Instruction manual

POWER WIRING INSTALLATION NOTES
110106B
NOTE Customer ground can be run in any conduit listed in Table O.
7 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-19
10. Terminals are UL and CSA rated at 90°C. Refer to Table L through Table N for power cable
terminations, and Table O for conduit requirements. Drawing 164201603-9 shows the
location of the power cable terminals inside the UPS cabinet.
Table L. UPS Cabinet Power Cable Terminations for the Powerware 9390-80/40,
9390-80/50, 9390-80/60, and 9390-80/80 (208V/220V Input and 208V/220V Output)
Terminal Function Terminal Function
Size of Pressure
Termination
Tightening
Torque
Nm (lb in)
Type
Screw
AC Input to UPS Rectifier
and Bypass
(Single Input)
E6 Phase A 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
E7 Phase B 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
E8 Phase C 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
AC Input to UPS Rectifier
(Dual Input)
E1 Phase A 2 - #6-250 kcmil 42.4 (375) 5/16 in. Hex
E2 Phase B 2 - #6-250 kcmil 42.4 (375) 5/16 in. Hex
E3 Phase C 2 - #6-250 kcmil 42.4 (375) 5/16 in. Hex
AC Input To Bypass
(Dual Input)
E6 Phase A 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
E7 Phase B 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
E8 Phase C 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
Single‐Feed To Dual‐Feed
Remove Jumpers between
Rectifier Input Terminals
and Bypass Input
Terminals
Rectifier Phase A N/A 12.5 (110) M8 Hex Bolt
Bypass Phase A N/A 22.6 (200) M10 Hex Bolt
Rectifier Phase B N/A 12.5 (110) M8 Hex Bolt
Bypass Phase B N/A 22.6 (200) M10 Hex Bolt
Rectifier Phase C N/A 12.5 (110) M8 Hex Bolt
Bypass Phase C N/A 22.6 (200) M10 Hex Bolt
AC Output to
Critical Load
E9 Phase A 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
E10 Phase B 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
E11 Phase C 2 - #6-250 kcmil
42.4 (375)
5/16 in. Hex
DC Input from
Battery to UPS
E4 Positive 1 - #6-350 kcmil
31.1 (275)
5/16 in. Hex
E5 Negative 1 - #6-350 kcmil
31.1 (275)
5/16 in. Hex
Input and Output Neutral E12 Neutral 8 - #2-600 kcmil 56.5 (500) 1/2 in. Hex
Customer Ground Ground Ground 8 - #14-1/0 5.6 (50) Slotted