1E class K3 low-smoke zero-halogen flame retardant thermal couple compensation cable for nuclear power station

This product is manufactured according to Q / 321084cdjt18 standard

The flame retardant characteristics of this product comply with GB / t18380.3 (iec60332-3).

The low smoke and zero halogen characteristics of this product comply with the provisions of GB / t17651 (iec61034) and GB / t17650 (iec60754).

The main technical indicators of this product comply with the provisions of RCC-E, iec584-3, ieee383, iec332, iec61034, iec60754 and other standards.

Product characteristics

Cable rated voltage: 500V

Cable service temperature range: - 25 ℃ ~ 150 ℃.

The recommended allowable bending radius for cable laying shall not be less than 10 times of the outer diameter of the cable.

Minimum laying temperature of cable: 0 ℃.

Normal service life of cable: 40 years

Combustion characteristics of cables:

(1) The cable shall pass the bunched combustion test specified in GB / t18380.3 (iec60332-3).

(2) The insulated core of the cable shall be able to pass the single vertical combustion test specified in GB / t18380.1 (iec60332-1).

(3) The cable shall be able to meet the smoke concentration test requirements specified in GB / t1765i (iec61034), and the transmittance shall be ≥ 60.

(4) The insulation and sheath of the cable shall be tested according to GB / T1 7650.2 (iec60754-2). The pH value shall not be less than 4.3 and the conductivity shall be less than 10 μ s/mm ² Electrical performance of cable: the ac1500v / min test between cable core and wire core and between wire core and shield shall not break down.