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EVO STAR 60-800
56
A
BREAKER BOX
Manual bypass is mounted on every U.P.S., it is possible to disconnect voltage inside the machine but supply load.
Manual bypass is used in case of normal or special maintenance, so operator can work inside machine without risk of
contact dangerous voltage, but it is not possible to work on terminal breakers (for example for remove system) without
disconnecting load. External breaker box is a system of three breaker that can turn off mains line for U.P.S. and supply
load.
For connection see terminal breakers on external box as follows:
MAINS LINE
: Connect to mains supply
TO U.P.S.
: Connect to input U.P.S.
FROM U.PS.
: Connet to output U.P.S.
OUTPUT
: Connect load
U-V-W-N
: Names of phases
MAINS LINE SWITCH
: Input breaker
Input
U.P.S. 1
By
pass
Output
Esternal BY-PASS
Picture 7
3
1
2
U.P.S. 1
Input
Output
By
pass
Picture 6
