Factory Supply Indoor Use Hv Disconnector Switch-Yfgn-24/630
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
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 |
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Product Categories : Indoor HV Isolating Switch
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