Sanhua SD2 series drive
33
User Manual v3.5 –Sep-27.2022
6. FAULT CODE TABLE
6.1 Status indicator description
Indicator
Color
Description
Running/Stop
Indication
Green/Yellow
Green: The inverter is in running state;
Yellow: The inverter is in stop state;
(When this light flashes, it indicates that the host computer communication is
received, the fastest flashing interval is 0.5s)
Fault indicator Red
Always off: No fault;
Flashing: Faulty;
(fast flashing is ten digits, slow flashing is ones digit, the meaning of the fault code is
shown in the table below)
Tab 6.1
6.2 Fault code table
#
Fault Name
Fault Code
1
Lost Communication
11
2
EEPROM Data Abnormal
12
3
AD-Offset Abnormal
13
4(*)
AC Lost-Phase(HW)
23
5(*)
AC Lost-Phase/Unbalance(SW)
14
6
AC Over-Voltage
15
7
AC Under -Voltage
16
8
Charge Circuit Fault
17
9
DC Over-Voltage(HW)
24
10
DC Over-Voltage(SW)
18
11
DC Under-Voltage
19
12
HPS Protection
21
13
DLT Protection
22
14
IPM HW-OC Protection
32
15(**) PFC HW-OC Protection
51
16
Motor Over-Current
33
17
Lost-Phase Protection
34
18
Startup Failure
35
19
Speed-Misalignment Protection
36
20
AC Over-Current
52
21
IPM Temp. Sensor Fault
37
22
IPM Over-Temp.
38
23(**) PFC Temp. Sensor Fault (Reserved)
53
24(**) PFC Over-Temp. (Reserved)
54
25
MCU self-check Fault
81
Tab 6.2
1
）
*Three-Phase model only
2
）
**Single-Phase model only
Содержание SD2 Series
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