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Delta Electronics VFD-M User Manual

Page 43

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Chapter 4 Parameters|

4-8

Revision May 2008, ME14, SW V3.04

Parameter

Explanation

Settings

Factory

Setting

Customer

115V/230V/460V series: 01 to 15
(The factory setting of VFD075M43A is 10)

15

Pr.71

PWM Carrier
Frequency

575V series: 01 to 10

6

Pr.72

Auto Restart Attempts
after Fault

00 to 10

00

Pr.73

Present Fault Record

00

Pr.74

Second Most Recent
Fault Record

00

Pr.75

Third Most Recent
Fault Record

00: No fault occurred
01: Over-current (oc)
02: Over-voltage (ov)
03: Overheat (oH)
04: Overload (oL)
05: Overload 1 (oL1)
06: External Fault (EF)
07: CPU failure 1 (CF1)
08: CPU failure 3 (CF3)
09: Hardware Protection Failure (HPF)
10: Over-current during acceleration (oca)
11: Over-current during deceleration (ocd)
12: Over-current during steady state

operation (ocn)

13: Ground fault or fuse failure(GFF)
14: Low Voltage (not record)
15: 3 Phase Input Power Loss
16: EPROM failure (CF2)
17: External interrupt allowance(bb)
18: Overload (oL2)
19: Auto Adjustable accel/decel failure

(CFA)

20: CPU self detection failure (codE)

00

Pr.76

Parameter Lock and
Configuration

00: All parameters can be set/read
01: All parameters are read-only
02-08: Reserved
09: Resets all parameters to 50Hz factory

defaults

10: Resets all parameters to 60Hz factory

defaults

00

Pr.77

Time for Auto Reset
the Restart Times in
Abnormality

0.1 to 6000.0 sec

60.0