1. Working condition of Insulated Ceramic Wall Through Bushing
1) Indoor bushing
Ambient temperature is not higher than +40 ℃, not less than -40 ℃
Altitude does not exceed l000m
Relative humidity monthly average is not more than 90%
The surrounding air should be free of corrosive or combustible gas, water vapor and other obvious defilement.
No frequent serious vibration
2) outdoor casing
Ambient temperature is not higher than +40 ℃, not less than -40 ℃;
Altitude does not exceed l000m;
Wind speed is not greater than 34m / s
The use of the product of the air pollution level, according to GB / T5582 is divided into Ⅰ, Ⅱ, Ⅲ, IV 4;
1. Altitude: ≤ 1000m
2. Ambient temperature: -10℃~+40℃
3. Relative humidity ≤ 95% at+20℃ ambient temperature
4. NO gas, wapor or dust that may severely affect the insulation of contact box, no explosive or corrosive substance
3. qualification certificate
(1). How to order?
Answer; Send the inquiry with detail item description or with Model number. If there is no packing demand .we take it as sea-way packing.
(2). lead time and shipping time?
Answer : The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order.we can send you by air after received your agreement.
Answer: Generally we promise two years quality guarantee, some products will be extended longer time for life span.
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