ST3 6-10kVA Service Manual Rev.1
Allis Electric Page 13 of total 13 September 2006
4. Final testing
Output Voltage
Output Voltage: 220/230/240 +/-2%
Step 5. Connect with AC power source, then follow the step3 and step4 to check the DC_BUS and output voltage again.
Also, the charger voltage need to be confirmed, the charger voltage should be /-1%.
If UPS fails to start up for
several times, there must be some defective components exist. Please follow section 3 trouble shooting to check again.
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Charger Voltage: /-1%
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