Bosch Rexroth VSB 40.1, Project Planning Manual

Page: 51 / 87

7-14
PC Box VSB 40.1
DOK-SUPPL*-VSB*40.1***-PR02-EN-P
4
2
(green/yellow)
PE
U1 V1
W1
N
PE PE N1
16
2
Min.16
2
To control cabinet housing
400V
230V
4
2
(green/yellow)
PE N1
U2
4
2
16
2
To machine
6
2
All housing components (PE bolt)
Don't use the neutral
conductor "N"
without permission
of the operator!
PE
10
2
PE terminal bar for 0 V wiring
(see fig. 2)
: Terminals in isolated configuration
PE PE PE PE PE
Transformer as per
EN 60742
Fuses; motor protection key preferred
L1.1 L2.1 L3.1 N
230 V supply
operator terminals
service plug receptacles
U2
E.g., drives
Incoming mains
PE star point
Overvoltage
category III
Overvoltage
category II
L1 L2 L3 N
(green/yellow)
(green/yellow)
(green/yellow)
(green/yellow)
(green/yellow)
(green/yellow)
Trenntrafo.FH9
Fig. 7-17: Voltage connection 230 VAC via isolating transformer