Description
The mains shield kit ts the following drives in E1h/E2h
enclosures:
•
VLT® HVAC Drive FC 102
•
VLT® Refrigeration Drive FC 103
•
VLT® AQUA Drive FC 202
•
VLT® AutomationDrive FC 302
The kit adds a Lexan shield over the mains terminals and
busbars to provide protection against accidental touch of the
power terminals, according to BGV A2, VBG 4.
Kit Part Numbers
Use these instructions with the following kits.
Kit number Kit description
176F6619 Mains shield assembly for E1h drive
176F6620 Mains shield assembly for E2h drive
Tab le 1.1 Par t Nu mb er s fo r Kits
Items Supplied
The mains shield kit contains the following items.
Item Quantity
Upper shield 1
Lower shield 1
Brackets 14
M5x12 screw/washer assembly 28
Table 1.2 Items Supplied in Mains Shield 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
qualied
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 DClink 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
Mains Shield Kit for E1h/E2h Drives
VLT
®
Series FC 102, FC 103, FC 202, and FC 302
Danfoss A/S © 08/2017 All rights reserved. MI35I102
WARNING
INTERNAL FAILURE HAZARD
Under certain circumstances, an internal failure can cause a
component to explode. Failure to keep the drive enclosure
closed and properly secured can cause death or serious
injury.
•
Do not operate the drive with the door open or
panels o, even when the mains shield is installed.
•
Ensure that the enclosure is properly closed and
secured during operation of the drive.
Installation Instructions
Assembling Mains Shield
The mains shield for E1h and E2h drives is a 2-part shield. The
upper shield is installed above the air bae, and the lower
shield is installed just below the air
bae.
To install the mains
shield, use the following steps. Refer to Illustration 1.1 and
Illustration 1.2.
1. Remove the protective plastic
lm
from the front and
back of the upper mains shield and lower mains
shield.
2. Remove 14 brackets from the front edges of the
drive enclosure by removing 1 screw from each
bracket. See Illustration 1.1.
3. Install 14 new brackets from the mains shield kit.
Secure the new brackets to the drive enclosure using
14 M5x12mm screws (T25) from the kit. Tighten to
2.3 Nm (20 in-lb).
4. Feed the LCP (local control panel) cable through the
cable access hole in the upper shield. Refer to
Illustration 1.2.
5. Position the upper shield over the screw holes on the
brackets above the air bae.
6. Using 4 M5x12mm screws (T25) from the kit, loosely
tighten the upper mains shield to the brackets.
7. If present, feed the optional USB cable through the
cable access hole in the lower shield. Position the
lower shield over the screw holes in the brackets
below the air bae.
8. Using 10 M5x12mm screws (T25) from the kit, loosely
tighten the lower mains shield to the brackets.
9. Torque all mains shield fasteners to 2.3 Nm (20 in-lb).
1Old brackets
2New brackets from mains shield kit
Illustration 1.1 Mains Shield Bracket Locations
Installation Instructions
Mains Shield 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. MI35I102
1 Upper shield 5 Lower shield
2 LCP cable access hole 6 Drive enclosure
3 USB cable access hole 7 Disconnect access hole
4M5x12mm screw 8 Air vent
Illustration 1.2 Mains Shield Installed
Installation Instructions
Mains Shield Kit for E1h/E2h Drives
VLT
®
Series FC 102, FC 103, FC 202, and FC 302
MI35I102 Danfoss A/S © 08/2017 All rights reserved.
3
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 materi al 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
*MI35I102*
MI35I102130R0761 08/2017
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