Polyolefin insulated & sheathed control cable 450/750V

Polyolefin insulated & sheathed control cable 450/750V is for transimission line in automatic control or monitoring system, electrical instrument connection

Application

Ths product is applied for transimission line in automatic control or monitoring system, electrical instrument connection and other occasions of rated voltage up to and including ac 450/750V. Low smoke halogen free polyolefin with low smoking and no halogen acid gas when bums. It is environmental protection type cable, which is suitable for occasions of special requirement for fireproof.

Executive Standard

Q/WHY 71

Service Property

1. The rated voltage UyU of the cable should be 450/750V.
2. Allowed long-term operating temperature of cable conductor should be 90℃.
3. Cable laying temperature should be not less than 0℃.
4. Recommended allowable bending radius: For non-armored cable should be not less than 6 times outer diameter of the cable; For armored or copper tape shielded structure cable should be not less than 12 times outer diameter of the cable; For flexible cable with shielded structure should be not less than 6 times outer diameter of the cable.

Type & Description

Code & Meaning

Main technical index

1. Conductor D.C. resistance at 20℃ complies with stipulations of GB/T 3956.
2. Insulation resistance constant should be not less than 36.7MΩ.km.
3. Cable withstand ac 3.0kV for 5 minutes without puncture.