Find Circuit Breaker, Vacuum Circuit Breaker, HV-Circuit Breaker on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.

Inquiry Basket (0)
Home > Products > HV-Circuit Breaker > Vs1-12 Series Indoor AC Vacuum Circuit Breaker

Vs1-12 Series Indoor AC Vacuum Circuit Breaker

Basic Info

Model No.:  VS

Product Description

Model NO.: VS Operation: Energy-storage Type Arc-extinguishing Medium: Vacuum Structure: ACB Type: Circuit Breaker Certification: VDE, ISO9001-2000, CE, UL, CB, CCC Altitude: up to 3,000m Above Sea Level Special Conditions: Depends on The Customer Rated Short Time Continual Time: 4 S Typical Products: Circuit Breaker Warranty: 10 Years Specification: IEC60076-1, IEC60076-2, IEC60076-5 HS Code: 8535210000 Breaking Capacity: High Voltage Circuit Breakers Speed: Normal Type Circuit Breaker Installation: Fixed Poles Number: 4 Function: Conventional Circuit Breaker Rated Voltage: 12 Kv Environment: Indoor Rated Current: 630 a Test Equipment: IEC Standard Frequency: 50 Hz Trademark: Tianan Electric Origin: Xiangshan Zhejiang P. R China VS1-12 Indoor AC Vacuum Circuit Breaker
NINGBO TIANAN (GROUP) CO., LTD. General
VS1-12 (ZN63A) type indoor medium voltage vacuum circuit breaker is used as protection and control 
unit of three-phase AC indoor medium voltage Switchgear and industrial and mining enterprise power 
device of 50Hz and rated voltage up to 7.2~24kV. This products comply with IEC60694, IEC62271-100.
Specifications
No. Description Unit Data
1 Rated voltage kV 12
2 Rated insulation levels Rated power frequency withstand voltage/1min
( phase to phase, phase to earth, open contacts)
 
kV
42
Rated lighting impulse withstand voltage
(phase to phase, phase to earth, open contacts)
75
3 Rated frequency Hz 50
4 Rated current  
 
A
630 630 1250 1600
1250 1250 1600 2000


2000 2500


2500 3150



4000
5 Rated short circuit breaking current kA 20 25 31.5 40
6 Rated short time withstand current(4s) kA 20 25 31.5 40
7 Rated short circuit making current kA 50 63 80 100
8 Rated peak value of withstand current kA 50 63 80 100
9 Rated operating sequence
O-0.3s-CO-180s-CO
O-180s-CO-180s-CO
10 Rated short circuit breaking current breaking times times 30/20(40kA)
11 Rated cable charge breaking current A 25
12 Rated single capacitor bank breaking current A 630/400(40kA)
13 Rated back to back capacitor bank breaking current
400
14 Mechanical life times 10000
16 Allowed abrade cumulative thickness of moving and static contactor mm 3
17 Clearance between open contacts mm 11±1
18 Contact stroke mm 3.5±0.5
19 Bounce duration of contact closing ms ≤2
20 Non-simultaneity of three phase for opening and closing ms ≤2
 
 
Vs1-12 Series Indoor AC Vacuum Circuit Breaker
Vs1-12 Series Indoor AC Vacuum Circuit Breaker
Vs1-12 Series Indoor AC Vacuum Circuit Breaker

Contact us if you need more details on Circuit Breaker. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Vacuum Circuit Breaker、AC Vacuum Circuit Breaker. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : HV-Circuit Breaker