Certificate No.:
Date:
115A-Abr.
10 Nov. 01
Kyle Distribution Switchgear
Certified Engineering Test Report
COOPER POWER SYSTEMS TYPE "VCS-1M" (15.5 kV)
MOTOR OPERATED SINGLE-PHASE VACUUM CAPACITOR SWITCH
Certification
The apparatus, constructed in accordance with the description and drawings incorporated in this report, has been
subjected to the series of design tests in accordance with industry standards.
The results are shown in the record of design tests and the oscillograms attached hereto. The values obtained
and the general performance are considered to comply with industry standards listed in the detailed certification
and to justify the ratings assigned by Cooper Power Systems as listed on 4on the following page
The documents forming part of this certificate are:
Record of Design Tests:
Page Nos.
16 Total
Oscillogram Nos.
13 Total
Drawings Nos.
DATA002919
The detailed certificate comprises of 16 pages and 14 other sheets.
Only integral reproduction of this certificate, or reproductions of this page accompanied by page(s) on which
are stated the tests performed and the assigned rated characteristics of the apparatus tested, are permitted
without written permission from:
D. T. Stone, PE
Manager, Product Safety
and Reliability
R. S. Daharsh, PE,
Engineering Manager
©Cooper Power Systems, Inc.
Kyle® Distribution Switchgear
2800 Ninth Avenue
South Milwaukee, WI 53172-0800
(414) 762-1200
CERTIFICATION
Subject:
Certification of the Cooper
Power Systems "VCS-1M" (15.5 kV)
Single Phase Vacuum Capacitor Switch
Reference:
DATA002920
DESCRIPTION:
This is to certify that the referenced type "VCS-1M" (15.5 kV) single-phase, motor operated vacuum switch has
been tested in accordance with American National Standard ANSI C37.66-1969 (R1988) for Oil-Filled
Capacitor Switches for Alternating-current Systems, and passed all required tests for the following ratings:
Electrical Ratings:
Maximum Rated Voltage
Solidly grounded capacitor banks (26.8/15.5 kV Grounded wye)
Ungrounded capacitor banks (13.0 kV Ungrounded wye)
Dielectric Withstand Ratings:
1.2 x 50 microsecond full wave (BIL, terminal to terminal)
1.2 x 50 microsecond full wave (BIL, line to ground)
60 Hz. dry - one (1) minute withstand
60 Hz. wet - ten (10) second withstand
Corona Extinction Voltage level (<20 pC)
Radio Influence Voltage @ 16.4 kV
Maximum Rated Continuous Current
Capacitive Switching Current (single bank)
Load Switching Current (X/R= 1.0)
Peak High Frequency Transient Inrush (peak) Current @6,000 Hz
Momentary Rating, Asymmetric Amperes
Close and Latch Rating, Asymmetric Amperes
Short-Time Current
Symmetrical Amperes for 1/2 second
Symmetrical Amperes for 1 second
15.5 kV
13.0 kV
95 kV Crest
125 kV Crest
50 kV
45 kV
19 kV Min.
100 µV Max.
200 A
200 A
200 A
12,000 A
9,000 A
9,000 A
6,000 A
4,500 A
D. T. Stone, PE
Manager Product Safety
and Reliability
19 Nov 2001
©Cooper Power Systems, Inc.
Kyle® Distribution Switchgear
2800 Ninth Avenue
South Milwaukee, WI 53172-0800
(414) 762-1200