Sign In | Join Free | My entremaqueros.com
China ERFA Industries Group logo
ERFA Industries Group
ERFA Industries Group Xian ERFA Switchgear under ERFA Industries Group
Active Member

6 Years

Home > Vacuum Interrupter >

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

ERFA Industries Group

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

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

Contact Now

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



Product Tags:

vacuum fault interrupter

      

vcb interrupter

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

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

Inquiry Cart 0
Send your message to this supplier
 
*From:
*To: ERFA Industries Group
*Subject:
*Message:
Characters Remaining: (0/3000)
 

Friendly Links: www.everychina.com

Home| Products| Suppliers| Quality Suppliers| Site Map |About Us |Contact Us |Help |关于我们 |联系我们

Copyright © 2009 - 2024 entremaqueros.com. All rights reserved.