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L8-78: Power Unit Output Phase Loss Protection
Protects the power unit from phase loss.
Note:
This parameter is only available in models 4A0930, 4A1200, and A1000 HHP.
No.
Name
Setting Range
Default
L8-78
Power Unit Output Phase Loss Protection
0, 1
1
Setting 0: Disabled
Setting 1: Enabled
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L8-86: Detection Selection when Panel Fan Fails
Detects the loss of the drive panel fan by the panel fan input.
Note:
Settings 3 or 4 reduce inverter O/L level from 100% to 80%
No.
Name
Setting Range
Default
L8-86
Detection selection when Panel Fan Fails
0 to 5
1
Setting 0: Ramp Stop (Fault)
Setting 1: Coast Stop (Fault)
Setting 2: Fast Stop (Fault)
Setting 3: Continue Running (Alarm)
Setting 4: Continue Running at L8-19 Speed
Setting 5: Disabled
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L8-87: Detection Selection when Diode Converter Fans Fail
Detects the loss of the Diode Converter fans by the fan control input.
Note:
Settings 3 or 4 reduce drive O/L level from 100% to 80%
No.
Name
Setting Range
Default
L8-87
Detection Selection when Diode Converter Fans Fail
0 to 5
1
Setting 0: Ramp Stop (Fault)
Setting 1: Coast Stop (Fault)
Setting 2: Fast Stop (Fault)
Setting 3: Continue Running (Alarm)
Setting 4: Continue Running at L8-19 Speed
Setting 5: Disabled
1.8 L: Protection Functions
YASKAWA ELECTRIC SIEP YEAHHP 01B YASKAWA AC Drive – A1000 HHP Programming Manual
157
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Parameter Details
Summary of Contents for A1000 HHP
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