Powerware (4080 KVA) 9390 User Manual Page 186

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111504B
164201535---8
DESCRIPTION:
DATE:
DRAWING NO: SHEET:
REVISION:
INTERFACE WIRING INSTALLATION
NOTES AND TERMINAL LOCATIONS
6of12
Installation Information
A-38
Powerware
®
9390 UPS (40–80 kVA) Installation and Operation Manual S 164201535 Rev C
14. 120 Vac should be provided from the critical bus by facility planners or the customer.
Table X. Typical Maintenance Bypass Panel Control Wiring
Neutral
Key
Switch
Lamp
120 VAC
Fused
TB2
Output
Contactor
K3
910
Solenoid
MAINTENANCE BYPASS PANEL
(PROVIDED BY OTHERS)
UPS
NOTE:THEREDOKTOGOTO
MAINTENANCE BYPASS ONLY
ILLUMINATES 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
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