Beckhoff eXtended Transport System Operating Instructions Manual page 91

parallel connection of the
8.5.2
power supply
11 31 A1 A1 1 R1 R3 1 R1 R3
12 32 A2 A2 2 R2 R4 2 R2 R4
X1
3 2
4 1
3 4 1 2
3 1 2
4
3 4 1 2
3 4 1 2
3 4 1 2
48 V
Puls power supply QS40.481 / QT40.481
unit
Primary fusing See documentation on Puls website
Secondary fusing 32 A "B" circuit breaker, Siemens 5SY6132-6, on the 48 V
Outlet to module with supply
16 A "B" circuit breaker, Siemens 5SY6116-6
Outlet to brake chopper terminal
4 A "C" circuit breaker, Siemens 5SY6104-7
Single-channel contactor switch-off, Siemens 3RT2526-2BB40 + Siemens
3RT2926-1BB00
Self-locking of the movers according to the armature short-circuit principle
Modules have no "Safe Torque Off" STO and no "Safe Limited Speed" SLS func-
tion
Version: 2.2
Single-channel contactor switch-off
The figure below shows a wiring example of a single-channel con-
tactor switch-off:
3 3 A1 A1 1 R1 R3 1 R1 R3 3 3 A1
4 4 A2 A2 2 R2 R4 2 R2 R4 4 4 A2
X2 X3
3 4 2 3
1 4
3 4 1 2 3 4
3 1 2 3
4 4
3 4 1 2 3 4
3 4 1 2 3 4
3 4 1 2 3 4
power supply unit
DC
1 R1 R3 3 A1 1 R1 R3
2 R2 R4 4 A2 2 R2 R4
Xn
2 3 4 2
1 1
1 2 3 4 1 2
1 2 3 1 2
4
1 2 3 4 1 2
1 2 3 4 1 2
1 2 3 4 1 2
XTS
Electrical installation
3
4
n. XTS
3. XTS
2. XTS
1. XTS
busbar
DC
─── 91