Danfoss VLT AutomationDrive FC 302 Panduan Petunjuk Instalasi - Halaman 2

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Halaman Cetak
Danfoss VLT AutomationDrive FC 302 Panduan Petunjuk Instalasi
Installation Instructions

Installation

If both a bus bar kit and a back-channel cooling kit are
being installed in the cabinet, install the back-channel
cooling kit first.

APPROVALS AND CERTIFICATIONS

®
This VLT
Common AC Drive Modules bus bar kit is UL 508 C
compliant. These installation instructions describe how to
install Danfoss-supplied bus bars which, if followed, meet
specific agency approvals and certifications. Seek agency
approvals or certifications apart from Danfoss if designing
and building other configurations.
Installing DC-link Bus Bars
1.
Install 1 L-bracket inside the top of the enclosure on
each side. Secure each bracket with 3 M5 nuts and
torque to 2.3 Nm (20 in-lb). See Illustration 1.1.
1
L-brackets
2
Illustration 1.1 Installation of DC Bus Bar L-brackets above the
DC Fuses
2.
Install the 6 stand-offs onto the support plate. Torque
to 2.3 Nm (20 in-lb). Refer to Illustration 1.2.
3.
Install the 2 DC-link bus bars onto the support plate
using 3 M5 nuts per bus bar. Torque to 2.3 Nm
(20 in-lb).
2
Bus Bar Kit for 6-pulse, 2-drive System
VLT® Series FC 102, FC 202, and FC 302
DC fuse with microswitch
Danfoss A/S © 02/2016 All rights reserved.
1
Support plate
3
2
Stand-offs
4
Illustration 1.2 Installing DC-link Bus Bars onto Support Plate
4.
With the DC-link bus bars facing downward, slide the
support plate onto the L-brackets. Secure the support
plate with 6 M5 screws and torque to 2.3 Nm (20 in-
lb). Refer to Illustration 1.3.
5.
Install the DC+ and DC- jumper bus bars between
the DC fuses and the DC bus bars. Refer to
Illustration 1.4.
1
L-brackets
2
DC-link bus bar assembly (support plate and bus bars)
Illustration 1.3 Installation of DC Bus Bars onto L-brackets
DC-link bus bars
M5 nut
MI92I102