System information

GRAVITAS SABRE SERIES
INSTALLATION &OPERATING MANUAL
Manual No. SABRE-4 Page 25 11/27/07 sabre-man
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1.3.1 Electrical Specification
Item Specification
AC Input 110/115/120 VAC or 208/220/230/240VAC
Selectable Input Frequency 50/60 Hz
6kW for 110/115/120 VAC
Rating Power
12kW for 208/220/230/240 VAC
MBP (mains bypass) Position
The load is powered through the maintenance bypass switch by the mains AC.
The STS can be removed from the system.
ISS (inverter static switch)
Inverters are ON, but do not provide any load power. Inverter tests can be made.
Norm Position
The load is powered through the STS by the Inverters.
MSS (mains static switch)
The mains AC is disconnected from the system.
This is achieved by opening the back-feed contactor.
Type
(mechanical switch, 5 positions)
IBS (inverter bypass)
The load is powered through the MBS by the Inverters.
The STS can be removed from the system.
Figure 14 MBS+PDU shelf dimensions (mm)