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14. Replacement Data<br />
14.8.2 Replacing VG3<br />
FRENIC5000 VG3 FRENIC5000 VG7S<br />
− dbH DB resistor overheat<br />
dcF DC fuse blown dcF DC fuse blown<br />
− dO Excessive position deviation<br />
EF Ground fault EF Ground fault<br />
Rf Memory error Er1 Memory error<br />
− Er2<br />
KEYPAD panel communication<br />
error<br />
− Er3 CPU error<br />
OPF T-Link communication error Er4 Network error<br />
− Er5 RS-485 communication error<br />
− Er6 Operation procedure error<br />
− Er7 Output wiring error<br />
CF Current detection circuit error −<br />
− Er8 A/D converter error<br />
− Er9 Speed disagreement<br />
− ErA UPAC error<br />
− Erb Inter-inverter communication error<br />
− IPE IPM error<br />
− Lin Input phase loss<br />
LU Undervoltage LU Undervoltage<br />
rb NTC thermistor disconnection nrb NTC thermistor disconnection<br />
OC Overcurrent OC Overcurrent<br />
OH1 Inverter overheat OH1 Overheating at heat sink<br />
OH3 External alarm OH2 External alarm<br />
− OH3 Inverter internal overheat<br />
OH2 Motor overheat OH4 Motor overheat<br />
− OL1 Motor 1 overload<br />
− OL2 Motor 2 overload<br />
− OL3 Motor 3 overload<br />
OL Inverter overload OLU Inverter unit overload<br />
OS Overspeed OS Overspeed<br />
OU Overvoltage OU Overvoltage<br />
− PbF Charging circuit error<br />
− P9 PG disconnection<br />
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