Delta RPI-H3 User Manual

FAULT
Message
A45: HW OOCP
A50:Zero Cross
Circuit Fail
1. WB1 WB2 misconnection.
2. Detection circuit malfunction
The detection circuit for
synchronous signal malfunction
1. Check the connection of WB1
and WB2.
2. Check the detection circuit inside
the inverter
Check the detection circuit for
synchronous signal inside the
inverter
A56:Hardware
Incompatibility
HW power rating incorrect
Check comm. HW power rating info.
A60: DC1 Curr
Over Rating
1. Switching device in boost is
defective
2. Driver for boost is defective
3. Input current detection circuit
malfunction
1. Check all switching device in
boost
2. Check the driver circuit for boost
inside the inverter
3. Check input current detection
circuit
A70: DC1 Curr
Transient Over
1. Switching device in boost is
defective
2. Driver for boost is defective
3. Input current detection circuit
malfunction
1. Check all switching device in
boost
2. Check the driver circuit for boost
inside the inverter
3. Check input current detection
circuit
Possible cause Action
Table 9-2 : Error message
52
Measurement, Error Message and Trouble Shooting

Delta RPI-H3 Specifications

General

Brand	Delta
Model	RPI-H3
Category	Inverter
Language	English