Connection Power Unit; Mains And Motor Connection; Figure 18: 3-Phase Combivert At 3-Phase Mains - KEB COMBIVERT F5 Instruction Manual

Connection Power Unit

2.6 Connection Power Unit
2.6.1

Mains and motor connection

Caution
Attention
L1
L2
L3
PE
Figure 18: 3-phase COMBIVERT at 3-phase mains
Legend 1
2
3
4
5
6
7
8
Attention
The temperature detection of both mains chokes must be integrated in the opening circuit in
order to avoid overload of the chokes in error case.
26
Exchanging mains and motor connection leads to immediate destruc-
tion of the unit.
Pay attention to the supply voltage and the correct polarity of the motor !
Mains supply 3-phase
Mains fuse
Mains contactor
Mains choke (connection of the temperature detection optional)
HF filter
KEB COMBIVERT F5/F6 with 3-phase mains input
Motor (see „Connection of the motor")
Motor protection temperature sensor (see „temperature detection T1, T2")
Overload of mains chokes
T1 T2
PE
L1 U
L1 U
L2 V
L2 V
L3 W
L3 PE W
7 8
PE
U
V
W