Technical Parameters 17.5 Kv W-Vaci Iec Circuit Breaker - Eaton W-VACi 12 kV User Manual

2.5

Technical Parameters 17.5 kV W-VACi IEC Circuit Breaker

Item
Voltage (Ur)
Normal Current(I
r
Short-Time Withstand Current(I
Short Circuit Breaking Current(I
Duration of Short Circuit(t
Frequency(f )
r
Short circuit Making Current(I
Contact Closing Bounce Time
Time Difference of Three Pole
Opening and Closing
Fixed Resistance
1
DO Resistance
Closing Time
Opening Time
1
Closing Speed
1
Opening Speed
D.C. Component of Breaking
Current(I )
dc
Cable-Charging Breaking Current (C2)
Single Capacitor Bank Breaking
Current (C2)
Back to Back Capacitor Bank Breaking
Current (C1)
Pole to Pole Spacing (Center to
Center)
Upper to Lower Terminal Spacing
Mechanical Endurance
Electrical Endurance
Rated Lighting
Impulse
Withstand
Voltage(U
Rated Insulation Level
Rated Power
Frequency
Withstand
Voltage(U
Operating Sequence
Classification
1:
Testing configurations available upon request
2:
20K operations can be achieved on the 12kV, 25kA Breaker
Unit
kV
) A
) kA
25
k
) kA
25
sc
) sec
3
k
Hz
50/60 50/60 50/60 50/60 50/60
63/
) kA
ma
65
ms
≤ 2
ms
≤ 2
1
µΩ
≤35
µΩ
≤45
ms
25~50 25~50 25~50 25~50 25~50 25~50
ms
40~60 40~60 40~60 40~60 40~60 40~60
0.7~
m/s
1.3
1.0~
m/s
1.7
%
29-35 29-35 29-35 29-35 29-35
A
31.5
A
400
A
400
mm
150
mm
205
2
Cycle
10k
Cycle
10k
kV
)
p
kV
)
d
65A7355H01 November 2011 www.eaton.com
17.5kV W-VACi
17.5
25 25 25 25 25
25 25 25 25 25
3 3 3 3
50/60
63/ 63/ 63/ 63/ 63/
65 65 65 65 65
≤ 2 ≤ 2 ≤ 2 ≤ 2 ≤ 2
≤ 2 ≤ 2 ≤ 2 ≤ 2 ≤ 2
≤35 ≤20 ≤15 ≤15 ≤12
≤45 ≤35 ≤30 ≤30 ≤25
0.7~ 0.7~ 0.7~ 0.7~ 0.7~
1.3 1.3 1.3 1.3 1.3
1.0~ 1.0~ 1.0~ 1.0~ 1.0~
1.7 1.7 1.7 1.7 1.7
29-35
31.5 31.5 31.5 31.5 31.5
- - - -
- - - -
150 150 210 210 275
205 275 310 310 310
10k 10k 10k 10k 10k
10k 10k 10k 10k 10k
38
95
O-0.3s-CO-15s-CO
E2-M2-S1
3
-
-
9