Powerware 9390 UPS 100160 kVA - Manual (Page 197)

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164201603-8
DESCRIPTION:
DATE:
DRAWING NO: SHEET:
REVISION:
INTERFACE WIRING INSTALLATION
NOTES AND TERMINAL LOCATIONS
8 of 15
INSTALLATION INFORMATION
EATON Powerware ® 9390 UPS (20–80 kVA) Installation and Operation Manual S 164201603 Rev 2 www.powerware.com A-49
15. 120 Vac should be provided from the critical bus by facility planners or the customer. See
Table AB.
Table AB. Typical Maintenance Bypass Panel Key Switch Control Wiring
Neutral
Key
Switch
Lamp
120 VAC
Fused
TB2
Output
Contactor
K3
9 10
Solenoid
MAINTENANCE BYPASS PANEL
(PROVIDED BY OTHERS)
UPS
NOTE: THE RED OK TO GO TO
MAINTENANCE BYPASS
ILLUMINATES ONLY WHEN THE
UPS MODULE IS NOT ONLINE (K3
OUTPUT CONTACTOR IS OPEN).
K3 AUX CONTACT RATING
Switched Voltage: 120 Vac at 6A Maximum
240 Vac at 4A Maximum
24 Vdc at 6A Maximum Minimum Wire Size: 22 AWG