MAINTENANCE
Troubleshooting
143
GFF
(4)
Ground Fault
One of the output terminals to motor is short-circuited.
NOTE:
Ground Fault protection is to protect the VFD and not designed to protect the user.
Action and Reset
Action level
When output current exceeds
[PROT-34]
Action time
After
Gnd Fault Delay [PROT-35]
Related parameters
Gnd Fault Level [PROT-34]
;
Gnd Fault Delay [PROT-35]
Reset method
Manually or Automatically if in Auto mode and Auto Restart is enabled.
Reset condition
5 seconds after fault is corrected
Recorded
Yes
Possible Causes
Corrective Action
• Motor failure
• Broken motor cable
• Capacitance cable and ground
• EMI Interference
• Drive failure
• Check motor and wiring with meg-ohm meter
• If cable exceeds 100 m (328 ft) decrease carrier frequency
• Verify grounding of communication circuit
• Ensure separation of communication circuits and high-voltage wiring
• Check whether the IGBT power module is damaged.
Fault Display
Description
Hd0
(36)
cc HW error
Current clamp hardware protection
Action and Reset
Action level
Hardware detection
Action time
Immediately
Reset method
Cycle the power
Recorded
Yes
Possible Causes
Corrective Action
• Hardware failure
• If condition still exists after power restart, please call Technical Support.
Fault Display
Description
Hd1
(37)
oc HW error
oc hardware protection error when power is ON
Action and Reset
Action level
Hardware detection
Action time
Hd1 acts immediately when the drive detects the fault
Reset method
Power-off
Reset condition
N/A
Recorded
Yes
Possible Causes
Corrective Action
• Hardware failure
• If condition still exists after power cycle, please call Technical Support
Fault Display
Description
Hd2
(38)
ov HW error
Over-voltage hardware protection error when power is ON
Action and Reset
Action level
Hardware detection
Action time
Hd2 acts immediately when the drive detects the fault
Reset method
Power-off
Reset condition
N/A
Recorded
Yes
Possible Causes
Corrective Action
• Hardware failure
• If condition still exists after power cycle, please call Technical Support
Fault Display
Description
Summary of Contents for CERUS X-DRIVE CXD-003A-4V
Page 2: ......
Page 3: ...CERUS X DRIVE INSTALLATION AND OPERATION MANUAL Firmware Version 1 2 Franklin Electric Co Inc ...
Page 96: ...OPERATION Protection Features 96 ...
Page 112: ...ADVANCED APPLICATION OPTIONS Multi Drive Configurations 112 ...
Page 124: ...COMMUNICATIONS BACnet Communication 124 ...
Page 128: ...ACCESSORIES Optional Extension Cards 128 Frame D Frame E Frame F ...
Page 129: ...ACCESSORIES Optional Extension Cards 129 Frame G Frame H ...
Page 132: ...ACCESSORIES Optional Extension Cards 132 ...
Page 234: ...PARAMETER REFERENCE TABLES Parameter Descriptions Motor Menu 234 ...
Page 250: ...GLOSSARY 250 ...