Description

1. Product features and uses

This product is suitable for transmission lines in automatic control or monitoring systems, electrical instrument connection, etc., with a rated voltage of AC 450/750V and below.

Low-smoke halogen-free polyolefins have low smoke generation and no halogen acid gas release during combustion, belonging to environmental-friendly cables, suitable for occasions with special fire protection requirements.

Two: Product Implementation Standard

GB9330-88

Flame retardant performance test is carried out according to GB12666-90 standard

Three: Using Properties

1. Rated voltage for AC: U0/U 450/750KV

2. Maximum operating temperature: PVC (PE) insulation not to exceed 70℃

Cross-linked polyethylene insulation 90℃

Low-smoke, halogen-free, flame retardant polyolefin 70℃

Low-smoke, halogen-free, flame retardant cross-linked polyolefins at 90℃ and 125℃

3. Minimum ambient temperature: PVC sheath: fixed laying -40℃, non-fixed laying -15℃

4. The temperature for cable installation and laying should not be lower than 0℃.

5. Allowable bending radius of cables: minimum 6 times the outer diameter of the cable for non-armored cables

Copper tape shielding or steel tape armoring cable minimum is 12 times the cable outside diameter

Four: Basic Model and Name

1. PVC insulated and sheathed control cables

KVV	Control cable with copper core, PVC insulation and PVC sheath
KVVP	Control cable with copper core, PVC insulation, PVC sheath, and copper wire braid shielding.
KVVP2	Control cable with copper core, PVC insulation, PVC sheath, and copper tape shielding.
KVV22	Control cable with copper core, PVC insulation, PVC sheath, steel tape armor.
KVVR	Control flexible cable with copper core, PVC insulation and PVC sheath
KVVRP	Control soft cable with copper core, PVC insulation, PVC sheath, and copper wire braid shielding
KVVP2-22	Control cable with copper core, PVC insulation, PVC sheath, copper tape shielding, steel tape armor.

2.XLPE insulation PVC sheath control cable

KYJV	Control cable with copper core, cross-linked polyethylene insulation, and PVC sheath.
KYJVR	Control soft cable with copper core, cross-linked polyethylene insulation, PVC sheath
KYJVP	Control cable with copper core, cross-linked polyethylene insulation, copper wire braid shielding, PVC sheath.
KYJVRP	Control soft cable with copper core, cross-linked polyethylene insulation, copper wire braid shielding, PVC sheath.
KYJVP2	Control cable with copper core, cross-linked polyethylene insulation, copper tape shielding, PVC sheath.
KYJVRP2	Control soft cable with copper core, cross-linked polyethylene insulation, copper tape shielding, PVC sheath
KYJV22	Control cable with copper core, cross-linked polyethylene insulation, PVC sheath, steel tape armor.
KYJVP22	Control cable with copper core, cross-linked polyethylene insulation, copper braid shielding, PVC sheath, steel tape armor.
KYJVP2-22	Control cable with copper core, cross-linked polyethylene insulation, copper tape shielding, PVC sheath, steel tape armor.

3. Low-smoke, halogen-free, flame retardant polyolefin insulation and sheathing control cables

KYDYD	Copper coreLow-smoke, halogen-free, flame retardant polyolefin insulated and jacketed control cable
KYDYDR	Copper coreLow-smoke, halogen-free, flame retardant polyolefin insulated and jacketed control flexible cable
KYDYDP	Copper coreLow-smoke, halogen-free, flame retardant, polyolefin insulated and jacketed copper wire braided screened control cable
KYDYDRP	Copper coreLow-smoke, halogen-free, flame retardant, polyolefin insulated and jacketed copper wire braided screened control flexible cable
KYDYDP2	Copper coreLow-smoke, halogen-free, flame retardant, polyolefin insulated and jacketed copper tape shielded control cable
KYDYD RP2	Copper coreLow-smoke, halogen-free, flame retardant, polyolefin insulated and jacketed copper tape shielded control flexible cable
KYDYD-22	Copper coreLow-smoke, halogen-free, flame retardant, polyolefin insulated and jacketed steel tape armored control cable
KYDYDP22	Copper coreLow-smoke, halogen-free, flame retardant, polyolefin insulated and jacketed copper wire braided shielding steel tape armor control cable
KYDYDP2-22	Copper coreLow-smoke, halogen-free, flame retardant, polyolefin insulation and sheath, copper tape shielding, steel tape armor control cable
Notes: Insulation and sheathing in the basic model are alsoYDJLow-smoke, halogen-free, flame retardant, cross-linked polyolefin

Note: For flame retardant sheathed types, ZR should be added before the model, and tin-plated copper wires can be used in the conductor core.

Five: Code Name and Its Meaning

Table 2

Project	Code name	Explanation
Flame retardant properties	ZR	GradeA, B, C flame retardant
Series Designation	K	Control cable
Insulation material	V	PVC; flame retardant PVC
	Y	Polyethylene
	YD	Low-smoke halogen-free polyolefins(YDJ low-smoke halogen-free cross-linked polyolefins)
	YJ	Cross-linked polyethylene
Sheath material	V	PVC; flame retardant PVC
Sheath material	YD	Low-smoke, halogen-free polyolefin
Shielding material	P	Copper wire braided shielding
	P1	Tinned copper wire shielding
	P2	Copper tape shielding;
	P3	Aluminum plastic shrink shielding
Armored material	22	Steel tape armoured polyvinyl chloride sheath
	23	Steel tape armoured polyethylene sheath
	32	Steel wire armoured polyvinyl chloride sheath
	33	Steel wire armor polyethylene sheath
Conductive structure	A	Single-strand conductor
	B	7-strand twisted conductor
	R	Multi-strand conductor

Six: Main Technical Indicators

1. The direct current resistance of the finished cable conductor (Ω/km.20℃) shall be in accordance with the provisions of Table 3 in Appendix A.

2. Insulation resistance and insulation nominal thickness shall conform to the provisions of the following table:

Nominal cross section(mm2)	Insulation nominal thickness(mm)	Insulation resistance(MΩ/KM)
Nominal cross section(mm2)	Insulation nominal thickness(mm)	20℃	70℃
0.5	0.6	13	0.013
0.75	0.6	12	0.12
1.0	0.6	11	0.011
1.5	0.7	11	0.011
2.5	0.8	10	0.010
4	0.8	8.5	0.0085
6	0.8	7	0.0070
10	1.0	6.5	0.0065