Xtreme TX90 6kVA - Troubleshooting; Error Code Er01

Xtreme Power Conversion Corporaon
TX90 6kVA & 10kVA Service Manual
Page 38
Uninterrupble Power Supply
Troubleshoong
If there is a abnormal condion occurred, the LCD display will show an error code as indicated at
Chapter 1. Please follow the troubleshoong indicated below.
Error Code Er01
Denion: The UPS is in the 1st stage so start procedure, but the DC bus voltage can not reach 50Vdc within 5
seconds, or can not reach ancipave charging voltage (about either present 80% of baery voltage or present
output voltage of charger) within 30 seconds.
Flow Chart