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Table B. INPUT/OUTPUT Ratings & External Wiring Requirements for
Powerware 9335 – 120 kVA
Ratings Units Rating 50/60 Hz
kVA
kW
120
96
Basic unit ratings at
0.8 lagging PF load
INPUT/OUTPUT
VOLTAGE
480
Amps*
150
AC
INPUT
AC Input to UPS Rectifier (0.95 min.PF)
3 phase, 1 neutral, 1 ground
Minimum conductor size *Max. amps
include full load current plus battery
recharge current
AWG or kcmil (ea)
4/0
AC Input to UPS Bypass - Full Load
Current 3 phase, 1 neutral, 1 ground
Amps*
144
AC
INPUT
Minimum conductor size (number/phase) AWG or kcmil (ea)
4/0
DC Input from Ext. Battery source to
UPS
(1) positive, (1) negative, (1) mid-point
VDC (nominal)
Amps*
+288 0 -288
176
DC
INPUT
Minimum conductor size (number/pole) AWG or kcmil (ea)
4/0
AC Output to Critical Load - Full Load
Current 3 phase, 1 neutral, 1 ground
Amps*
144
AC
OUTPUT
Minimum conductor size (number/phase) AWG or kcmil (ea)
4/0
A
B
C
*Full load, nominal voltage
D
Note: Refer to Figure A – 3 on system one line diagram for the bold letter callout
locations.
Powerware 9335 (80 kVA and 120 kVA) Installation and Operation A-3
164201396 REV A 07/11/2003