1B131006EN
Page 7
Effective 07/2017
Table 1.9 (ANSI Standards
) Type VCP-WXC Circuit Breaker Through 15 kV Rated Symmetrical Current Basis
(Standard Ratings)
See Page 40 (Figure 5-5A) for Control Schemes and Diagram that apply to this breaker. This Breaker differs from
The Standard Breaker with the addition of a third motor cut-off switch and addition of two wires.
Identification
Rated voltage
Circuit
Breaker
Type
Voltage
Insulation level
Inter-
rupting
Time
(1)
Maximum
Permissible
Tripping
Delay
Transient
Recovery
Voltage
(RRRV)
Capacitor Switching Ratings
Mechanical
Endurance
No-load
Operations
Max
Voltage
V
Voltage
Range
factor
K
Withstand test
Short Circuit Current
General
Purpose
Definite Purpose
Power
Frequency
(1 Min.)
Lightening
Impulse
1.2x50us
Continuous
Current at
60 Hz
Sym.
Inter-
rupting
at V (Isc)
% dc
compo-
nent
(Idc)
Asym.
Inter-
rupting
(It)
Closing
&
Latching
Capa-
bility
Short-
Time
Current
for
3 sec.
Isolated
Shunt
Capacitor
Bank
Current
Back to Back Capacitor Switching
Capacitor
Bank
Current
Inrush
Current
Inrush
Frequency
(3)
KV rms
kV rms kV Peak
A rms
kA rms
Total
%
kA rms kA Peak kA rms Ms
Seconds kV / µs
A rms
A rms
kA Peak
kHz
150 VCP-WXC 63 17.5 1 42 95
1200
2000
3000
63
61
61
61
83
83
83
175 63 50 2
1.07
1.07
1.07
200,1600(9)
200,1600(9)
200,1600(9)
7.7
7.7
7.7
465
465
465
10,000
10,000
10,000
Summary of Contents for 120VCP-W25
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Page 44: ...IB131006EN Page 38 Effective 07 2017 Figure 5 5A CONTINUED Courtesy of NationalSwitchgear com ...
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