Requirements; Environmental - Danfoss VLT FC 102 Installation Manual

Mechanical Installation

4.2 Requirements

This section describes the minimum recommended
requirements for mechanical installation. For UL and CE
requirements, see chapter 5.2 Electrical Requirements for
Certifications and Approvals.

4.2.1 Environmental

4 4
Refer to for information on required operating
temperature, humidity, and other environmental
conditions.
4.2.2 Cabinet
The kit consists of either 2 or 4 drive modules, depending
on the power rating. The cabinets have to meet the
following minimum requirements:
Width [mm (in)]
Depth [mm (in)]
Height [mm (in)]
Weight capacity
[kg (lb)]
Ventilation openings
Table 4.1 Cabinet Requirements
1) Required if Danfoss busbar or cooling kits are used.
NOTICE
EXTERNAL 230 V SUPPLY
An external 230 V supply is required for the SMPS
(switch mode power supply). Danfoss recommends using
a 6 A, 10 A, or 16 A slow-blow fuse when installing the
external supply.
14
®
VLT Parallel Drive Modules
2-drive: 800 (31.5), 4-drive: 1600 (63)
600 (23.6)
1)
2000 (78.7)
2-drive: 450 (992), 4-drive: 910 (2006)
See chapter 4.2.5 Cooling and Airflow
Requirements.
Danfoss A/S © 08/2017 All rights reserved.
4.2.3 Busbars
If the Danfoss busbar kit is not used, see Table 4.2 for the
cross-section measurements that are required when
creating customized busbars. For terminal dimensions, refer
to chapter 7.8.2 Terminal Dimensions and chapter 7.8.3 DC
Bus Dimensions.
Description Width [mm (in)]
AC motor 143.6 (5.7)
AC mains 143.6 (5.7)
DC bus 76.2 (3.0)
Table 4.2 Cross-section Measurements for Customized Busbars
NOTICE
Align busbars vertically to provide maximum airflow.
4.2.4 Thermal Considerations
For heat dissipation values, refer to chapter 7.1 Power-
dependent Specifications. The following heat sources must
be considered when determining cooling requirements:
•
Ambient temperature outside enclosure.
•
Filters (for example, sine-wave and RF).
•
Fuses.
•
Control components.
For required cooling air, refer to chapter 4.2.5 Cooling and
Airflow Requirements.
Thickness [mm (in)]
6.4 (0.25)
6.4 (0.25)
12.7 (0.50)
MG37K302