                                                               (4.0) Typ
                                                                               .224                                           (1.6) Dia Typ                                                    .157
                                                                                                                             .063                                                                      (4.75) Typ
                                                                                                                                                                                                        .187
                                                                                                                                                                                2        1

                                                                                                                                      (4.0)            (18.6)
                     (21.1) (15.8)                                       30°                                                          .157              .732                                                                                       (19.2)
                      .831 .622                                 (12.9)                                                        (5.0)           (17.4)                                                                                                .756
                                                                 .508                                                         .197            .685
                                                                                                                                                                           2a                1a
                                            0




                                                                                                                                                                                                                                  (12.9)
                                                                                                                             (2.65)                                                                 (0.8) Typ                      .508
                                                                                                                              .104                                                                  .031
                                           (10.6)                         (2.0)                                     (1.0)                                                       (12.6)
                                            .417                          .079                                     .039                                                          .496
                                           (15.1)                                              (16.2)             (8.1)                                                         (12.9)
                                            .594                                                .638              .319                                                           .508


                                                                                                                                                                                                                        Panel Thickness
                                                                                                                                                                Terminal numbers are                                     .030” ~ .079”
 CWSB21AA2F                                                                                                                                                      on bottom of switch                                  (0.75mm ~ 2.0mm)


  Right Angle                                                     Single Pole • Dot Inscription
                                                                                                                                                                                                                            1              1a


                                                                                                                                                                                                                            (4.9)
                                                                                                                                                                                                                            .193 (5.0)           (1.8) Dia Typ
                                                                                                                                                                                                                                                .071
                                                                                                                                                                                                                                  .197
                                                                                                                                                                      2a                 2

                                                                                                                                                                                                         (4.0) Typ               Footprint
                                                                                                                                        (12.9)                  2a                                       .157
                                                                                                                                                                                                                                   SPST
                            (10.6)




                                                                                                                                                                                             2
                             .417
                                                            0                                                                            .508
                   (15.1)                                                                                                                        (12.6)




                                                                                                                                                                                             1
                   .594                                                                                                                           .496
                                                                                                                                                                                                                (2.5) Typ
                                                                                                                                                                1a




                                                                                                                                         (4.0)                                                                  .098
                                                                                                                                                                 1a                  1
                                                                                                                                         .157
                                                                  (2.0)                  (14.2)                               (1.0)                                                              (1.3) Typ                   2             2a
                                                                  .079                    .559                               .039                                                                .051                                           (4.7)
                                        (15.8)                                                      (17.8)                    (0.8)                                             (4.9)
                                         .622                                                                                                                                   .193
                                                                                                                                                                                                                             1             1a   .185
                                                                                                     .701                     .031
                                                 (21.1)                    (5.7)                             (22.5)                                                    (5.0)                                                (4.9)
                                                  .831                     .224                               .886                                                     .197                                                 .193 (5.0)           (1.8) Dia Typ
                                                                                                                                                                                                                                                .071
                                                                                                                                                                                                                                  .197

                                                                                                                                                                                                                                 Footprint
                                                                                                                                                       Terminal numbers are                                                        DPST
  CWSB11AA3H                                                                                                                                            on bottom of switch


                                                TYPICAL SWITCH DIMENSIONS FOR CWT
 Solder Lug                                                       Single Pole • No Inscription

                                                                                                                      NKK P/N This Side
                                                                                       (5.5)                                (1.1) x (2.0) Typ                                       (5.0)
                                                                                       .217                                .043 x .079                                              .197
                                                                                                                                (0.8) Typ
                                                                                                                                .031
                                                                                                                 3




                                                                                                                                                                            3

                               (16.2)                                                                                                    (18.0)                             2                        (21.0)                                     (19.2)
                                                                               30°
                                                                                                                 2




                                .638                                                                                           (4.7) Typ .709                                                         .827                                       .756
                                                                     (13.45)                                                   .185
                                                                      .530                                                                                                  1
                                                                                                                 1




                                        (4.8)                                       (1.5)                                                                                                         (2.0) Typ                       (6.8)
                                        .189                                       .059                                                                                                           .079                            .268
                                        (9.0)                                                           (15.5)                 (3.5)                                                (6.8)
                                        .354                                                             .610                  .138                                                 .138


                                                                                                                                                                           Terminal numbers                             Panel Thickness
                                                                                                                                                                               are on side                               .030” ~ .079”
 CWT12AAS1                                                                                                                                                                   of switch body                           (0.75mm ~ 2.0mm)

www.nikkaiswitches.com • Nihon Kaiheiki • Phone 81-44-813-8008 • Fax 81-44-813-8038                                                                                                                                                                     3-07

				
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