UPS Flashcards
1
Q
UPS
Uninterruptible Power Supply
A
- 48 Primary Units at PATH
- Eaton at all Comm Rooms
- APC Units at 800 MHZ Equip Sites
2
Q
UPS
Critical Services on UPS
A
• Radio
• SONET
• Signal Code
(Non-Path managed UPS for PAWNET Services).
3
Q
Components of UPS
A
- Rectifier/Charger
- Inverter
- Transfer Switch
- Batteries
4
Q
UPS
Signal Flow
A
• Online
MAINS > BATTERY CHARGER > BATTERY >INVERTER > LOAD
• Offline
MAINS >BATTERY CHARGER >BATTERY >DC INVERTER >TRANSFER SWITCH >LOAD
