AuCom MVE Series User Manual page 17

INSTALLATION
Power Circuit Configuration
MVE power circuit with main contactor, bypass contactor, main isolator/ earth switch, R Rated fuses and current
transformers. When used with contactors, MVE must be installed with fuse if the short circuit level of the
network/supply is higher than the short circuit rating of the contactors.
1
5
4
1 Soft starter panel
A1-1 ~ A1-3 Phase arms 1 ~ 3
2 Current transformers
3 Motor cables
4 Three-phase supply
5 Supply cables
6 Panel earth bar
QM Main isolator / Earth switch
disconnector
16
| MVE User Manual (710-17074-00H)
L3
L2
L1
L3
A1-3
L2
A1-2
L1
A1-1
L3
L2
L1
6
E
L3B
T3
L3A
L3
L2B
T2
L2A
L2
L1B
T1
L1A
L1
QM
T3
T2
T1
K2
2
S1 S2
T3
P1 P2
CT3
S1 S2
T2
P1 P2
CT2
S1 S2
T1
P1 P2
CT1
T3
T2
T1
K1
7
1 2
F3
1 2
F2
1 2
F1
L1-L3 Input power terminals (supply side)
T1-T3 Output power terminals (motor side)
7 Fuses (F1-3)
K1 Main contactor
K2 Bypass contactor
W1
T3
M
3
V1
T2
U1
T1
3