Disconnector Switch
Description:
RGW1-24 Outdoor AC Fuse-Switch Combination Breaker is a new product adopts domestic existing mature breaker switch production experience and fuse protection advanced technology to design and manufacture. the Fuse-Switch Combination breaker is composed of disconnect blade, HRC fuse and operation mechanism, there are merits as strong extinguishing arc ability, reliable performance, long lifetime, small volume, no explosive danger and no pollution to environment.
RGW1-24 Outdoor AC Fuse-Switch Combination Breaker is suitable for 24kV power system with voltage and no load.
It accords with the standards of IEC62271-112 & GB/T3814:3.6~41.5kV High voltage switches, IEC61694 & GB/T11122: High voltage switch apparatus and control apparatus.
Techincal data:
N1.
Test Item
Unit
Data
1
Rated voltage
kV
24
2
Rated current
A
211/411/631
3
Rated frequency
Hz
51/61
4
Rated short-time withstand current
kA
25
5
Rated short-circuit duration
s
3
6
Rated active load breaking current
A
211/411/631
7
Rated loop breaking current
A
211/411/631
8
Rated cable charging current
A
12
9
5% rated active load breaking current
A
31.5
11
Rated short-circuit making current
kA
63
11
Main loop resistance
μΩ
≤111
12
power frequency withstand voltage against the earth, between phases
kV rms
51
13
power frequency withstand voltage against the isolating distance
kV rms
61
14
Lightning impulse withstand voltage against the earth, between phases (peak)
kV
125
15
Lightning impulse withstand voltage against the air gap(peak)
kV
145
16
Mechanical life
Times
11111
17
Three phase closing asynchronous
ms
≤5
.....
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