IV306E e SP133E
Siel S.p.A
Form 10 Pag.1 di 2
FORM 10a: POWER PARALLEL
FORM 10a-1: Power parallel of 2 UPS
UPS CONDITION
LOAD SUPPLYED BY:
2 Inverter OK
Inverter
1 o 2 Inverter KO
Mains
1 UPS Disconnect or in test
1 Inverter OK
Inverter
1 UPS Disconnect or in test
1 Inverter KO
Mains
N.B.
“Inverter OK”= Inverter working normally with regular output voltage.
“Inverter KO”= Inverter stopped or output voltage out
of limits or strong overload.
FORM 10a-2: Power parallel of 3 UPS
UPS CONDITION
LOAD SUPPLYED BY:
3 Inverter OK
Inverter
1, 2 o 3 Inverter KO
Mains
1 UPS Disconnect or in test
2 Inverter OK
Inverter
1 UPS Disconnect or in test
1 o 2 Inverter KO
Mains
2 UPS Disconnect or in test
Mains
N.B.
“Inverter OK”= Inverter working normally with regular output voltage.
“Inverter KO”= Inverter stopped or output voltage out of limits or strong overload
TABELLA 10a-3: Parallelo di potenza di 4 UPS
UPS CONDITION
LOAD SUPPLYED BY:
4 Inverter OK
Inverter
1, 2, 3 o 4 Inverter KO
Mains
1 UPS Disconnect or in test
3 Inverter OK
Inverter
1 UPS Disconnect or in test
1, 2 o 3 Inverter KO
Mains
2 o 3 UPS Disconnect or in test
Mains
N.B.
“Inverter OK”= Inverter working normal
ly with regular output voltage.
“Inverter KO”= Inverter stopped or output voltage out of limits or strong overload