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Danfoss 176F6489 Installation Instructions Manual
Danfoss 176F6489 Installation Instructions Manual

Danfoss 176F6489 Installation Instructions Manual

Bus bar kit for 12-pulse, 2-drive system vlt series fc 102, fc 202, and fc 302

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Installation Instructions
Bus Bar Kit for 12-pulse, 2-drive System
®
VLT
Series FC 102, FC 202, and FC 302
Description
The bus bar kit is designed for the specific VLT
®
102, VLT
AQUA Drive FC 202, and VLT
®
302 D4h-size VLT
Parallel Drive Modules mounted in a Rittal
TS8 enclosure. The bus bars in this kit link 2 drive modules in
parallel.
Kit Part Number
Part number
Kit description
176F6489
Bus bar kit for the VLT
(12-pulse, 2-drive system)
Table 1.1 Part Number for the VLT
Bus Bar Kit
Items Supplied
The kit contains the following parts:
Bus bar assembly
Nut with integrated washer, M5 (10)
Nut with integrated washer, M8 (10)
Nut with integrated washer, M10 (6)
Screw, M5 x 12 mm (40)
Screw with integrated washer, M10 x 30 (6)
Stand-off, M5 x 25 (15)
Ground bus bar, 800 mm (1)
Ground plate (1)
Ground jumper plate (2)
Ground jumper bus bar (2)
Ground clamp (1)
EMI/EMC bracket, left (2)
EMI/EMC bracket, right (2)
EMI/EMC bracket, front (2)
EMI/EMC shield, lower (1)
®
HVAC Drive FC
®
AutomationDrive FC
®
Parallel Drive Modules
®
Parallel Drive Modules
Danfoss A/S © 04/2016 All rights reserved.
DC bus assembly
L-brackets (2)
DC-link jumper bus bar (-) (2)
Jumper bus bar (+) (2)
DC bus support plate (1)
DC-link bus bar (2)
AC bus bar assembly
Brake terminal, left (2)
Brake terminal, right (2)
Brake terminal bracket (2)
Solid AC bus bar, (6)
AC bus bar assembly bracket (1)
S-bracket (1)
Flexible AC bus bars (6)
AC support bracket (1)
Side support (2)
Safety
WARNING
DISCHARGE TIME
The frequency converter contains DC-link capacitors, which
can remain charged even when the unit is off. High voltage
can be present even when the warning indicator lights are
off. Failure to wait 20 minutes after power has been
removed before performing service or repair work, could
result in death or serious injury.
Stop the motor.
Disconnect the AC mains, permanent magnet type
motors, and remote DC-link supplies, including
battery back-ups, UPS, and DC-link connections to
other frequency converters.
Wait 20 minutes for the capacitors to discharge fully,
before performing any service or repair work.
Measure the voltage level to verify full discharge.
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.
MI92O102

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Summary of Contents for Danfoss 176F6489

  • Page 1 Measure the voltage level to verify full discharge. 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. Danfoss A/S © 04/2016 All rights reserved. MI92O102...
  • Page 2 This VLT Parallel Drive Modules bus bar kit is UL 508C 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.
  • Page 3 Installation Instructions ® Series FC 102, FC 202, and FC 302 DC-link jumper bus bars (+/- indicated in drawing) Microswitch DC-link bus bar DC fuse Illustration 1.4 Installation of DC Jumper Bus Bars MI92O102 Danfoss A/S © 04/2016 All rights reserved.
  • Page 4 M5 nut Mounting point for lower EMI/EMC shield S-bracket Brake terminal assembly (terminals and bracket) Studs that insert into the side support bracket Illustration 1.6 Assembling the AC Bus Bar Assembly Bracket Danfoss A/S © 04/2016 All rights reserved. MI92O102...
  • Page 5 Secure the brake terminal assembly to the AC support bracket with 2 M8 nuts. Torque to 9.6 Nm (85 in-lb). Refer to Illustration 1.8. AC support bracket Brake terminal assembly (terminals and bracket) Illustration 1.8 Assembling the AC Support Bracket with the Drive Module 2 Brake Terminal Assembly MI92O102 Danfoss A/S © 04/2016 All rights reserved.
  • Page 6 2 M5 nuts and torque to 2.3 Nm (20 in-lb). Shape the flexible bus bars to fit. Install the motor flexible bus bars for each drive module. Refer to Illustration 1.10. Danfoss A/S © 04/2016 All rights reserved. MI92O102...
  • Page 7 M10 nut Ground jumper bus bar Ground jumper plate Side support bracket M5 nut Ground support bracket Ground plate – – Illustration 1.9 Installation of Side Support Brackets and Ground Bus Bar Assembly MI92O102 Danfoss A/S © 04/2016 All rights reserved.
  • Page 8 Motor bus bar screws for drive module 1 M10 nuts Motor bus bar subassembly Flexible motor bus bars Motor bus bar screws for drive module 2 – – Illustration 1.10 Installation of Flexible Motor Bus Bars Danfoss A/S © 04/2016 All rights reserved. MI92O102...
  • Page 9 Ground plate Front EMI/EMC bracket (shown on drive module 1) Right EMI/EMC bracket (shown on drive module 1) Flexible motor bus bars – – Illustration 1.11 Installation of Front EMI/EMC Bracket Assembly MI92O102 Danfoss A/S © 04/2016 All rights reserved.
  • Page 10 Ground bar support bracket AC support bracket Ground bar Brake terminal assembly for drive module 1 Ground plate Side support bracket Lower EMI/EMC shield Drive module 2 Illustration 1.12 Installation of Mains Cables Danfoss A/S © 04/2016 All rights reserved. MI92O102...
  • Page 11 Bus Bar Kit for 12-pulse, 2-drive System Installation Instructions ® Series FC 102, FC 202, and FC 302 MI92O102 Danfoss A/S © 04/2016 All rights reserved.
  • Page 12 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.