1、 Executive Standards: GB / t19666-2005, GB / t5023.3-2008, JB / t8734.2-2012
2、 Purpose: suitable for fixed laying of electrical equipment and lighting devices with rated voltage of 450 / 750V and below
3、 Service conditions:
1. The rated voltage U0 / U of the cable is 450 / 750V and 300 / 500V
2. Long term maximum working temperature of cable: 90 ℃ for wdz-by-90 and wdz-ry-90, and 70 ℃ for other models
3. The laying temperature of cable shall not be lower than 0 ℃
4. The minimum allowable bending radius of the cable during laying: (the outer diameter (d) is less than 25 mm, the allowable bending radius of the cable is not less than 4 D / the outer diameter (d) is greater than or equal to 25 mm, the allowable bending radius of the cable is not less than 6 d)
