ERFA Industries Group

Xian ERFA Switchgear under ERFA Industries Group

 

 

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Home ProductsVacuum Interrupter

Outdoor Vacuum Interrupter Bottle High Voltage Insulated 2000A 1250A

Outdoor Vacuum Interrupter Bottle High Voltage Insulated 2000A 1250A

Outdoor Vacuum Interrupter Bottle High Voltage Insulated 2000A 1250A

Product Details:

Place of Origin: China (Mainland)
Brand Name: ERFA
Certification: ISO9000
Model Number: ERFA-V20

Payment & Shipping Terms:

Minimum Order Quantity: 1 unit
Price: Negotiated
Packaging Details: each piece with polly then 18pcs in a woodenbox with pallet
Delivery Time: 10 days after payment
Payment Terms: T/T
Supply Ability: 10000pcs per month
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Detailed Product Description
Rated Current: 2000A 1250A 1600A Rated Duration Of Short-circuit: 4S
Rated Peak Withstand Current: 63KA Storage Life: 20years
Contacts Limit Erosion: 3MM Mechanical Endurance: 10000times
High Light:

vacuum fault interrupter

,

interrupter in circuit breaker

Specification  

 

1 Rated Current A 2000 1250 1600 1250 1250
2 Circuit resistance at lowest rated contact force u Ω ≤17 ≤25 ≤20 ≤25 ≤25
3 Rated short-circuit breaking current KA 25 12.5 25 25 20
4 Breaking operations of rated short circuit breaking current Times 30
5 Rated short-time withstand current KA 25 12.5 25 25 20
6 Rated duration of short-circuit S 4
7 Rated peak withstand current KA 63 31.5 63 63 50
8 Rated short -circuit making current KA 63 63.5 63 63 50
9 Rated breaking current of single capacitor bank A 630
10 Rated breaking current of back -to-back capacitor bank A 400
11 Rated operating sequence O-0.3-CO-180S-CO

 
Mechanical data

 

1 Weight of movable parts Kg 1.7
2 Closing force due to bellow and atmosphere N 90±40
3 Force required to hold contacts open at full stroke N 180±50


 
 
Mechanical requirements

 

1 Clearance between open contacts mm 15±1
2 Average opening speed(average of first 75% of contact gap) m/s 1.5±0.2
3 Average closing speed(average of last 30% contact gap) m/s 0.8±0.2
4 Rated added external contact final force N 2500±200 1200±200 2500±200 2500±200 2000±200
  Added external contact force at contact touch point 1750±125 840±60 1750±125 1750±125 1400±100
5 Contact bouncing duration at closing operation ms  
≤2
6 Closing and opening non-simultaneity of three-phase contacts ms  
≤1
7 Maximum rebound during opening mm  
≤2

 
Life

 

1 Storage life Years 20
2 Mechanical endurance Times 10000
3 Contacts limit erosion Mm 3


Outdoor Vacuum Interrupter Bottle High Voltage Insulated 2000A 1250A

Contact Details
ERFA Industries Group

Contact Person: Dong

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