FAULT
Message
Possible cause
Action
HW DSP
ADC2
(F16)
1. Insufficient input power
2. Auxiliary power circuitry
malfunction
3. Detection circuit malfunction
1. Check the input voltage, must >150Vdc
2. Check the auxiliary circuitry inside the
inverter
3. Check the detection circuit inside the
inverter
HW DSP
ADC3
(F17)
1. Insufficient input power
2. Auxiliary power circuitry
malfunction
3. Detection circuit malfunction
1. Check the input voltage, must >150Vdc
2. Check the auxiliary circuitry inside the
inverter
3. Check the detection circuit inside the
inverter
1. Insufficient input power
2. Auxiliary power circuitry
malfunction
3. Detection circuit malfunction
1. Check the input voltage, must >150Vdc
2. Check the auxiliary circuitry inside the
inverter
3. Check the detection circuit inside the
inverter
1. Insufficient input power
2. Auxiliary power circuitry
malfunction
3. Detection circuit malfunction
1. Check the input voltage, must >150Vdc
2. Check the auxiliary circuitry inside the
inverter
3. Check the detection circuit inside the
inverter
HW Red
ADC1
(F18)
HW Red
ADC2
(F19)
HW Eff.
(F20)
1. The calibration is incorrect
2. Current feedback circuit is
defective
1. Check the accuracy of current and power
2. Check the current feedback circuit
inside the inverter
HW
COMM1
(F23)
1. DSP is idling
2. The communication
connection is disconnected
3. The communication circuit
malfunction
1. Check reset and crystal in DSP
2. Check the connection between DSP
and COMM
3. Check the communication circuit
HW
COMM2
(F22)
1. Red. CPU is idling
2. The communication
connection is disconnected
1. Check reset and crystal in Red. CPU
2. Check the connection between Red.
CPU and DSP
Ground Cur.
(F24)
1. PV array insulation fault
2. Large PV array capacitance
between Plus to Ground or
Minus to Ground
3. Either side of boost driver
or boost choke malfunction
4. Detection circuit malfunction
1. Check the insulation of Solar inputs
2. Check the capacitance (+ <-> GND &
- <-> GND), must < 2.5uF. Install a
external transformer if necessary
3. Check boost driver & boost choke
4. Check the detection circuit inside the
inverter
60
Error message and Trouble Shooting
Summary of Contents for RPI M50A 12s
Page 2: ......
Page 75: ...RPI M50A_12s The power behind competitiveness www deltaww com English 1 75 149...
Page 81: ...81...
Page 83: ...2 1 RPI M50A 2 1 2 2 2 1 2 2 1 2 2 83...
Page 85: ...2 3 2 3 RPI503M221000 DC RPI M50A_12s 2 2 2 3 85...
Page 89: ...3 3 3 4 14 30 3 30 97 8 192 8 129 M6 Screw 6 M6 Screw 6 Wall 89...
Page 90: ...3 5 3 5 25 60 3 6 30cm 20cm 50cm 30cm 30cm 90...
Page 93: ...M50A M50A Note for Field Wiring M50A 16A 4 2 4 1 4 2 RPI M50A_12s 16A 93...
Page 95: ...4 3 AC AC AC 95mm 22 2mm L1 L2 L3 N PE 22 2mm 95 mm 0 5 95...
Page 96: ...AC 4 4 AC Plug 4 4 1 2 3 4 5 96...
Page 99: ...O 5 3 3N M 6 A B B 7 4 4 B D 38 2CV 25 12N m 99...
Page 125: ...6 1 6 2 125...
Page 126: ...6 3 6 4 SPD 8 Kgf cm 0 8N m 126...
Page 128: ...6 6 6 7 6 7 6 3 10 Kgf cm 1N m 128...
Page 129: ...6 8 6 9 6 9 4 6 5 6 4 8 Kgf cm 0 8N m 8 Kgf cm 0 8N m 129...
Page 136: ...8 Manual Switch OFF AC voltmeter AC DC AC DC RS 485 136...
Page 145: ...IV 1000Vdc A I V A I V curve limitation 145 A I V curve limitation...
Page 148: ......
Page 149: ...RPI M50A_12s The power behind competitiveness www deltaww com English 1 75 149...
Page 155: ...155...
Page 157: ...2 1 RPI M50A 2 1 2 2 2 1 2 2 1 2 2 157...
Page 159: ...2 3 2 3 DC 2 2 2 3 RPI503M221000 RPI M50A_12s 159...
Page 163: ...3 3 3 4 14 30 3 30 97 8 192 8 129 M6 Screw 6 M6 Screw 6 Wall 163...
Page 164: ...3 5 3 5 25 60 3 6 30cm 20cm 50cm 30cm 30cm 164...
Page 167: ...M50A M50A Note for Field Wiring M50A 16A 4 2 4 1 4 2 RPI M50A_12s 16A 167...
Page 169: ...4 3 AC AC AC L1 L2 L3 N PE 22 2mm 95 mm 0 5 95mm 22 2mm 169...
Page 170: ...AC 4 4 AC Plug 4 4 1 2 3 4 5 170...
Page 173: ...O 5 3 3N M 6 A B B 7 4 4 B D 38 2CV 25 12N m 173...
Page 199: ...6 1 6 2 199...
Page 200: ...6 3 6 4 SPD 8 Kgf cm 0 8N m 200...
Page 202: ...6 6 6 7 6 7 6 3 10 Kgf cm 1N m 202...
Page 203: ...6 8 6 9 6 9 4 6 5 6 4 8 Kgf cm 0 8N m 8 Kgf cm 0 8N m 203...
Page 210: ...8 Manual Switch OFF AC voltmeter AC DC AC DC RS 485 210...
Page 219: ...IV 1000Vdc A I V A I V curve limitation 219 A I V curve limitation...
Page 222: ......
Page 223: ......
Page 224: ...Version 06190528 5013237005...