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VII. System wiring
This chapter will introduce MVF2000 medium voltage drive wiring and spec requirements
for terminals.
7-1 Wiring of the primary loop
The typical wiring of the primary loop is as shown in Fig. 7-1, wherein the circuit breaker
MCB and the connection cables are provided by the user, and the filter cabinet is an optional
configuration.
7-2 Control power wiring
The user connects L and N of the control power to the No. 1 and 7 terminals of the
terminal block Y12, as shown in below table.
The power supply of the MVD is a double-loop power. Therefore, in the event of user
power failure, the power supply will switch to the auxiliary winding of the phase-shift
Fig. 7-1 Typical wiring of the primary loop
Y12
Definition
1
L
2
L
3
-
4
-
5
-
6
-
7
N
8
N
9
-
10
-
11
-
12
-
13
-
14
-
15
PE
Description
600Vac max. 1ph., 50Hz
Spare
Earthing
93
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