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Summary of Contents for Eaton Cooper Power VFI SF6
- Page 1 COOPER POWER Switchgear SERIES Effective October 2015 MN285004EN Supersedes S285-10-2 August 2005 VFI SF 6 -insulated vacuum fault interrupter installation, operation and maintenance instructions...
- Page 2 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...
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Page 3: Table Of Contents
Contents SAFETY INFORMATION Safety instructions ................iv PRODUCT INFORMATION Introduction . -
Page 4: Safety Information
FOR LIFE FOR LIFE Eaton meets or exceeds all applicable industry standards relating to product safety in its Cooper Power™ series products. We actively promote safe practices in the use and maintenance of our products through our service literature, instructional training programs, and the continuous efforts of all Eaton employees involved in product design, manufacture, marketing, and service. -
Page 5: Product Information
When additional information is desired to satisfy a problem not covered sufficiently for the user’s Standards purpose, please contact your Eaton engineer. VFI switchgear is designed and tested in accordance with ANSI standard C37 .60 and C37 .72. Acceptance and initial inspection... -
Page 6: Electronic Control
Electronic control Loadbreak switch Line current is sensed by internally mounted current In many configurations Eaton’s Cooper Power series RVAC sensing transformers. When current in excess of the switch is integrated within the VFI switchgear. Refer to minimum trip value is detected, the control initiates a signal Service Information MN285003EN for operation information which trips the faulted phase or phases, as applicable. -
Page 7: Standard Features
Table 1. Electrical ratings Rating 15kV 25kV 35kV Maximum Design Voltage, kV BIL, kV 1-Minute Withstand (60 Hz) Interrupter and Terminators, kV Continuous Current (max), A Interrupting Current (sym./asym.), kA 12/20 12/20 12/20 12/20 Momentary Current 10 cycles (asym.), kA 3 Sec. -
Page 8: Nameplate
Nameplate Prior to installation, be sure to check the switchgear nameplate on the tank front plate in the source side cabinet, to verify that the voltage and current ratings are correct for the system on which the switchgear is to be installed. WARNING Never rely on the open position of the operating handle or the contact position indicator;... - Page 9 SF 6 pressure within switchgear will generally vary from 3 Mount the switchgear on concrete pad. to 10 psig, due to changes in ambient temperature. It is A. The switchgear must be installed on a level concrete recommended that SF 6 gas be added when the pressure pad or structure that has been designed to support gauge reads 2 psig lower than the expected gas pressure.
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Page 10: Operation
Operation Resetting the interrupter After the VFI mechanism has tripped, as the result of a fault condition, the mechanism must be reset before it can be DANGER closed. To reset the mechanism, use a hotstick and pull the operating handle down toward the ground, until the latch Hazardous voltage. -
Page 11: Testing
Testing Table 3. High Potential Withstand Test Voltages VFI Voltage Rating High Potential All pad-mounted switchgear is carefully tested and adjusted (kV) Test Voltages at the factory to operate according to published data. 26.2 kV AC rms or 37.1 kV DC Well-equipped test facilities, a detailed testing procedure and thoroughly trained personnel assure accurately 25 30 kV AC rms or 42.4 kV DC... -
Page 12: Maintenance Information
It is necessary to establish and maintain a regular schedule for checking the pressure of the insulating SF 6 to ensure If SF 6 must be added, contact your Eaton representative proper dielectric strength within the switchgear. Inspect for SF 6 Gas Top-Off Kit Catalog numbers KPA-1043-1/ the unit on 6 month intervals, whether in storage or in KPA-1043-2 ordering information. -
Page 13: Sf 6 Gas Analysis
Service Department. To order replacement parts, refer to the nameplate and provide the product type, serial number, catalog number and voltage rating and a description of the part. Contact your Eaton Fill Port representative for additional information and ordering procedure. - Page 14 This page is intentionally left blank. VFI SF6 -INSULATED INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS MN285004EN October 2015...
- Page 15 This page is intentionally left blank. VFI SF6 -INSULATED INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS MN285004EN October 2015...
- Page 16 United States Eaton.com/cooperpowerseries © 2015 Eaton All Rights Reserved Eaton is a registered trademark. Printed in USA For Eaton's Cooper Power series product Publication No. MN285004EN information call 1-877-277-4636 or visit: All trademarks are property www.eaton.com/cooperpowerseries. KA2048-379 Rev: 06 of their respective owners.
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