40.5KV High Voltage Vacuum Contactors
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40.5KV High Voltage Vacuum Contactors
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Name |
Unit |
EVC36-40.5KV/630A or |
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Main circuit |
Rated working voltage (Ue) |
kV |
40.5 |
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Rated working current (Ie) |
A |
630 |
1250 |
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Rated frequency (fr) |
Hz |
50 |
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Rated making capacity |
A |
8 Ie |
4 Ie |
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Rated breaking capacity |
A |
8 Ie |
4 Ie |
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Rated short time withstand current |
A |
10 Ie |
4 Ie |
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Rated peak withstand current |
A |
25Ie |
10 Ie |
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Rated short circuit duration |
s |
4 |
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Lightening impulse withstand voltage |
KV |
185 |
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Power frequency withstand voltage |
Between phases, phase to earth |
kV |
95 |
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Vacuum breaks |
kV |
95 |
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Control circuit |
Rated voltage1 (Us) |
V |
110/220 AC or DC |
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Rated power (Ps) |
Electric holding |
VA |
≦3600/200 (absorbing/holding) |
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Mechanical holding |
≦3600/220 (closing/opening) |
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Auxiliary circuit |
Form |
Electric holding |
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4NO 4NC |
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Mechanical holding |
3NO 3NC |
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Rated value |
V |
AC 380V/5A |
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Control circuit, auxiliary circuit to earth power frequency withstand voltage |
kV |
2 |
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Rated operating frequency |
Long-term or mechanical holding type |
time/h |
300 |
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Short-term |
time/h |
600 |
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Mechanical endurance |
10000 times |
3 |
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Electrical endurance |
10000 times |
10 |
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Mechanical characteristics |
Closing time |
ms |
≦200 |
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Opening time |
Electric holding |
ms |
≦100 |
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Mechanical holding |
≦60 |
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3-phase synchronism |
ms |
≦3 |
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Net Weight |
kg |
210 |
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Remark: 1.Rated control voltage can be made according to customer’s requirements. |
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