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Switch |
Rated voltage |
kV |
12 |
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Rated frequency |
Hz |
50 |
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Rated lightning impulse withstand voltage |
kV |
75 |
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kV |
85 |
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Rated 1 min power frequency withstand voltage |
kV |
42 |
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kV |
48 |
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Rated short circuit making current (peak) |
kA |
50 |
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Rated peak withstand current |
kA |
50 |
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2s short time withstand current |
kA |
20 |
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Rated active load breaking current |
A |
630 |
1250 |
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Rated closed loop breaking current |
A |
630 |
1250 |
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Rated cable charging current |
A |
10 |
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Main circuit resistance |
μΩ |
≤105 |
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|
mm |
170 |
210 |
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Rated current of fuse switch disconnector |
A |
100 |
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Max. fuse current of fuse switch disconnector |
A |
125 |
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Main circuit current of fuse switch disconnector |
μΩ |
≤250 |
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Rated short circuit breaking current of fuse switch disconnector |
kA |
31.5 |
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Rated short circuit making current of fuse switch disconnector (peak) |
kA |
80 |
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Rated transfer current of fuse switch disconnector |
A |
1200 |
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Max. operation |
Switch disconnector, |
Closing |
Nm |
≤120 |
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Opening |
Nm |
≤120 |
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Fuse switch disconnector, |
Energy storage |
Nm |
≤120 |
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Opening |
Nm |
≤3 |
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Shaft angle |
Degree |
120 |
||||
Instant closing speed |
m/s |
≥6 |
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Instant opening speed |
m/s |
4.5-6 |
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|
m/s |
≤3 |
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Mechanical endurance |
Time |
≥2000 |
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Earthing |
Rated voltage |
kV |
12 |
|||
Rated peak withstand current |
kA |
40 |
||||
2s short time withstand current |
kA |
16 |
||||
Rated short circuit making current (peak) |
kA |
40 |
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Closing operation torque |
Nm |
≤120 |
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Opening operation torque |
Nm |
≤120 |
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Mechanical endurance |
Time |
≥2000 |