Product Description

Using environment and working condition 1. The installment does not surpass elevation ***0m 2. Highest temperature **0C; Highest daily average air temperature **5C; Highest annual air temperature **0C; lowest outdoor air temperature **0C 3. The surrounding air relative humidity is not higher than *5% 4. Installs under the mine pit although has the coal dust, the gas, but non-explosion hazard place; 5. The supply voltage profile is approximate to the sine wave