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Eaton

1000 Eaton Boulevard

Cleveland, OH 44122

United States

Eaton.com

© 2020 Eaton

All Rights Reserved

Printed in USA

Publication No. IB020004EN / TBG 001498

October 2020

Eaton is a registered trademark.

All other trademarks are property  

of their respective owners.

Instructions for installation and maintenance 

of the AMPGARD Reduced Voltage Soft Starter 

  

Instruction Booklet 

IB020004EN

Effective October 2020

DISCLAIMER OF WARRANTIES AND LIMITATION OF LIABILITY

The information, recommendations, descriptions and safety nota-

tions in this document are based on Eaton Corporation’s (“Eaton”) 

experience and judgment and may not cover all contingencies. 

If further information is required, an Eaton sales office should be 

consulted. Sale of the product shown in this literature is subject 

to the terms and conditions outlined in appropriate Eaton selling 

policies or other contractual agreement between Eaton and the 

purchaser.
THERE ARE NO UNDERSTANDINGS, AGREEMENTS, WARRANTIES, 

EXPRESSED OR IMPLIED, INCLUDING WARRANTIES OF 

FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY, 

OTHER THAN THOSE SPECIFICALLY SET OUT IN ANY EXISTING 

CONTRACT BETWEEN THE PARTIES. ANY SUCH CONTRACT 

STATES THE ENTIRE OBLIGATION OF EATON. THE CONTENTS OF 

THIS DOCUMENT SHALL NOT BECOME PART OF OR MODIFY 

ANY CONTRACT BETWEEN THE PARTIES. 
In no event will Eaton be responsible to the purchaser or user in 

contract, in tort (including negligence), strict liability or other-wise 

for any special, indirect, incidental or consequential damage or loss 

whatsoever, including but not limited to damage or loss of use of 

equipment, plant or power system, cost of capital, loss of power, 

additional expenses in the use of existing power facilities, or claims 

against the purchaser or user by its customers resulting from the 

use of the information, recommendations and descriptions contained 

herein. The information contained in this manual is subject to change 

without notice. 

Summary of Contents for AMPGARD RVSS

Page 1: ...3 General notes and maintenance 9 3 1 Additional reference documents 9 3 2 Standard drawings and dimensions 10 3 3 Emergency bypass mode 13 3 4 Maintenance 13 3 5 Support services 14 Read and underst...

Page 2: ...PGARD products 1 Introduction 1 1 Basic description of a single unit The AMPGARD RVSS is designed to start medium voltage motors at reduced voltages with specific ramp times and amperages An individua...

Page 3: ...al relay used to provide motor protection while running on Bypass Figure 3 Low voltage components 1 3 Lower cell The lower cell consists of a welded frame with an upper tray for the Bypass contactor a...

Page 4: ...RVSS truck may be removed by following the instructions in Section 2 1 Truck removal provides easy access to the cable area in the lower cell for bottom entry starters and is required if dielectric t...

Page 5: ...CB and the 48VDC power plug before removing the phase leg assembly Leave the five front facing fiber optic connectors in place 3 Undo the hook and loop straps fastening the fibers and power wires to t...

Page 6: ...ER TO ACCOMMODATE THE RAMP AND TRUCK TRUCK APPROXIMATE WEIGHT IS 260 LBS ONCE THE TRUCK DESCENT DOWN THE RAMP BEGINS THE TRUCK SPEED INCREASES RAPIDLY 6 The truck is now ready to be removed Grasping...

Page 7: ...ation 1 Place the ramp in front of the starter Place the truck in front of the ramp aligning the wheels inside the ramp s outside flanges With both hands on the side sheets at the front of the truck p...

Page 8: ...power supply wires to the fanout board power sockets on each pole Strap fiber and 48V power supply wire harness back down to the truck using the hook loop straps 2 4 RVSS structure transport lifting F...

Page 9: ...LL SAFETY REGULATIONS WHILE LIFTING MOVING STRUCTURE INTO PLACE 3 General notes and maintenance m DANGER HIGH VOLTAGE FROM RC SNUBBER STORED ENERGY MAY BE PRESENT AFTER DISCONNECTING POWER TO THE UNIT...

Page 10: ...ooklet IB020004EN Effective October 2020 Instructions for installation and maintenance of the AMPGARD Reduced Voltage Soft Starter EATON www eaton com 3 2 Standard drawings and dimensions Figure 21 Ty...

Page 11: ...struction Booklet IB020004EN Effective October 2020 Instructions for installation and maintenance of the AMPGARD Reduced Voltage Soft Starter EATON www eaton com Figure 22 AMPGARD RVSS typical schemat...

Page 12: ...struction Booklet IB020004EN Effective October 2020 Instructions for installation and maintenance of the AMPGARD Reduced Voltage Soft Starter EATON www eaton com Figure 23 AMPGARD RVSS typical schemat...

Page 13: ...TSTART BYPASS switch to BYPASS 3 4 Maintenance Please refer to section 3 1 for additional information regarding main tenance of AMPGARD and SL contactor This section will address some of the more spec...

Page 14: ...butor for product pricing availabil ity ordering expediting and repairs Website Use the Eaton website to find product information You can also find information on local distributors or Eaton s sales o...

Page 15: ...15 Instruction Booklet IB020004EN Effective October 2020 Instructions for installation and maintenance of the AMPGARD Reduced Voltage Soft Starter EATON www eaton com Notes...

Page 16: ...contractual agreement between Eaton and the purchaser THERE ARE NO UNDERSTANDINGS AGREEMENTS WARRANTIES EXPRESSED OR IMPLIED INCLUDING WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILIT...

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