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Certification:GB1984, IEC
JN15 - 12 / 24 ( 40.5 ) Indoor AC High Voltage Earthing Switch For Energy Engineering
Technical Specification
|
Item |
Unit |
Data |
Data |
Data |
|
Rated voltage |
kv |
12 |
24 |
40.5 |
|
Rated short time withstand current |
kA |
31.5, 40 |
31.5, 40 |
31.5 |
|
Rated short circuit duration |
s |
4 |
4 |
4 |
|
Rated peak withstand current |
kA |
80, 100 |
80, 100 |
80 |
|
Central distance between poles |
mm |
150, 210, 230, 250, 275 |
210, 230, 250, 275 |
350, 385, 460 |
|
1min PF withstand voltage |
kV |
42/49 |
50/60 |
95 |
|
Ligntning impulse withstand voltage |
kV |
75/85 |
125/145 |
185 |
JN15-12/24(40.5) Indoor AC High Voltage Earthing Switch
Summary
JN15 series indoor HV earthing switch absorbs advanced new technics from domesitc and overseas. It conforms to GB 1985 AC HV disconected switch and earth switch, relative standards IEC62271-102. The apparatus applies to power system of rating below 12/24/40.5, and AC 50/60HZ. It is suitable for various types HV switchgear for earthing protection.The holistic earthing switch consists of basis, supporting insulator, main axis, main blade, fast spring, fixed and moving contact. Addtional electronic display also available according to the user\'s requirement.
Ambient Condition
1.Altitude: ≤1000m;
2.Ambient temperature: -25℃ ~ +40℃
3.Ralative humidity:daily average ≤95%, monthly average ≤90%;
4.Earthquake intensity: ≤8 degree
Product Feature
1.Advanced design and steady performance.
2.Simple structure, simple mounting and adjustment.
3.Quick breaking and making capability.
4.Beautiful appearance and delicate manufacture technics.
5.Usable and scientific, available operation on both two sides(right and left).
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