Detailed Product Description

 

*Features and application of product

The product is suitable for transmission line of automatic control, monitoring and measuring system and connecting line of meter of electric equipment with 450/750V or below of AC rated voltage. The low smoke and non-halogen cable has small smoking when combustion and no releasing of haloids gases. It belongs to environment protection cable. It is suitable for the field where has special requirement to fire fighting.

*Executive standard of product

GB9330-88

For test of flame retardant and fire proof property, GB12666-90

*Features of application

1. AC rated voltage: U₀/U 450/750V

2. Maximum working temperature of cable conductor:

For PVC insulation , will not over 70^oC;

For XLPE insulation, will not over 90^oC.

3. Minimum ambient temperature

PVC sheath:

For fixed laid down: -40^oC

For non-fixed laid down: -15^oC

4. The installed and laid down temperature of cable should not be below 0^oC.

5. The permitted bent radius of cable:

For non-armored cable, minimum value will be 6 times of outer diameter of cable;

For copper tape shielded or steel tape armored cable, minimum value will be 12 times of outer diameter of cable.

*Basic type and name

Type	Name   of     product
KVV	Copper core PVC insulation PVC sheath control cable
KVVP	Copper core PVC insulation PVC sheath copper wire weaved shielded control cable
KVV22	Copper core PVC insulation PVC sheath steel tape armored control cable
KVVR	Copper core PVC insulation PVC sheath flexible control cable
KVVRP	Copper core PVC insulation PVC sheath copper wire weaved shielded flexible control cable
KYJV	Copper core XLPE insulation PVC sheath control cable
KYJVR	Copper core XLPE insulation PVC sheath flexible control cable
KYJVP	Copper core XLPE insulation PVC sheath copper wire weaved shielded flexible control cable
DL-KVV	Copper core PVC insulation low smoke low halogen sheath control cable
WL-KVV	Copper core PVC insulation low smoke non-halogen sheath control cable
NH-KVV	Copper core PVC insulation PVC sheath fire proof control cable

*Main technical index

1. DC resistance of finished cable conductor should be in conformity with the regulations of GB 3956

2. The insulation resistance should be in conformity with the regulations listed in following table.

Nominal section(mm2)	Minimum insulation resistance at 70oC	Nominal section(mm2)	Minimum insulation resistance at 70oC
0.5	0.013	2.5	0.010
0.75	0.012	4	0.0085
1.0	0.011	6	0.0070
1.5	0.011	10	0.0065

3. The finished cable will not be broken when withstood AC 50Hz 3.0kv for 5 minutes.