Danfoss 176F6748 User manual

Description
The space heater kit ts the following drives in E1h and E2h
enclosures:
•
VLT
®
HVAC Drive FC 102
•
VLT
®
Refrigeration Drive FC 103
•
VLT
®
AQUA Drive FC 202
•
VLT
®
AutomationDrive FC 302
The space heater kit includes a pair of 40 W anti-condensation
heaters for installation inside E1h and E2h enclosures.
Kit Part Numbers
Use these instructions with the following kits.
Kit number Kit description
176F6748 Space heater kit for E1h/E2h drives
Table 1.1 Part Numbers for Kits
Items Supplied
The space heater kit contains the following items.
Item Quantity
Space heater with terminals 2
Bracket 2
M4x8mm screw 4
Table 1.2 Items Supplied in Space Heater Kit
Safety Information
WARNING
ELECTRICAL SHOCK HAZARD
VLT
®
series drives 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 qualied electricians for the installation.
•
Disconnect the drive from all power sources before
installation or service.
•
Treat the drive as live whenever the mains voltage
is connected.
•
Follow the guidelines in these instructions and local
electrical safety codes.
WARNING
DISCHARGE TIME
The drive contains DC-link capacitors, which can remain
charged even when the drive is not powered. High voltage
can be present even when the warning LED indicator lights
are o. Failure to wait 40 minutes after power has been
removed before performing service or repair work can result
in death or serious injury.
•
Stop the motor.
•
Disconnect AC mains and remote DC-link power
supplies, including battery back-ups, UPS, and DC-
link connections to other drives.
•
Disconnect or lock PM motor.
•
Wait 40 minutes for capacitors to discharge fully.
•
Before performing any service or repair work, use
an appropriate voltage measuring device to make
sure that the capacitors are fully discharged.
Installation Instructions
Space Heater Kit for E1h/E2h Drives
VLT®Series FC 102, FC 103, FC 202, and FC 302
Danfoss A/S © 08/2017 All rights reserved. MI35J102

Installing the Space Heater Kit
The space heater kit includes 2 anti-condensation heaters and brackets for installation in E1h or E2h drives. To install the heaters,
use the following steps. Refer to Illustration 1.1 to Illustration 1.3.
Illustration 1.1 Location of Space Heater Mounting Holes
Installation Instructions Space Heater Kit for E1h/E2h Drives
VLT
®
Series FC 102, FC 103, FC 202, and FC 302
2 Danfoss A/S © 08/2017 All rights reserved. MI35J102

1 Bracket 3 Space heater
2Terminals 4M4x8mmscrew
Illustration 1.2 Installation of Space Heater Brackets
Installation Instructions Space Heater Kit for E1h/E2h Drives
VLT
®
Series FC 102, FC 103, FC 202, and FC 302
MI35J102 Danfoss A/S © 08/2017 All rights reserved. 3

1. Position the 2 brackets from the kit over the
mounting holes at the back of the drive enclosure.
For the location of the mounting holes, see
Illustration 1.1.
2. Fasten 4 M4x8mm screws (T20), 2 in each bracket.
Tighten to 2.3 Nm (20 in-lb). See Illustration 1.2.
3. Each space heater has a metal mounting clip on the
back of the heater that snaps on to the bracket.
3a Position each heater at a 45°angle with the
top lip of the heater mounting clip
positioned over the upper edge of the
bracket. See Illustration 1.3.
3b Rotate the heater downward, pressing it
rmly onto the lower edge of the bracket
until it snaps into place.
3c Snap the terminals onto the bracket next to
the heaters in the same manner.
4. Attach the customer wiring to the A1 and A2
terminals on each heater.
1 Positioning upper lip of heater mounting clip over bracket
2 Rotating downward to snap into place
Illustration 1.3 Installation of Heater and Terminals on Bracket
Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on
order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed. All trademarks in this material are property of the respective companies. Danfoss
and the Danfoss logotype are trademarks of Danfoss A/S. All rights reserved.
Danfoss A/S
Ulsnaes 1
DK-6300 Graasten
vlt-drives.danfoss.com
*MI35J102*
MI35J102130R0762 08/2017