Type Vcp-W Vacuum Circuit Breaker Element Ratings (Tables 1.1, 1.2, 1.3, 1.4, 1.5, 1.6,1.7,1.8 & 1.9) - Eaton VCP-W Instructions For Installation, Operation And Maintenance

IB131006EN
BOOK MUST BE CAREFULLY READ AND
FOLLOWED IN ORDER TO OBTAIN OPTIMUM
PERFORMANCE FOR LONG USEFUL LIFE OF THE
CIRCUIT BREAKER ELEMENTS.
THE CIRCUIT BREAKERS DESCRIBED IN THIS
BOOK ARE DESIGNED AND TESTED TO OPERATE
1-3 TYPE VCP-W VACUUM CIRCUIT BREAKER ELEMENT RATINGS (TABLES 1.1, 1.2, 1.3, 1.4, 1.5, 1.6 AND 1.7)
1.1 (ANSI Standards) Type VCP-W Vacuum Circuit Breaker Through 15 kV Rated Symmetrical Current Basis
Identification
Circuit Nominal Nominal
Breaker Voltage 3-Phase
Type Class MVA
Class
kV MVA
50VCPW-ND250 4.16 250
50VCP-W250 4.16 250
50VCP-W350 4.16 350
50VCP-W63 (500) 4.16 500
75VCP-W500 7.2 500
150VCP-W500 13.8 500
150VCP-W750 13.8 750
150VCP-W1000 13.8 1000
150VCP- 13.8 1500
W63(1500)

Applicable ANSI Standards C37.04-1979, C37.09-1979 andC37.01987.
Operating Duty Cycle CO-15 seconds-CO. Operating Time Values:
Opening 30-45 ms, Closing 45-60 ms and Reclosing 18 cycles (300 rms).

Non-standard circuit breakers with High Close and Latch (momentary)
Rating for special applications.
E f f ec t iv e 0 7/ 2 0 1 7
Courtesy of NationalSwitchgear.com
WARNING
Rated Values
Voltage Insulation Level
Voltage Withstand Test
Maximum
Range Voltage
Voltage
Factor
Impulse
Power
Frequency
(1 Min.)
E K
kV rms kV rms
4.76 1.24 19 60
4.76 1.24 19 60
4.76 1.19 19 60
4.76 1.00 19 60
8.25 1.25 36 95
15 1.30 36 95
15 1.30 36 95
15 1.30 36 95
15 1.00 36 95
WITHIN THEIR NAMEPLATE RATINGS.
OPERATION OUTSIDE OF THESE RATINGS MAY
CAUSE THE EQUIPMENT TO FAIL, RESULTING IN
DEATH, BODILY INJURY AND PROPERTY
DAMAGE.
ALL SAFETY CODES, SAFETY STANDARDS
AND/OR REGULATIONS AS THEY MAY BE
APPLIED TO THIS TYPE OF EQUIPMENT MUST BE
STRICTLY ADHERED TO.
Inter- Permis-
Current
rupting sible
Continuous
Short
Time  Tripping
Current
Circuit
Delay
at 60 Hz
Current
(at Rated
Max. kV)
Y
I
Amperes kA rms Cycles Seconds
1200 29 5 2
1200 29 5 2
2000
3000
1200 41 5 2
2000
3000
1200 63 5 2
2000
3000
1200 33 5 2
2000
3000
1200 18 5 2
2000
3000
1200 28 5 2
2000
3000
1200 37 5 2
2000
3000
1200 63 5 2
2000
3000

Consult Application Data 32-265 for further information.

Optional interrupting time of 3 cycles is available.

Also 3-second short time current carrying capability.
P a g e 2
Maximum
Current Values
Voltage
Maximum
Closing Closing
Divided
Symmetrical
and and
By K
Interrupting
Latching Latching
Capability
Capability Capability
Momentary
K Times
2.7 K 1.6 K
Rated Short Times Times
Circuit
Rated Rated
Current  Short Short
Circuit Circuit
E/K
Current Current
kV rms kA rms kA Peak
3.85 36 97
3.85 36 97
132 
4.0 49 132
4.76 63 173
6.6 41 111
11.5 23 62
97 
11.5 36 97
130 
11.5 48 130
15.0 63 173
kA rms
58
58
78 
78
101
66
37
58 
58
77 
77
101