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VLT Ea4 Parallel Drive Modules
Operating Guide
Number
Text
1796
RAM copy error.
2561
Replace the control card.
2820
LCP stack overflow.
2821
Serial port overflow.
2822
USB port overflow.
3072–5122
Parameter value is outside its limits.
5123
Option in slot A: Hardware incompatible with the control board hardware.
5124
Option in slot B: Hardware incompatible with the control board hardware.
5125
Option in slot C0: Hardware incompatible with the control board hardware.
5126
Option in slot C1: Hardware incompatible with the control board hardware.
5376– 6231
Internal fault. Contact the Danfoss supplier or Danfoss service department.
6.9.39 ALARM 39, Heat Sink Sensor
Cause
There is no feedback from the heat sink temperature sensor.
The signal from the IGBT thermal sensor is not available on the power card.
Troubleshooting
•
Check the ribbon cable between the power card and the gate drive card.
•
Check for a defective power card.
•
Check for a defective gate drive card.
6.9.40 WARNING 40, Overload of Digital Output Terminal 27
Troubleshooting
•
Check the load connected to terminal 27 or remove the short-circuit connection.
•
Check parameter 5-00 Digital I/O Mode and parameter 5-01 Terminal 27 Mode.
6.9.41 WARNING 41, Overload of Digital Output Terminal 29
Troubleshooting
•
Check the load connected to terminal 29 or remove the short-circuit connection.
•
Check parameter 5-00 Digital I/O Mode and parameter 5-02 Terminal 29 Mode.
6.9.42 WARNING 42, Ovrld X30/6-7
Troubleshooting
For terminal X30/6:
•
Check the load connected to the terminal, or remove the short-circuit connection.
•
Check parameter 5-32 Term X30/6 Digi out (MCB 101) (VLT® General Purpose I/O MCB 101).
For terminal X30/7:
•
Check the load connected to the terminal, or remove the short-circuit connection.
•
Check parameter 5-33 Term X30/7 Digi Out (MCB 101) (VLT® General Purpose I/O MCB 101).
6.9.43 ALARM 43, Ext. Supply
Cause
VLT® Extended Relay Option MCB 113 is mounted without 24 V DC.
56 | Danfoss A/S © 2023.01
Operating the Drive
AQ434333248451en-000101 / 130R1286
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