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Home > Products > Indoor HV Isolating Switch > Yfgn-24/630 Hv Disconnector with Advantageous Cost Performance.

Yfgn-24/630 Hv Disconnector with Advantageous Cost Performance.

Basic Info

Model No.:  YFGN-24/630

Product Description

Model NO.: YFGN-24/630 Structure: Three-column Disconnector Operation: Manual or Electric Number of Poles: Three Pole Structure of Operating: Electric Trademark: YF Type: High-voltage Installation: Indoor High-voltage Grounding Mode: Grounding Series: Three Certification: ISO, CE, ISO9001 Origin: Jiangyin Yunfeng, China Product Overview
YFGN-24/630 indoor AC HV disconnector is applied at the site with rated voltage of 24kV and rated frequency of 50Hz. It is a switch with obvious safe isolating fracture designed and developed independently according to GB3804, guaranteeing the system safety accordingly. Such model of disconnector has features of small size, simple but reasonable structure, small operation force, reliable performance and convenient maintenance, ect. It can be use with 24kV HV Circuit Breaker in the cabinet and it is a HV disconnector with advantageous cost performance.

Model Specification
Yfgn-24/630 Hv Disconnector with Advantageous Cost Performance.
Note: The sensor with live display can be used for the Switch Insulator.

Characteristics
         a.small size
         b.simple but reasonable structure
         c.small operation force
         d.reliable performance 
         e.convenient maintenance


Service Conditions
          1.Altitude:2000m;
          2.Ambient temperature-25ºC-+ 40ºC;
          3.The daily average of relative humidity shall not be larger than 95% and the monthly average shall not be               larger than 90%:
          4.The ambient air shall not be subject to the obvious pollution such as corrosive or combustible gas and                   steam;
          5.The site without fire hazards and explosion hazards;
          6.The site that the seismic intensity does not exceed degree 8; the gradient shall not exceed 5°

Main Technical Parameters
  Serial No. Item Unit Disconnector
1 Rated voltage kV  24
2 Rated frequency Hz 50
3 Rated current A 630
4 Rated peak withstand current kA 63
5 Rated short-time withstand current(4 seconds) kA 25
6 1min power-frequency withstand voltage(effective value) to earth, phase-to-phase/isloating fracture kV/kV 65/79
7 Full-wave lightning impulse withstand voltage(peak)to earth,phase-to-phase/isolating fracture kV/kV 125/145
8 Main loop resistance μΩ ≤50
9 Phase-to-phase center distance mm 275±3 or 250±3
10 Open distance of isolation contact knife switch mm ≥200
11 Maximum manual operation torque N ≤200
12 Three-phase opening and closng asynchronization ms ≤1


Yfgn-24/630 Hv Disconnector with Advantageous Cost Performance.Yfgn-24/630 Hv Disconnector with Advantageous Cost Performance.Yfgn-24/630 Hv Disconnector with Advantageous Cost Performance.

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Product Categories : Indoor HV Isolating Switch

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