Standard: GB/T 12706-2008 idt IEC 60502-1997,
Usage: suitable for power distribution network or industrial devices.
Usage properties:
1. The maximum long-term working temperature of the cable is 90 ℃.
2. The ambient temperature during cable laying shall not be lower than ≥ 0 ℃.
3. In case of short circuit, the maximum temperature of cable conductor shall be 250 ℃, and the duration shall not exceed 5 seconds.
4. Allowable bending radius of cable: single core cable: 20D, mm multi-core cable: 15D, mm D --- actual outer diameter of cable.
Product performance:
1. The DC resistance of 20 ℃ conductor shall meet the requirements of GB/T 3956-2008.
2. AC voltage test: apply 3.5U to the cable zero KV voltage, no breakdown for 5 minutes.