Danfoss FC 103 Instruction Manual

Also see for VLT FC 103: Service guide Installation guide Installation guide Operating guide Installation guide

Contents

Danfoss FC 103 Instruction Manual Manual pdf 13 page image

3.3 MountingNOTICE!Improper mounting can result in overheating andreduced performance.Cooling• Ensure that top and bottom clearance for aircooling is provided. See Figure 3.2 for clearancerequirements.aa130BD528.10Figure 3.2 Top and Bottom Cooling ClearanceEnclosure A2-A5 B1-B4 C1, C3 C2, C4a (ins [mm]) 3.94 [100] 7.87 [200] 7.87 [200] 8.86 [225]Table 3.1 Minimum Airflow Clearance RequirementsLifting• To determine a safe lifting method, check theweight of the unit, see chapter 8.9 Power Ratings,Weight and Dimensions.• Ensure that the lifting device is suitable for thetask.• If necessary, plan for a hoist, crane, or forklift withthe appropriate rating to move the unit.• For lifting, use hoist rings on the unit, whenprovided.Mounting1. Ensure that the strength of the mounting locationsupports the unit weight. The adjustablefrequency drive allows side-by-side installation.2. Place 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 orto the optional backplate to provide coolingairflow.4. Use the slotted mounting holes on the unit forwall mounting, when provided.Mounting with backplate and railings130BD504.10Figure 3.3 Proper Mounting with BackplateNOTICE!Backplate is required when mounted on railings.NOTICE!All A, B, and C enclosures allow side-by-side installation.Exception: if an IP21 kit is used, there has to be aclearance between the enclosures:• For enclosures A2, A3, A4, B3, B4 and C3, theminimum clearance is 2 ins [50 mm].• For enclosure C4, the minimum clearance is3 ins [75 mm].Mechanical Installation Instruction ManualMG16E322 Danfoss A/S © Rev. 2014-04-10 All rights reserved. 113 3