User Manual 200 kVA-1200 kVA UPS
Appendix 1 Alarm List
85
failure
2.
Check the program
218
Shorted bus
1.
Check whether there is a real short circuit and check
the wiring
2.
Check whether it is caused by software
misjudgment
212/213/221/222
Quick overvoltage of bus software
(PFC_P/PFC_N/BOOST_P/BOOST
_N)
1.
Check whether sampling is normal;
2.
Check whether the setting of software protection
point is reasonable;
3.
Check whether the control is normal
215/216
Quick undervoltage of bus software
(PFC_P/PFC_N/BOOST_P/BOOST
_N)
1.
Check whether sampling is normal;
2.
Check whether the setting of software protection
point is reasonable;
3.
Check whether the control is normal
200/201/224/225
Bus overvoltage
(PFC_P/PFC_N/BOOST_P/BOOST
_N)
1.
Check whether sampling is normal;
2.
Check whether the setting of software protection
point is reasonable;
3.
Check whether the control is normal
203/204/226/227
Bus undervoltage
(PFC_P/PFC_N/BOOST_P/BOOST
_N)
1.
Check whether sampling is normal;
2.
Check whether the setting of software protection
point is reasonable;
3.
Check whether the control is normal
206
Voltage unbalance of positive and
negative bus
1.
Check whether sampling is normal;
2.
Check whether the setting of software protection
point is reasonable;
3.
Check whether the control is normal
430
Soft starting failure of bus hardware
1.
Check whether the program driver is transmitted
2.
Check whether the hardware end receives the driver
3.
Check whether the program judgment conditions are
met
4.
Check whether the bus is mounted when the
hardware is started;
209/223
Bus hardware overvoltage
(PFC_BUS/BOOST_BUS)
1.
Check whether sampling is normal;
2.
Check whether CPLD judgment and DSP
communication are normal;
3.
Check whether the control is normal
334
Battery contact failure
Confirm whether the contactor drive signal and feedback
signal are corresponding
338
Abnormal battery connection
(reverse connection)
1.
Check whether the battery is connected reversely
2.
Check whether the sampling line is connected
reversely
3.
Check whether sampling is normal;
339
Abnormal battery connection (not
connected)
1.
Check whether the battery is connected reversely
2.
Check whether the sampling line is connected
Содержание EA990 Super
Страница 1: ...200 kVA 1200 kVA ...