Technical data - SEW-EURODRIVE

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					                                                                              Technical data /   11
                                                                                Dimensions

11.6 Maximum permitted work done

Maximum permitted work done by the SEW disc brake per start, depending on the starting fre-
quency with motor speeds 3000 and 1500 1/min.




                                                                                    01766AXX




Maximum permitted work done by the SEW disc brake per start, depending on the starting fre-
quency with motor speeds 1000 and 750 rpm.




                                                                                    01765AXX




Drive Engineering - Practical Implementation Vol. 4                                               97
 11   Technical data /
        Dimensions

           11.7 Working air gap with SEW brakes


                                                                 Working air gap (mm)
           Motor size              Brake type
                                                  New setting                             Readjust at
           63                         B03
           71/80                  BMG05, BC05
           80                     BMG1, BC05      min. 0.25                                max. 0.6
           90/100                 BMG2, BC2
           100                    BMG4, BC2
           112/132S                  BMG8
           132M/160M                 BM15
                                                   min. 0.3                                max. 1.2
           160L/180                  BM30
           200/225                   BM31
           180                      BM321)
                                                   min. 0.4                                max. 1.2
           200/225                  BM621)

           1) Double disc brake




98                                                              Drive Engineering - Practical Implementation Vol. 4
                                                                                                          Technical data /       11
                                                                                                            Dimensions

11.8 Technical data on B brake for DFY 56..B – DFY 112..B servo motors

                                                  IH        IH        IH        IH
                   MB1        MB2       W
Motor type                                    (110 VAC) (230 VAC) (400 VAC) (24 VDC)            IB/IH    t1      t2I      t2II
                  [Nm]       [Nm]     [106 J]
                                                 [A]       [A]       [A]       [A]
DFY 56MB
                     /        2.5          /           /             /      /         0.5            /   7        5        /
DFY 56LB
DFY 71SB             6        3                                                                          12      220      45
DFY 71MB             10       6                                                                          16      120      20
                                           60        0.30           0.15   0.10       1.0        6.7
DFY 71MLB            10       6                                                                          16      120      20
DFY 71LB             15       10                                                                         20       65       8
DFY 90SB             20       12                                                                         15      90       20
DFY 90MB             30       12           90        0.45           0.23   0.13       1.5        6.0     18      55       13
DFY 90LB             40       20                                                                         22      42       10
DFY 112SB            35      17.5                                                                        14      315      60
DFY 112MB            35      17.5                                                                        14      315      60
                                          180        0.70           0.35   0.20      2.15        6.0
DFY 112MLB           60       35                                                                         22      230      32
DFY 112LB            90       35                                                                         35      170      20
MB1 = Maximum braking torque                    IH = Holding current        W = Total braking work before replacement of
MB2 = Minimum braking torque                    IB = Starting current           brake disc



Note:
The maximum work done per braking operation is listed in the “Geared Servo Motors” catalog
(with prices).


11.9 Brake springs fitted to DFY 71..B – DFY 112..B servo motors

Type                        Braking torque             Number and type of springs                Part number

Brake        Motor                  [Nm]                   Normal          Red              Normal              Red
B2           DFY 71..B               3                       -              3
                                     6                       -              6
                                                                                        183 623 4             183 742 7
                                     10                      3              -
                                     15                      4              2
B4           DFY 90..B               12                      -              6
                                     20                      3              -
                                                                                        184 002 9             184 003 7
                                     30                      4              2
                                     40                      6              -
B10          DFY 112..B             17.5                     -              3
                                     35                      -              6
                                                                                        184 007 X             184 008 8
                                     60                      3              -
                                     90                      4              2




Drive Engineering - Practical Implementation Vol. 4                                                                               99
 11   Technical data /
        Dimensions

           11.10 Dimensions, brake control systems

           BG1




                                                                     11




                                                                                                                                                 28
                                                                                      1               2         3          4       5
           32




                                                                                                                                           4.3
                  21
                       7




                                                                                                                60.5
                                                                                                                 70
                                                                                                                 78

                                                                                                                                          01620AEN




           BG 1.5, BG 3, BGE, BSG




                                                                12
           32.5




                                                                                                                                                 36
                                                                                                                                          4.3
                  14




                                                                                  1               2         3          4       5
                                                                                                           60.5
                                                                                                            70
                                                                                                            78

                                                                                                                                          01621AEN


           Auxiliary terminal strip in the terminal box / IS for brake coil connection and TF / TH and
           strip heaters
                                                                     R4
                                                               8




                                                                                                                                                 16
           28




                                                                                  1 a 2 a 3 a 4 a 5 a
                  20
                       14




                                                                                                                                          4.3
                                                                                                           60.5
                                                                                                            70
                                                                                                            78

                                                                                                                                          01622AEN


           SR / UR
                                                                                                                                   33.5
                                                                                                          9.5                  2
                                                                                          Pg 16
                                                                             27




