Table 6-2B: Fault Codes (inverter fault) & Messages
Message
Description
Action
DSP COMM Fault
(F23)
The internal communication
connection is disconnected
Check the connection interface RS-485
Ground Cur.
High
(F24)
Insulation problem of PV array
to ground
1. Check the insulation of Solar inputs
2.
Contact customer service for
technical support
Iac Unbalance
(F26)
1. Power line is disconnected
2. Current feedback circuit is
defective
Check the connection in AC plug
RCMU Fault
(F27)
RCMU circuit is disconnected
Contact customer service for
technical support
Contact customer service for
technical support
Grid relay short
Grid relay open
Contact customer service for
technical support
AC RLY Short
(F28)
AC RLY Open
(F29)
Bus Unbalance
(F30)
Voltage unbalance of DC link
Restart inverter by DC switch
Bus Voltage High
(F31, F32, F33
F34, F35)
High bus capacitor voltage
1.Restart inverter by DC switch
2.Check the solar array setting, and make
sure the Voc less than Max. Vdc of Inverter
(if the error code comes along with E30)
AC Current High
(F36,F37,F38
F39,F40,F41)
Surge occurs during operation
Contact customer service for
technical support
Contact customer service for
technical support
AC CT Fault
(F42,43,44)
Phase R / S / T CT is defective
AC current over range
The zero crossing circuit
is defective
The inverter circuit is defective
Restart the inverter by DC switches
AC Current High
(F45)
ZC Circuit Fault
(F50)
Contact customer service for
technical support
Inv Circuit Fault
(F51)
Contact customer service for
technical support
The boost circuit is defective
Boost Circuit Fault
(F52)
Contact customer service for
technical support
1. AFCI is not installed
2. AFCI self-test is fail
1. Check if there are any cable damaged
at DC side.
2. Replace DC cable and unlock the Arc
fault from DSS
3.
Contact customer service for
technical support
Arc circuit fail
(F58)
The inverter detects arcing
occurs
Arc fault
(F59)
Check the AFCI detection circuit board for
making sure it is connected correctly
54
Error Message and Trouble Shooting
Summary of Contents for M15A 220
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Page 18: ...Figure 3 2 Attaching the Hoisting hooks Hoisting Hook 18 Installation...
Page 29: ...Figure 3 14 Location of H4 connectors to connect array wiring DC 29 Installation...
Page 63: ...www deltaww com M15A_220 M20A_220 English 1 63...
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Page 71: ...L1 L2 L3 N DELTA 1 2 M15A_220 M20W_220 3 MPP 5 F DELTA 1 2 1 71...
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Page 74: ...M15A_220 M20A_220 EMI 2 L1 L2 L3 N DELTA 2 1 M15A_220 M20A_220 74...
Page 77: ...60 seconds 2 3 2 3 2 3 2 3 WEEE marking 60 77...
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Page 82: ...M5 3 4 3 5 6 5 400 500 410 6 30 25 82 82 82 82 82 31 17 27 460 unit mm M6 or 82...
Page 83: ...3 6 3 7 300mm 300mm 200mm 200mm 300mm 500mm 500mm 90 83...
Page 84: ...3 3 84...
Page 89: ...DC 3 4 MPPT 1100V 1100V 89...
Page 91: ...3 14 H4 91...
Page 92: ...A M6 3 9 N m B M5 3 5 O 3 15 3 15 A A B B 92...
Page 93: ...V1 x1 EPO x1 x6 ON 1 3 6 3 16 12V VCC RS 485 EPO SUB_1G 3 16 VCC RS 485 12V 12V 1 93...
Page 94: ...3 6 1 3 17 0 8 N m 3 17 94...
Page 96: ...120 1 2W DATA to DATA ON OFF OFF ON RS485 USB or RS485 RS232 3 18 3 4 96...
Page 103: ...Auto ID Scan Inverters 4 2 2 4 3 103...
Page 104: ...4 2 3 ID ID ID ID Set ID 4 4 ID 104...
Page 105: ...4 5 4 2 4 Set Country 4 2 5 Sync Clock 4 6 105...
Page 107: ...1 5 1 2 5 1 3 5 2 5 LED 5 1 5 1 1 5 1 107...
Page 108: ...1 2 3 4 5 5 2 5 1 2 108...
Page 109: ...APP DSS W18 AC Surge W17 DC Surge 5 2 SPD M15A_220 M20A_220 5 3 5 4 AC SPD DC SPD 109...
Page 111: ...5 7 DC SPD 0 8 N m 1 LED 2 5 1 1 3 3 DC SPD 4 DC SPD 0 8 N m 3 5 5 1 2 5 2 2 DC SPD 111...
Page 112: ...0 8 N m 5 8 DC SPD 112...
Page 113: ...5 3 40 AC DC H4 H4 Wi Fi RS 485 1 2 3 113...
Page 123: ...2 8 0 kgf cm 0 8N m 1 Wi Fi 8 0 kgf cm 0 8N m 3 SUB_1G 10 2 kgf cm 1N m NO 1 1 123...
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