It can be formed with thermal relay and all kinds of protection apparatus, as electromagnetic starter, especially applied to explosion electromagnetic starter and all sorts of power control equipment. It may be applied to mine departments, metallurgy, petroleum, chemical industry, power, communication transportation, shipping, and architecture.
Applicable standards:
1) National standard: B/T14048.1, GB14048.4, JB/T7122
2) National standards: IEC 60947-4-1
Normal working and installation condition:
1) Ambient temperature: -5 ~ +40°C
2) Average temperature: ≤ +35°C in 24 hours
3) Relative humidity: ≤50% at max. +20°C (≤90%)
4) Altitude: ≤2,000m
5) Class of pollution: Class 3
6) Places without fire, explosion, corrosion and serious shake
7) The inclined angle between the mounting surface and vertical surface: ≤15°
Note: when usage site is beyond the above range, please show it when ordering, we will try our best to meet your requirement.
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