Instruction manual

POWER WIRING INSTALLATION NOTES
071608D
4 of 23
DESCRIPTION:
DATE:
DRAWING NO: SHEET:
REVISION:
164201603-6
INSTALLATION INFORMATION
Eaton
®
9390 UPS (20–80 kVA) and 9390IT (20-40 kVA) Installation and Operation Manual S 164201603 Rev 4 www.eaton.com/powerquality
A-16
Table I. Input/Output Ratings & External Wiring Requirements for the Powerware 9390-80/50
Units Rating 50/60 Hz
Basic Unit Rating at 0.9 lagging pF load
kVA
kW
50
45
50
45
50
45
50
45
50
45
Input and Bypass Input
Output
VOLTS
VOLTS
208/220
208/220
380
380
400
400
415
415
480
480
AC Input to UPS Rectifier
(0.98 min. pF)
Full Load Current plus Battery
Recharge Current
(3) Phases, (1) Ground
A
Amps 155 85 80 78 67
Minimum Conductor Size
Number per Phase
AWG or
kcmil
(each)
4/0
(1)
1
(1)
1
(1)
1
(1)
2
(1)
AC Input to UPS Bypass
Full Load Current
(3) Phases, (1) Neutral-if required,
(1) Ground
B
Amps 139/131 76 72 70 60
Minimum Conductor Size
Number per Phase
AWG or
kcmil
(each)
4/0
(1)
1
(1)
1
(1)
1
(1)
2
(1)
DC Input from Battery to UPS
(1) Positive, (1) Negative
C
Vdc
Amps@
(2.0V/cell)
384-480
126
432-480
126
432-480
126
432-480
126
432-480
126
Minimum Conductor Size
Number per Pole
AWG or
kcmil
(each)
1/0
(1)
1/0
(1)
1/0
(1)
1/0
(1)
1/0
(1)
AC Output to Critical Load
Full Load Current
(3) Phases, (1) Neutral-if required,
(1) Ground
D
Amps 139/131 76 72 70 60
Minimum Conductor Size
Number per Phase
AWG or
kcmil
(each)
4/0
(1)
1
(1)
1
(1)
1
(1)
2
(1)
Neutral Bonding Jumper
Minimum Conductor Size
Number (See Note 7)
-
AWG or
kcmil
(each)
2
(1)
6
(1)
6
(1)
6
(1)
6
(1)
NOTE Callout letters A, B, C, and D map to Drawing 164201603-5, sheets 1 of 6,
4 of 6, 5 of 6, and 6 of 6.