                                                                                                                                                 36




                                                                                                                                          01644AEN




100                                                                   Drive Engineering - Practical Implementation Vol. 4
                                                                                     Technical data /   11
                                                                                       Dimensions

BMS, BME, BMH, BMP


                                           Rail mounting connector EN 50022-35-7.5




   BM. ...
             1
             2
             3
                    75




             4

             13
             14
             15



      22.5                                            5              68

                                                                              91.5
                                                                                          01645AEN




Drive Engineering - Practical Implementation Vol. 4                                                     101
 12   Abbreviations


         12      Abbreviations

         AWG          American Wire Gauge
         cdf          Cyclic duration factor
         IB           Starting current
         IH           Holding current
         IB/IH        Starting current ratio
         IG           Direct current in the brake coil
         IHmax        Maximum holding current
         IS           Coil current
         MB           Braking torque
         MBmax        Maximum braking torque
         MB1          Maximum braking torque of servo motors
         MB2          Minimum braking torque of servo motors
         n            Speed of rotation
         PB           Power consumption of the brake coil at 20 °C
         t1           Brake response time
         t2           Normal brake reaction time
         t2I          Normal brake reaction time with cut-off in the AC circuit and separate brake current
                      supply
         t2II         Normal brake reaction time with cut-off in the DC and AC circuits
         W            Total brake work before replacement of brake disc
         Wmax         Maximum permitted work done per start




102                                                              Drive Engineering - Practical Implementation Vol. 4
                                                                                                Index


Index                                                 L
                                                      Line cross section 18, 19
A                                                     Low potentials 18
Acceleration current 7
Accelerator coil 6, 7, 10, 18                         M
Adjustment time 17, 21                                Manual brake release 12, 13, 23, 32, 36
Ambient temperature 5, 18, 27, 28                     Motor startup time 8
Anti-condensation heating 27                          Multi-motor operation 28
Auxiliary terminal strip 28
                                                      N
B                                                     Noise level 5
Brake coil 6, 7, 9, 11, 12, 14, 18, 21, 22, 25, 28
Brake coil body 6, 7, 12, 13, 14                      O
Brake connecting harness 5, 19, 20                    Overvoltage protection 22, 23
Brake contactor 9, 16, 20
Brake disc 6, 7, 12, 14, 18                           P
Brake reaction time 9, 17, 24                         Parallel connection 28
Brake release 18                                      Plug connection 5, 15, 18, 22, 23, 29, 30, 32
Brake service life 5, 8, 18                           Positioning 5
Brake springs 6, 7, 12, 13, 17                        Pressure plate 6, 7, 8, 11, 12, 13, 14
Brake voltage 16, 18, 22
                                                      R
Brake wear 21
                                                      Response time 7, 8, 24, 34
Braking accuracy 17
                                                      Response times 7, 22
Braking deceleration rate 17
Braking distance 9, 17, 24                            S
Braking time 17                                       Series connection 28
Braking torque 7, 8, 9, 11, 12, 16, 17, 32, 33, 34,   Service brake 16
         36, 37                                       Servo controller 20, 32
Braking work 17, 18, 34                               Standard type 22
                                                      Starting frequency 5, 8, 17, 18, 23, 24
C                                                     Startup heating 8
Carrier 6, 12, 14                                     Stopping accuracy 24
Centrifugal coupling 5, 12, 37                        Switching electronics 8
Circuit type 16, 17, 19, 20
Coil current 8, 9                                     T
Coil section 6, 7, 21, 27                             Two coil system 7
Converter 20, 33
Current relay 15, 24, 25                              U
Cut-off in the AC circuit 25                          Utilization category AC3 20
Cut-off in the DC and AC circuits 9, 10
Cut-off on the AC side 9                              V
                                                      Variable speed drives 5
E                                                     Ventilation 5, 27
Electronically controlled drives 5                    Voltage relay 15, 24, 25, 26
EMC 20                                                Voltage source 18
Explosion protected brake motor 5
                                                      W
F                                                     Work done 18, 34
Frequency inverters 20                                Working air gap 6, 11, 12, 13, 14

H
Heating 27
Hoist operation 5, 31, 32
Holding brake 14, 16, 31, 32
Holding coil 6, 7, 8
Holding current 7, 8, 18

I
Impulse magnetization 7


Drive Engineering - Practical Implementation Vol. 4                                                     103
      Index




104           Drive Engineering - Practical Implementation Vol. 4
                                                                                     SEW Brake System    14




                                                BMH 1.5                   BMH 3




                       BME 3                                                             BMP 1.5



                                                                  BMS 3




             BME 1.5                                                                         BMS 1.5




                                                          UR 15

                BG 1                                                                               BSG
                                            SR11




                        BG 1.5                                                            BGE 3




                                                 BG 3                      BGE 1.5

Drive Engineering - Practical Implementation Vol. 4                                                      107

				
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