Citadel 2.0 - Instruction Manual - page:
33
IM
-
C
2.0
-
12
/2
5
/3
0/
4
0/
DO
/F
X
| V
: 1
0 / 1
1 / 2
0
21
Vacuum Interrupter - 15 kV/4000 A - 63 kA - TECHNICAL DATA - NBS BOV 61156
Rated Voltage
15 kV (60Hz)
Short-time (1min) power -frequency withstand voltage
49 kV
Rated current
4000 A
Lighting impulse withstand voltage (peak)
95 kV
Rated frequency
50/60 Hz
Circuit resistance at rated contact force
≤12μΩ
Rated short circuit breaking current
63 kA rm
Mechanical life
20,000 operations
Operations of short-circuit
breaking current interruption
30 operations
Contact erosion permission length
3 mm
Rated short-circuit making currentt 173 kA
Shelf life
20 years
Rated peak withstand current
173 kA
Weight/mass of moving parts
14.5 kg/ 4.8 kg
Rated short-time withstand current (3s)
63 kA
Rated operating sequence
Open-0.3s-CO-180s-CO
Max. DC-component
75 %
Out of simultaneity of contact closing and opening
≤2 ms
Rated contact stroke
12 ± 1 mm
Max. overtravel
≤2 mm
TABLE: 5
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
