Product Center

Outdoor three Pole Mounted SF6 Load Break Switch 33kV 630A,
Outdoor load break switch,

General

Service and Installation Conditions

2.1. Height above sea level: ≤3000m
2.2. Air temperature: -40℃～+50℃
       Maximum diurnal temperature difference: ≤25 ℃
2.3. Relative humidity: Daily mean 95% monthly average 90%
2.4. Maximum wind speed: ≤34m/ｓ
2.5. Earthquake intensity: ＜8 degree
2.6. Icing thickness: ＜10mm
2.7. Thickness of snow: ＜35mm
2.8. Irradiance: ＜0.1W/cm2
2.9. Pollution grade: Ⅲ class、Ⅳclass
2.10. Installation site: No fire disaster, explosion danger, chemical corrosion and frequent strenuous vibration places

Product structure

Model and Definitions

>> Service conditions

Hydropower station                                                                                                                                                                             #1
Factory and mining enterprises                                                                                                                                                            #2
Ring network power supply                                                                                                                                                                  #3
Petrochemical Enterprises                                                                                                                                                                   #4

COMPANY INTRODUCTION

A load break switch is mainly used to close and break the load current and can be used with a high-voltage fuse instead of a circuit breaker. The reasonable selection of load balancing switch in the design dramatically helps ensure safety and reliability.