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Adhering into the theory of "quality, services, efficiency and growth", now we have gained trusts and praises from domestic and international shopper for Outdoor Breaker, Zw32-12 Vacuum Circuit Breaker, Vacuum Circuit Breaker Oil Buffer, We always hold the philosophy of win-win, and build long-term cooperation relationship with customers from around the world.We believe that our growth base on customer's success, credit is our life.
China Wholesale Indoor Ac Hv Vacuum Load Switch Supplier – 12kv 630A Three-Position Load break Switch – Timetric Detail:
Product Detail:
Technical Parameters 12KV |
Content |
Unit |
Parameter |
Rated Voltage |
KV |
12 |
Rated frequency |
HZ |
50 |
Rated currency |
A |
630 |
Rated short circuit withstand current |
KA |
20/25 |
Rated peak withstand current |
KA |
63 |
Rated short circuit duration |
s |
2 |
Rated short circuit cloing current |
KA |
63 |
Mechnicial life |
Time |
10000 |
Open triphase dissimilar |
ms |
≤2 |
Closing triphase dissimilar |
ms |
≤2 |
Opening average speed |
mis |
3-6 |
Closing average speed |
m/s |
4-6 |
Air working step pressure fracture: 22KV -28KV/1min |
The primary loop resistance: A phase B phase C phase(load switch circuit resistance ≤40μΩ) |
Grounding resistance: A phase B phase C phase (grounding resistance load switch ≤500μΩ) |
Installation Size:

Product detail pictures:
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Our personnel are always inside the spirit of "continuous improvement and excellence", and together with the outstanding excellent goods, favorable price and good after-sales services, we try to gain every customer's trust for China Wholesale Indoor Ac Hv Vacuum Load Switch Supplier – 12kv 630A Three-Position Load break Switch – Timetric , The product will supply to all over the world, such as: Ukraine, Italy, Maldives, Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we'll continue to develop, to supply the high-quality goods and services, and promote lasting cooperation with our customers, common development and create a better future.
It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
By Marian from Nairobi - 2018.11.06 10:04
This company can be well to meet our needs on product quantity and delivery time, so we always choose them when we have procurement requirements.
By Joyce from Luxembourg - 2017.08.15 12:36