Solid Sealed Polar Pole for Vacuum Circuit Breaker Solid Seal Pole for Vcb

1) Main Technical Data

Specifications

12kv embedded poles
Non-exposed arc
Once Seal-Exhaust
Oxygen-free copper ring transition in sealing structure

Rated voltage 12KV

Rated current 1250/1600A

Rated frequency 50HZ

Rated short-circuit breaking current 25/31.5KA

Operations of short-circuit breaking current interruption 50 times

Rated short-circuit making current 63/80 KA

Rated short-time withstand and current 31.5KA

Rated single capacitor bank breaking current 630A

Rated back-to-back capacitor bank breaking current 400A

Short-time power-frequency withstand voltage 48KV

Rated lightring impulse withstand voltage(peak) 85KV

Circuit resistance at rate contact force ≤20μΩ

Mechanical life 20000 times

Contact closing force due to bellows and atmosphere 100±30N

Counterforce at rated contact force 200±30N

Contact erosion limit 3mm

Shelf life 20years

Part discharge ≤5pc

Rate operating sequence O-0.3s-CO-180s-CO

Rated contact stroke 9±1mm

Added contact force 2500/3150±200N

Test Report:

Trade Terms : 

1.Payment : T/T,L/C
2.Sample lead time: 1-3days 
3.Production lead time: for 100~500pcs1- 7days ;500~1000pcs 3-14days 
4.Shipping freight are delivered under your requests 
5.Shipping port :shenzhen ,mainland china 
6.Discounts are offered based on order quantities 
7.Minimum Quantity:1pcs-10pcs (accepted sample :1-10pcs) 
8.Logo: According to your requirement 
9.Packaging: 1pc /gift box/white mail order box 
10.Shipping: By Express(EMS,DHL,UPS,ARAMEX), By Air or By Sea

Our service: 

1.You inquuiry related to our products or prices will be replied in 24hours 
2.Well-trained and experienced staffs to answer all your enquires in fluent english 
3.OEM & ODM, any your costomized lighings we can help you to design and put into product 
4.Distributoershio are offered for your unoque design and some our current models 
5.Protection of you sales area ,ideas of design and all your private information

Buy recommendation :

1. Our all items are 100% authentic ,please provide details of the address before purchase , So we can calculate the shipping discounts and the best transportation. 
2. According to the customer's requirement ,different specifications of the items can be mixed shipments and lower freight. 
3.Only wholesale, if require samples, please contact us,If you have any questions or suggestions. Please Contact us freely.

 Quality & Prices:

We have to sell items with top quality because we want to keep every customer as our long-term business partner. 

We have to set low competitive prices because we need to attract buyers to this new store.

We will ship your items on time when you place your order . We know time is important for you.

After Delivery

     If you are satisfied with the packages you receive, DO please be kind to leave us positive feedback. Every positive feedback from you is important to increase our credit score. Thus it is important to our company. We will be grateful for you doing so.

    If unluckily there is any problems with the packages, DO please contact us and let us know it. We will solve all dissatisfaction after we receive the pictures from you. We will make sure you are happy with our solution.