Haier 1UH071N1ERG [191/238] Smart power

Haier 1UH071N1ERG [191/238] Smart power
189
Smart Power
4.5 Power module error code checking for 1UH125/140P1ERK
1. Drive Status Indication
LED Model Explanation of LED display Position of Led
LED 601 (GREEN )
Flashing (on 1s, Off 1s) : Drive is
operating normally.
Flashing (on 0.25s off 0.25s, flashes
n times and then off 2s as a period) :
Module board failure
Module board
2. Protection function
Protection style:
Protection style Explanation LED
LED display
Description
ERROR Recovery
Shutdown protection
When the voltage, current, temperature,
etc. to meet the shutdown protection
Level, drive immediately stop output,
and LED display fault information, and
upload the error symbol.
LED 601
(GREEN)
Flashes n times,
off 2s; (n is the
error code)
Needs to keep the
error information
2min, then ERROR
Recovery
3. Shutdown protection error code
Error code
Hardware/software
protection
Error detail Protection Level
Error
symbol
1 Software PIM module overheat 105°C and continued 5s 01H
2 Software PIM temperature sampling failure / 18H
3 Software Overcurrent protection when limit frequency / 02H
4 Hardware Hardware protection PIM_INT PIM_INT 04H
6 Software DC under voltage 300V 05H
7 Software DC high voltage 700V 06H
8 Software Communication error / 07H
9 Software Output lack of phase / 16H
10 Software Preset / /
11 Software U phase overcurrent 40A 0AH
12 Software Compressor is out of step / 0EH
13 Software V phase overcurrent 40A 0CH
14 Software W phase overcurrent 40A 0DH
15 Software Compressor startup failure / 0FH
16 Software Phase current sampling failure / 09H
19 Software Preset / /
20 Software Preset / /
21 Software Preset / /
22 Hardware Input lack of Phase / 10H
23 Preset
24 Preset
25 Preset
26 Preset
27 Preset
30 Preset
32 Preset
34 Preset
Appendix A Protection function logic and protection level

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