1.1 Description
The NEMA 3R cover kit is designed for D1h and D2h enclosure
sizes for the following applications:
•
VLT
®
HVAC Drive FC 102
•
VLT
®
Refrigeration Drive FC 103
•
VLT
®
AQUA Drive FC 202
•
VLT
®
AutomationDrive FC 302
This kit adds a cover to the outside vents of the frequency
converter and provides NEMA 3R compliant protection against
weather and hosed water. The kit is used only with frequency
converters that have E5S in the 13–15 position of the type
code. The type code is found on the nameplate.
1
Protection rating for the NEMA 3R kit
Illustration 1.1 Example of a D-size Enclosure Nameplate
The NEMA 3R kit contains the following parts:
•
Top plate (1).
•
Gland plate with attached gasket (1).
•
NEMA 3R cover (1).
•
Adhesive label (1).
•
3-sectioned plastic bag containing:
-
For top plate, lifting eyelets (2) and screws
(6) without captive washers.
-
For gland plate, screws (6) for D1h or (8) for
D2h. These screws have captive washers.
-
For NEMA 3R cover, screws (6) without
captive washers.
1.2 Kit
Part
Numbers
Part number
Kit description
176F6302
NEMA 3R cover kit for D1h enclosures
176F6303
NEMA 3R cover kit for D2h enclosures
Table 1.1 Part Numbers for the NEMA 3R Cover Kit
1.3 Safety
Instructions
WARNING
ELECTRICAL SHOCK HAZARD
VLT® frequency converters contain dangerous voltages when
connected to mains voltage. Improper installation, and
installing or servicing with power connected, can cause
death, serious injury, or equipment failure.
To avoid death, serious injury, or equipment failure:
•
Only use qualified electricians for the installation.
•
Disconnect the frequency converter from all power
sources before installation or service.
•
Treat the bus bar and heat sink as live whenever
the unit has mains voltage connected (including
when the frequency converter is tripped or waiting
for a command).
•
Follow the guidelines in these instructions and local
electrical safety codes.
Installation Instructions
NEMA-3R Cover Kit for D1h–D2h
VLT
®
FC Series FC 102, FC 103, FC 202, and FC 302
Danfoss A/S © 06/2015 All rights reserved.
MI70I102