Mounting; Cooling; Lifting; Mounting With Mounting Plate And Railings - Danfoss VLT FC 102 Operating Manual

VLT HVAC Drive FC 102
Operating Guide

3.3 Mounting

3.3.1 Cooling

• Ensure that top and bottom clearance for air cooling is provided. See
Illustration 5: Top and Bottom Cooling Clearance
Table 4: Minimum Airflow Clearance Requirements
Enclosure
a [mm (in)]

3.3.2 Lifting

• To determine a safe lifting method, check the weight of the unit, see
• Ensure that the lifting device is suitable for the task.
• If necessary, plan for a hoist, crane, or forklift with the appropriate rating to move the unit.
• For lifting, use hoist rings on the unit, when provided.
3.3.3 Mounting
Procedure
1.
Ensure that the strength of the mounting location supports the unit weight.
The drive allows side-by-side installation.
2.
Locate the unit as near to the motor as possible. Keep the motor cables as short as possible.
3. Mount the unit vertically to a solid flat surface or to the optional backplate to provide cooling airflow.
4.
Use the slotted mounting holes on the unit for wall mount, when provided.

3.3.3.1 Mounting with Mounting Plate and Railings

A mounting plate is required when mounted on railings.
All A, B, and C enclosures allow side-by-side installation. Exception: If an IP21 kit is used, there has to be a clearance between the
enclosures:
• For enclosures A2, A3, A4, B3, B4, and C3, the minimum clearance is 50 mm (1.97 in).
• For enclosure C4, the minimum clearance is 75 mm (2.95 in).
18 | Danfoss A/S © 2023.09
a
a
A2–A5 B1–B4
100 (3.9) 200 (7.8)
Table 4 for clearance requirements.
C1, C3
200 (7.8)
8.12 Power Ratings, Weight, and
AQ267037536117en-000101 / 130R0083
Mechanical Installation
C2, C4
225 (8.9)
Dimensions.