Danfoss VLT HVAC Drive FC 102 - Enclosure Airflow; Fastener Torque Ratings

10.10 Enclosure Airflow
225 mm (8.9 in)
e30bu132.10
1
2
225 mm (8.9 in)
Illustration 82: Enclosure Airflow in Sine-wave Filter, Passive Harmonic Filter, and Drive Cabinets (Side View)
1
Drive module cabinet
2
PHF and sine-wave cabinets
10.11 Fastener Torque Ratings
Apply the correct torque when tightening fasteners in the locations that are listed in the table. Too low or too high torque when
fastening an electrical connection results in a bad electrical connection. To ensure correct torque, use a torque wrench.
Table 130: Fastener Torque Ratings
Location
Bolt size
Torque [Nm (in-lb)]
Mains terminals
M10/M12
19 (168)/37 (335)
Motor terminals
M10/M12
19 (168)/37 (335)
Ground terminals
M8/M10
9.6 (84)/19.1 (169)
Brake terminals
M8
9.6 (84)
Relay terminals
–
0.5 (4)
Ground busbars between cabinets
M8
10 (88.5)
Brackets between cabinets
M6
8 (71)
Door/panel cover
M5
2.3 (20)
Cable entry plate
M5
2.3 (20)
Serial communication cover
M5
2.3 (20)
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Specifications
VLT® HVAC Drive FC 102
Operating Guide