Manual de operaciones
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51
Recommended input front-end and output back-end circuit breakers
UPS
CABINET
(KVA)
MAINS INPUT
CIRCUIT
BREAKER
BYPASS
INPUT
CIRCUIT
BREAKER
MAINTENANCE
CIRCUIT
BREAKER
OUTPUT
CIRCUIT
BREAKER
BATTERY
CIRCUIT
BREAKER
30
63A 3P
63A 3P
63A 4P
63A 3P
100A 3P
45
80A 3P
80A 3P
80A 4P
80A 3P
160A 3P
50
100A 3P
100A 3P
100A 4P
100A 3P
160A 3P
60
125A 3P
125A 3P
125A 4P
125A 3P
175A 3P
75
160A 3P
160A 3P
160A 4P
160A 3P
250A 3P
90/100
200A 3P
200A 3P
200A 4P
200A 3P
315A 3P
120/125
250A 3P
250A 3P
250A 4P
250A 3P
400A 3P
135/150
250A 3P
250A 3P
250A 4P
250A 3P
500A 3P
180/200
225
400A 3P
400A 3P
400A 4P
400A 3P
630A 3P
250/270
500A 3P
500A 3P
500A 4P
500A 3P
800A 3P
300
600A 3P
600A 3P
600A 4P
600A 3P
1000A 3P
Table 5-4 Recommended circuit breakers
5.5 Power cable connection
Before equipment has been installed, must confirm the input source type, common input or Split input, if the input
source is dual input, must remove the copper bar that connected bypass and mains (Fig. 5-2).
WARNING
Protective earth cable: Connect each cabinet to the main ground system. For Grounding connection, follow the
shortest route possible.
WARNING
Failure to follow adequate earthing procedures may result in electromagnetic interference or in hazards
involving electric shock and fire