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25 KA Vacuum Interrupter 1.5mM/S Opening Speed And 0.8M/S Closing Speed
25 KA Vacuum Interrupter 1.5mM/S Opening Speed And 0.8M/S Closing Speed
Specifications
Place of Origin :
China (Mainland)
Brand Name :
ERFA
Certification :
ISO9000
Model Number :
ERFA-V20
MOQ :
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
Rated Current :
2000A 1250A 1600A
Rated Duration Of Short-circuit :
4s
Rated Peak Withstand Current :
63ka
Storage Life :
20years
Rated Operating Sequence :
O-0.3-CO-180S-CO
Weight of movable parts :
1.7kg
Description

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


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25 KA Vacuum Interrupter 1.5mM/S Opening Speed And 0.8M/S Closing Speed

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Product Detail
Place of Origin :
China (Mainland)
Brand Name :
ERFA
Certification :
ISO9000
Model Number :
ERFA-V20
MOQ :
1 unit
Price :
Negotiated
Contact Supplier
25 KA Vacuum Interrupter 1.5mM/S Opening Speed And 0.8M/S Closing Speed

ERFA Industries Group

Active Member
7 Years
Since 2006
Business Type :
Manufacturer, Exporter, Trading Company, Seller
Main Products :
Indoor Vacuum Circuit Breaker, Outdoor Vacuum Circuit Breaker, 12KV Vacuum Circuit Breaker
Total Annual :
50 Millions-100 Millions
Employee Number :
150~200
Certification Level :
Active Member
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