CT4 and CT6 indicate operational surface temperatures, not the withstand temperatures, for explosion-proof products. Products classified under the T6 category provide enhanced safety due to their lower operational surface temperatures compared to the T4 category.
Elektr jihozlarining harorat guruhi | Elektr jihozlarining maksimal ruxsat etilgan sirt harorati (℃) | Gaz/bugʻning yonish harorati (℃) | Qurilmaning tegishli harorat darajalari |
---|---|---|---|
T1 | 450 | >450 | T1 ~ T6 |
T2 | 300 | >300 | T2 ~ T6 |
T3 | 200 | >200 | T3 ~ T6 |
T4 | 135 | >135 | T4 ~ T6 |
T5 | 100 | >100 | T5 ~ T6 |
T6 | 85 | >85 | T6 |
The CT4 explosion-proof motor carries an Exd IIC T4 rating and is generally used in environments where the ambient temperature is approximately 135℃.