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



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.
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 |



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.
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