Dc Voltage Levels; Warning And Alarm Trips Points - Danfoss VLT FC Series Service Manual
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Also See for VLT FC Series:
- Operating instructions manual (64 pages) ,
- Operating manual (26 pages) ,
- Installation manual (12 pages)
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Product Specifications
14.2 DC Voltage Levels
FC 102/FC 103/FC 202/FC 302
Inrush circuit enabled [V DC]
Inrush circuit disabled [V DC]
Inverter undervoltage disable [V DC]
Undervoltage warning [V DC]
Inverter undervoltage re-enable (warning
reset) [V DC]
Overvoltage warning (without brake) [V
DC]
Dynamic brake turn on [V DC]
Inverter overvoltage re-enable (warning
reset) [V DC]
Overvoltage warning (with brake) [V DC]
Overvoltage trip [V DC]
Table 14.4 DC Voltage Levels
14.3 Warning and Alarm Trips Points
200–240 V AC
200–240 V AC
Overcurrent warning
1)
Overcurrent alarm
(1.5 s delay)
Earth (ground) fault alarm
Short circuit alarm
Heat sink overtemperature
Heat sink undertemperature warning
Control card overtemperature
Mains phase warning (30 s delay)
Mains phase alarm (60 s delay)
Table 14.5 Warning/Alarm Trip Points, D1h–D4h Drives, 200–240 V AC
380–480 V AC
380–500 V AC
Overcurrent warning
Overcurrent alarm
1)
(1.5 s delay)
Earth (ground) fault alarm
Short circuit alarm
Heat sink overtemperature
Heat sink undertemperature warning
Control card overtemperature
Mains phase warning (30 s delay)
Mains phase alarm (60 s delay)
Table 14.6 Warning/Alarm Trip Points, D-sized Drives, 380–480/500 V AC
1) Based on crest factor of 1.414
MG94A502
Service Guide
200–240 V units
182
198
185
205
201
390
–
395
–
410
FC 102/FC 103/
FC 202
N55K
FC 302
N45K
[A
]
296
rms
[A
]
299
rms
[A
]
24
rms
[A
]
711
pk
[°C]
110
[°C]
0
[°C]
75
DC bus ripple V
80
pkpk
DC bus ripple V
80
pkpk
FC 102/FC 103/
FC 202
N110
FC 302
N90K
[A
]
327
rms
[A
]
330
rms
[A
]
27
rms
[A
]
593
pk
[°C]
110
[°C]
0
[°C]
75
DC bus ripple V
80
pkpk
DC bus ripple V
80
pkpk
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380–480/500 V units
370
395
373
410
413
380–480 V
380–500 V units
units
778
778
786
810
820
N75K
N90K
N110
N55K
N75K
N90K
352
444
559
355
447
562
29
36
45
868
1051
1051
110
110
110
0
0
0
75
80
80
80
80
80
80
80
80
N132
N160
N200
N110
N132
N160
392
481
583
395
483
585
32
39
47
711
868
1051
110
110
110
0
0
0
75
75
80
80
80
80
80
80
80
525–690 V
units
550
570
553
585
602
525–690 V
units
817
1084
810
1099
821
1099
828
1109
855
1130
N150
N160
N110
N150
668
820
671
823
54
66
1318
1595
110
110
0
0
80
80
80
80
80
80
N250
N315
N200
N250
731
888
734
893
59
72
1318
1595
110
110
0
0
80
80
80
80
80
80
321
14
14
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Troubleshooting
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Questions and answers
How do I clear log S:28[M26] in my danfoss vfd
How can clear log S:28[M26]in my danfoss vfd
To clear log S:28[M26] in your Danfoss VLT FC Series VFD, reset the unit. This clears alarms and warnings, as noted for similar faults like ALARM 78. Make sure the issue causing the log has been resolved before resetting.
This answer is automatically generated