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Home > Products > 12kV Indoor HV Load Switch > Yfgz16 (ZN16B) -12 Manual and Electric Functions for AC Hv Vacuum Circuit Breaker

Yfgz16 (ZN16B) -12 Manual and Electric Functions for AC Hv Vacuum Circuit Breaker

Basic Info

Model No.:  YFGZ16-12/T630-25

Product Description

Model NO.: YFGZ16-12/T630-25 Operation: Manual or Electric Arc-extinguishing Medium: Vacuum Structure: Vcb Type: Circuit Breaker Opertion Model: Electrically or Manually Features: Frequent Operation Long&Electrical Endurance Origin: Jiangyin Yunfeng, China Breaking Capacity: High Voltage Circuit Breakers Speed: High-Speed Circuit Breaker Installation: Front or Invert Installation Poles Number: 3 Certification: ISO9001-2000, CE Environment: Indoor Use Trademark: YF Product Overview
YFGZ16(ZN16B)-12 series indoor AC HV Vacuum Circuit Breaker with disconnector is the product researched and developently by our company, and its performance meets requirements of national standard GB 1984-2003 HV AC Circuit Breaker and international standard IEC 62271. It has advantages of obvious isolating fracture, long electrical endurance, availability for frequent operation, small overall dimensions and simple, reliable "five-prevention" interlock of cabinet, ect. The product includes CTE2 two-level drive spring operation mechanism self-developed by us and awarded with multiple national invention patents. It acts simply and reliably. It has two functions: manual and electric functions and it can realize the remote control.


Yfgz16 (ZN16B) -12 Manual and Electric Functions for AC Hv Vacuum Circuit Breaker                  Yfgz16 (ZN16B) -12 Manual and Electric Functions for AC Hv Vacuum Circuit Breaker       



Model Specification
Yfgz16 (ZN16B) -12 Manual and Electric Functions for AC Hv Vacuum Circuit Breaker

Characteristics
     ---obvious isolating fracture
     ---long electrical endurance
     ---availability for frequent operation
     ---small overall dimensions
     ---simple, reliable "five-prevention" interlock of cabinet

Main Techincal Parameters
 Serial No. Item Unit  YFGZ16-12
1 Rated voltage kV 12
2 Rated frequency Hz 50
3 Rated current A 630; 1250
4 Rated short-circuit breaking current of circuit breaker kA 25
5 Rated short-circuit making current kA 50;63
6 Rated  peak withstand current kA 630
7 Rated short-time withstand current   ---Circuit breaker(including disconnector)                                                                  ---Earthing Switch kA/s
25/4
25/2
8 1 min power-frequency withstand voltage (peak) to earth,phase-to-phase,vacuum fracture/ isolating fracture kV/kV 42/48
9 Full-wave lightning impluse withstand voltage  (peak) to earth,phase-to-phase,vacuum fracture/ isolating fracture kVA 75/85
10 Main loop resistance  μΩ ≤90;≤60
11 Rated breaking current of single capacitor bank A 400
12 Mechanical life Time 10000
13 Clearance between open contacts  mm 9±1; 10±1
14 Overtravel(compression length of contact spring) mm  
15 Gross thickness of contact wear mm 3
16 Average opening speed m/s 0.75-1.25
17 Average closing speed m/s 0.5-0.8
18 Rated contact pressure N 2000±200
19 Contact closing bounce time ms ≤2
20 Three-phase opening and closing asynchronization ms ≤1
21 Inter-pole center distance mm 210±3
22 Distance between live parts and of phase to earth mm ≥125
23 Closing operation torque of vacuum arc-extinguishing chamber N.m ≤80
24 Opening operation torque of vacuum arc-extinguishing chamber N ≤10
   
                                                                       
 Yfgz16 (ZN16B) -12 Manual and Electric Functions for AC Hv Vacuum Circuit Breaker              Yfgz16 (ZN16B) -12 Manual and Electric Functions for AC Hv Vacuum Circuit Breaker 

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

Product Categories : 12kV Indoor HV Load Switch

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