Connections - ABB PowerValue 31/11 T 10 kVA User Manual

4.2.2

Connections

Before installing the electrical wiring, check the nominal amperage of your incoming feeder.
WARNING!
The UPS is cabled through the terminal blocks as indicated in Figure 6.
4.2.2.1 Wiring Recommendation
It is recommended to use the following cables for the installation.
Position
Input L1, L2, L3
Mains 1
Input breaker, internal
Input M2, N (bypass)
Mains 2
Input breaker M2
(bypass)
Battery Circuit breaker
Output Output L, N
External Positive, Negative and
Battery cabinet neutral poles
Back feed Bypass protection (M2)
Protecting Input, bypass and
Earth output
Green or green and yellow wires should be used to distinguish the earth cable.
THE CABLING CONNECTIONS MUST BE CARRIED OUT BY QUALIFIED
ELECTRICAL PERSONNEL.
DO NOT USE THE WALL SOCKET AS THE INPUT POWER SOURCE FOR
THE UPS. ITS RATED CURRENT IS NOT ADEQUATE TO THE FEED THE
UPS AND MAY BURN THE SOCKET.
Figure 6: Terminal blocks
10kVA
Min section: 2.5 mm
Max section: 4 mm
40A
Min section: 10 mm
Max section: 13 mm
63A
40A 400V
Min section: 10 mm
Max section: 13 mm
Min section: 10 mm
Max section: 13 mm
AC contactor of minimally 100A rating, e.g. a three phase
contactor of 3* 40A with the poles wired together (e.g. ABB
AF-26)
Control coil rated according to bypass supply.
Max section: 13 mm2
Table 1: Wiring dimensioning
4NWP100559R0001_OPM_ABB_PVA31-11-T_10-20kVA_EN_140626
Modifications reserved
20 kVA
2
Min section: 6 mm
2
Max section: 10 mm
60A
2
Min section: 21 mm
2
Max section: 25 mm
100A
80A 400V
2
Min section: 21 mm
2
Max section: 25 mm
2
Min section: 21 mm
2
Max section: 25 mm
Max section: 25 mm2
2
2
2
2
2
2
2
2
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