Fault Reference Code - INFOSEC C3 MPPT User Manual

3-7. Fault Reference Code

Fault Code
01 The fan is locked when C3 MPPT / C3+ MPPT is off.
02 Overheating
03 Battery voltage is too high
04 Battery voltage is too low
An output short-circuit or overheating is detected by
05
the internal components.
Output voltage is abnormal. (For 1K/2K/3K model)
06
Output voltage is too high. (For 4K/5K model)
07 Overload time out
08 Bus voltage is too high
09 Bus soft start failed
11 Main relay failed
51 Over current or surge
52 Bus voltage is too low
53 C3 MPPT / C3+ MPPT soft start failed
55 Over DC voltage in AC output
56 Battery connection is open
57 Current sensor failed
58 Output voltage is too low
NOTE: Fault codes 51, 52, 53, 55, 56, 57 and 58 are only available in 4K/5K model.
INFOSEC UPS SYSTEM - 4, rue de la Rigotière - 44700 Orvault - FRANCE - www.infosec-ups.com
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output power from the
battery and the
photovoltaic power.
Fault Event
Power from battery only.
Icon on
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