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AHP60-14/18 -
Installation, Use and Maintenance
6.3. Inverter board errors
*IPM: Intelligent power module
HMI error
Model 14 and 18 kW
Number of card flashes
--
Description error
Causes
Solutions
E 851
-
Inverter board
hardware
problem
15
--
Controller protection
Compressor not connected
Overloaded compressor
Check the wiring / Replace
the inverter
10
--
Phase current IPM*
sampling error
sampling
of the continuity/short-circuit
break output current
Replace the inverter board
2
--
Radiator temperature sensor
error
Heat sink temperature sensor
continuity/short circuit break
Check heatsink temperature
sensor wiring / replace
inverter board
8
--
Communication error between
inverter card and main board
Incorrect communication cabling
communication error
Replace the inverter board
E 861
-
Engine power
too high
3
--
IPM* protection when
increasing frequency
Overcurrent IPM*
IPM* overpressure
High temperature IPM*
Check the charge
Check the pressure
Check the IPM*
14
--
IPM* protection when
increasing frequency
Compressor overload
Short circuit output Incorrect
compressor model
Reduce load
Check the compressor, its
insulation & coil resistance
12
--
Protection against
overconsumption of the
compressor
Compressor overload
Short circuit output Incorrect
compressor model
Reduce the load
Check the compressor, its
insulation & coil resistance
Содержание ECOMOD AHP60 14 kW
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