Xtreme Power Conversion Corporation
T90 6kVA & 10kVA User’s Manual
Page 7
Uninterruptible Power Supply
Single input System Block
1.
UPS Utility Input: to provide the AC source to the UPS rectifier circuit and charger.
2.
UPS Utility Input Breaker: to protect the UPS Rectifier circuit from over-current.
3. EMI Filter on UPS Utility Input : to eliminate the magnetic interference from AC Source or UPS Utility Input.
4. Rectifier and Booster: When Utility is normal, they will converts the AC to DC and correct input power
factor. When Utility is abnormal, the batteries will be boosted to provide the DC voltage to the Inverter.
5.
Internal Battery: When AC abnormal, it provide the backup power from the batteries.
6.
Charger: the battery charging device.
7. Inverter: To convert the DC voltage to AC voltage
8. Auto Bypass Loop: When the UPS is overloaded or abnormal, the UPS will Switch the UPS from inverter
output to bypass output automatically.
9. UPS Output EMI Filter: To eliminate the magnetic interference from the UPS Output and avoid the interfer
-
ence caused by the output load and the UPS.
10.
Maintenance Bypass Switch: Transfers system to maintenance bypass switch for maintenance.
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