四川雷神电缆股份有限公司-产品中心-Fire-resistant series of electric cable

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Fire-resistant series of electric cable

Scope：
This cable is used for fixed installation in the rated AC voltage 450/750V system of indoor electric power circuit. Which is applied to fire-prone area, important public places of power supply fire and other emergency facilities (such as emergency lighting, elevators, fire and so on)

Feature of product：
1. It can still keep working for some time in the case of a fire.
2. Fire-resistant performance comforms to the requirements of GB/T19666.
3. Has good electrical and insulation performance.
4. Has good heat aging performance and security.

Schematic：

Technical Parameters：

1.Conductor DC resistance comforms to the requirements of GB/T3956-2008.

2.The finished cable insulation performance as to meet the requirements of relevant national standards .

Conditions of Use：

1. The surroundings temperature of cable laid in the air should not be less than 0℃.

2. The bending radius: same as the common electric cables and wires.

3. Cable in normal use, the allowed temperature of long-term working for cable conductor should not exceed 70℃. When there is any short circuit occurring(the longest lasting time not exceed 5s), the maximum temperature of the cable should not exceed 160℃.