01
Plastic insulated conductor
1. Purpose: This product is suitable for fixed laying of power plant with AC rated voltage of 450 / 750V and below.
2. Product standard: GB 5023-95 AAC Cables (wires) for fixed laying of PVC insulated cables (wires) with rated voltage of 450 / 750V and below
3. Features: 1) rated voltage U0 / u is 450 / 750V and 300 / 500V. 2) Long term allowable working temperature of cable: bv-105 type… Should not exceed 105 ℃; Other models… Should not exceed 70 ℃. 3) The laying temperature of cable shall not be lower than 0 ℃; 4) The allowable bending radius of the cable is: if the outer diameter (d) of the cable is less than 25 mm, it shall not be less than 4 d; The cable outer diameter (d) of 25 mm and above shall not be less than 6D
02
Sheathed wire
1. Purpose: This product is suitable for the connection of household appliances, small electric tools, instruments and power lighting devices with AC rated voltage of 450 / 750V and below.
2. Product standard: flexible wires for connection of PVC insulated wires and cables with rated voltage of 450 / 750V and below (GB 5023, 3-85)
3. Features: 1) U0 / u is 450 / 750V, 300 / 500V and 300 / 300V. 2) Long term allowable working temperature of cable: rv-105 should not exceed 105 ℃; Other models should not exceed 70 ℃
03
Shielded flexible wire
1. Purpose: This product is suitable for electrical appliances, instruments, electronic equipment and automation devices with AC rated voltage of 300 / 300V and below.
2. Product standard: GB 5023.5-86 PVC insulated wires, cables and shielded wires with rated voltage up to and including 450 / 750V
3. Features: 1) rated voltage U0 / u is 300 / 300V; 2) Long term allowable working temperature of cable: avp-105, rvp-105… Should not exceed 105 ℃; Other models… Should not exceed 70 ℃
04
Control cable
1. Purpose: This product is used for the wiring of electrical appliances and instruments in power distribution devices with rated AC voltage of 500V or DC voltage of 1000V and below.
2. Product features: the long-term allowable working temperature of ABC Cable conductor shall not exceed 70 ℃. The temperature of wires and cables during laying shall not be lower than 0 ℃, and the bending radius during laying shall not be less than 10 times of the outer diameter of cables. The cable with armored layer or copper tape shielding structure shall not be less than 12 times of the outer diameter of the cable.
3. Product standard: gb9330.2-88 PVC insulated and sheathed control cables
05
Plastic insulated cable
1. Purpose: This product is suitable for power transmission and distribution in the line with AC 50 Hz and rated voltage 0.6/1 kV.
2. Product standard: GB 12706 · 2-91 rated voltage 35kV and below copper core, aluminum core plastic insulated power cable, PVC insulated power cable
3. Service characteristics: 1) the maximum rated temperature of cable conductor is 70 ℃. 2) The maximum temperature of cable conductor shall not exceed 160 ℃ in case of short circuit (the longest duration shall not exceed 5S). 3) When laying cables, the ambient temperature shall not be lower than 0 ℃, and the minimum bending radius shall not be less than 10 times of the outer diameter of the cable.
06
Cross linked power cable
Product standard: This product is manufactured according to the standard of GB 1270 “rated voltage 35kV and below copper core, aluminum core plastic insulated power cable”. At the same time, it can also be manufactured according to IEC, British standard, German standard and American standard recommended by International Electrotechnical Commission.
Scope of application:
This product is suitable for power distribution lines with rated power frequency voltage of 3.6/kv-26 / 35kV for distribution of electric energy.
Usage features:
The rated power frequency voltage uo / u is 3.6/6kv-26 / 35kV.
The maximum allowable long-term working temperature of cable conductor is 90 ℃.
The maximum temperature of cable conductor shall not exceed 250 ℃ in case of short circuit (the longest duration shall not exceed 5S).
The ambient temperature of cable laying shall not be lower than 0 ℃.
Bending radius of cable: not less than 15 times of outer diameter of three core cable; The single core cable shall not be less than 20 times of the outer diameter of the cable.
Selection of cable rated voltage
The rated voltage of the cable shall be suitable for the operation of the cable system, expressed in uo / u (UM) kV.
Uo — rated power frequency voltage between conductor and ground or metal shield for cable design;
U — rated power frequency voltage between conductors for cable design;
Um — the maximum value of “maximum system voltage” that the equipment can withstand.
07
Computer cable
Purpose: shielded cable for computer, high voltage polyethylene with small dielectric constant as insulation. It has the advantages of small dielectric loss, strong signal transmission ability and good anti-interference performance. It can reliably transmit weak analog signals. It can be widely used in computer systems or automation devices for detection and control in power generation, metallurgy, petroleum, chemical industry, light textile and other departments, And the general industrial computer.
08
Low smoke halogen free cable
1. Application: the product has excellent flame retardant performance, little smoke when burning, no corrosive gas escaping, and is widely used in nuclear power station, subway station, telephone exchange and computer control center, high-rise buildings, hotels, radio and television stations, important military facilities, oil platforms, etc., as well as places with concentrated personnel and low air density.
2. Usage characteristics:
1. Excellent flame retardancy and flame retardancy.
2. The amount of smoke generated during combustion is very small, and no toxic gas or corrosive gas is produced.
3. It has certain mechanical, physical and electrical properties, and can meet the requirements of the cable.
3. Product executive standard:
GB9330-88、IEC601034
09
ACSR
1、 Product standard: This product is in accordance with the International Electrotechnical Commission (IEC) pub207 “aluminum strand” and pub209 “aluminum strand steel reinforced”.
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