Danfoss VLT series Installation Guide

3.7.2 Attaching the Unit to the Floor
CAUTION
IMPROPER ALIGNMENT, DYNAMIC LOADS
PROTECTION
Improper alignment and insucient installation,
especially for installation in environments with dynamic
loads, can cause damage to the unit and injury.
Only qualied and authorised personnel shall do this
installation.
1. Lift the unit and position it on the oor. Refer to
chapter 3.5.3 Lifting the Unit.
2. Verify that there is 225 mm (9 in) top clearance
for air exhaust.
3. Make sure that the unit is aligned to the surface
and the surrounding units. Refer to
Illustration 3.11.
4. Secure the unit at each corner, as shown in
Illustration 3.16. The illustration shows the unit
being secured with a nut on a oor-based stud.
Other methods to secure the unit can be used.
NOTICE
SECURING THE UNIT
The unit must be securely fastened to the oor. Each
cabinet requires 2 fasteners per corner for a total of 8
fasteners per cabinet.
130BE494.10
Illustration 3.14 Unit Alignment
130BE496.10
Illustration 3.15 Principle for Cabinet Mounting in
Environments with Dynamic Loads (Example)
Mechanical Installation Installation Guide
MG13B102 Danfoss A/S © 09/2015 All rights reserved. 23
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Danfoss VLT series Specifications

General

Series	VLT
Category	DC Drives
Output Voltage	0-100% of input voltage
Protection Features	Overvoltage, Undervoltage, Overcurrent, Overtemperature, Short Circuit, Ground Fault
Communication Interfaces	Profibus, CANopen
Enclosure Rating	IP20, IP21, IP55, IP66
Cooling Method	Forced Air Cooling, Convection Cooling
Control Mode	Sensorless Vector, Closed Loop Vector
Ambient Temperature	-10°C to +50°C (14°F to 122°F)