Standard：It is manufacture according to Q/320411AVX049（GB/T 22577、RCC-E、IEEE 383） standard.

Application：It is suitable for linking between signals and controlling in the control system network out of the building of nuclear island in nuclear power plant.

Basic types and descriptions：

HRG2-K3：Class 5 tinned copper conductor, cross-linked polyolefin double layer insulated, low-smoking, halogen-free wire of grade 1E category K3 for nuclear power plan
HRG2-K1：Class 5 tinned copper conductor, cross-linked polyolefin double layer insulated, low-smoking, halogen-free wire of grade 1E category K3 for nuclear power plan

Properties

1  Rated voltage：0.6/1kV。

2  The permitted long-term working temperature of conductor: 90℃.

3  The permitted bending radius of cable is no less than 6 times of the overall diameter of the cable .

4  The Min. environmental temperature:-35℃. (Ambient temperature can be due to customer demand)

5  Min. laying temperature of the cable is 0℃. The cable should be pre-heated if it is below the Min. laying temperature

6  Normally service life: at least 40 years or 60 years.

7  Combustibility

7.1 The insulated core can pass the test according to GB/T 18380.12(IEC60332-1): Test method on electric wires or cables under fire conditions.

8  The cable can comply with he test according to GB/T 17651(IEC 61034):Test method on electric wires or cables under fire conditions.

9  Insulation material and sheath material of the cable should be tested as per GB/T 17650（IEC 60754-2）, which pH is no less than 4.3, and conductivity should be less than 10s/mm.

10  Electrical properties:

10.1   It can withstand AC 3500V/5min.

10.2  DC resistance of conductor at 20℃and insulation resistance at 20℃and 90℃

Nuclear grade cables are generally customized products that require technical coordination. Please consult the merchant for details. Our factory has the qualification for designing and producing nuclear grade cables, with relevant achievements and rich experience.