Citadel 2.0 - Instruction Manual - page:
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Vacuum Interrupter - 38 kV / 3000 A - 44 kA - TECHNICAL DATA - NBS - CGD - 2297G2
Rated Voltage
38 kV
Short-time (1 min) power frequency withstand voltage
80 kV RMS
Rated current
3150A
Lighting impulse withstand voltage
200 kV
Rated frequency
60 Hz
Circuit resistance at rated contact force
≤16μΩ
Rated short circuit breaking current
44 kA rms
Mechanical life
10,000 operations
Allowable contact erosion
3 mm
# of short-circuit breaking interruptions
20 operations
Rated short-circuit making currentt 115 kA
Rated contact stroke
22 ± 2 mm
Rated peak withstand current
115 kA
Out of simultaneity of contact closing and opening
≤2 ms
Rated short-time withstand current
44 kA; 3 Sec.
Max. overtravel
≤3 mm
Max. DC-component
40%
Shelf life
20 years
TABLE: 7
V A C U U M I N T E R R U P T E R / O P E R A T O R
Rated operating sequence; Open-0.3s-CO-180s-CO
Model # NBS - CGD - 2297-G2