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Delta Electronics Elevator Drive VFD-VL User Manual

Page 182

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Chapter 6 Fault Code Information and Maintenance|

Revision Nov. 2008, VLE1, SW V1.03 6-5

Display

Description

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He

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1 7

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o d :

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F u l t

IGBT overheating
IGBT temperature exceeds protection level
40 to100HP: 100

o

C


Corrective Actions:

1.

Ensure that the ambient temperature falls within the
specified temperature range.

2.

Make sure that the ventilation holes are not

obstructed.

3.

Remove any foreign objects from the heatsinks and

check for possible dirty heat sink fins.

4.

Check the fan and clean it.

5.

Provide enough spacing for adequate ventilation.

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1 8

C

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F u l t

W

IGBT hardware failure

Corrective Actions:
Return to the factory

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r

Er

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1 9

C

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F u l t

W

Heatsink overheating

Corrective Actions:
Return to the factory

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c k

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d

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EE

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2 0

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F u l t

Fan failure

Corrective Actions:

1.

Make sure that the fan is not obstructed.

2.

Return to the factory

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2 1

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F u l t

Overload
The AC motor drive detects excessive drive output current.
NOTE: The AC motor drive can withstand up to 150% of
the rated current for a maximum of 60 seconds.

Corrective Actions:

1. Check whether the motor is overloaded.
2. Take the next higher power AC motor drive model.

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Th

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e l y

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2 2

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F u l t

1

Motor 1 overload

Corrective Actions:

1.

Check whether the motor is overloaded.

2.

Check whether the rated current of motor (Pr.05-01) is
suitable

3.

Take the next higher power AC motor drive model.

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Mo

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F u l t

Motor overheating
The AC motor drive detects that the internal temperature
exceeds Pr.06-30 (PTC level)

Corrective Actions:

1.

Make sure that the motor is not obstructed.

2.

Ensure that the ambient temperature falls within the
specified temperature range.

3.

Take the next higher power AC motor drive model.