WDZN-BV Cable
Low smoke halogen-free flame retardant fire-resistant copper core BV cable (WDZ-BV) is a high-performance wire with copper core conductor and polychlorinated insulation. The product has the advantages of low smoke, halogen-free, flame retardant and fire resistant, and is widely used in commercial, industrial and residential power systems. Its environmentally friendly materials reduce smoke and toxic gas emissions during fires, provide users with higher safety protection, and meet international green environmental standards.
The cable is an ideal choice for building wiring and power transmission with its excellent durability, reliability and environmental performance. It is especially suitable for places that require acid and alkali resistance, oil resistance, moisture resistance, mildew resistance and other complex environments.
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Widely used
General building wiring: widely used in the connection of power units, household appliances, instruments and telecommunication equipment in residential, public and commercial places.
Environmentally friendly and safe places: especially suitable for places with strict requirements on environmental protection and fire protection, such as hospitals, schools, shopping malls, subways and tunnels.
Underground and field laying: ZR-BVV model with steel wire and steel belt armor is suitable for underground, tunnel and highway projects that require pressure resistance and durability.
High temperature and humid environment: NH-BV fire-resistant cable is particularly suitable for high temperature or humid industrial environment.
Technical specifications
Rated voltage: 450/750V
Common models: 0.75 square, 1 square, 1.5 square, 2.5 square, 4 square, 6 square, 10 square to 240 square millimeters, etc.
Conductor material: high-quality copper core (high conductivity, low resistance)
Insulation material: low-smoke halogen-free polyvinyl chloride (LSZH)
Cross-sectional area specifications: 0.75mm² to 300mm²
Color options: red, yellow, blue, green, black, white, two-color (yellow-green) and brown
Technical Data
Number of cores | Conductor diameter | Nominal cross-sectional area | Solid Conductor | Stranded conductor | |||||||||||||||||
Insulation thickness | Cable outer diameter lower limit | Cable outer diameter upper limit | Minimum insulation resistance at 70℃ | Insulation thickness | Cable outer diameter lower limit | Cable outer diameter upper limit | Minimum insulation resistance at 70℃ | ||||||||||||||
(mm) | (mm2) | (mm) | (mm) | (mm) | ( MΩ/km) | (mm) | (mm) | (mm) | ( MΩ/km) | ||||||||||||
Single core | 0.8 | 0.5 | 0.6 | 1.9 | 2.4 | 0.15 | |||||||||||||||
1 | 0.75 | 0.6 | 2.1 | 2.6 | 0.012 | ||||||||||||||||
1.1 | 1 | 0.6 | 2.2 | 2.8 | 0.011 | ||||||||||||||||
1.4 | 1.5 | 0.7 | 2.6 | 3.3 | 0.011 | 0.7 | 2.7 | 3.4 | 0.01 | ||||||||||||
1.8 | 2.5 | 0.8 | 3.2 | 3.9 | 0.01 | 0.8 | 3.3 | 4.2 | 0.009 | ||||||||||||
2.3 | 4 | 0.8 | 3.6 | 4.4 | 0.0085 | 0.8 | 3.8 | 4.8 | 0.0077 | ||||||||||||
2.8 | 6 | 0.8 | 4.1 | 4.9 | 0.007 | 1 | 4.3 | 5.4 | 0.0065 | ||||||||||||
3.6 | 10 | 1 | 5.3 | 6.4 | 0.007 | 1 | 5.6 | 6.8 | 0.0065 | ||||||||||||
4.5 | 16 | 1.2 | 6.4 | 8 | 0.005 | ||||||||||||||||
6 | 25 | 1.2 | 8.1 | 9.8 | 0.005 | ||||||||||||||||
7 | 35 | 1.4 | 9 | 11 | 0.0043 | ||||||||||||||||
8.3 | 50 | 1.4 | 10.6 | 13 | 0.0043 | ||||||||||||||||
9.8 | 70 | 1.6 | 12.1 | 15 | 0.0035 | ||||||||||||||||
11.5 | 95 | 1.6 | 14.1 | 17 | 0.0035 | ||||||||||||||||
12.9 | 120 | 1.8 | 15.6 | 19 | 0.0032 | ||||||||||||||||
14.5 | 150 | 2 | 17.3 | 21 | 0.0032 | ||||||||||||||||
16 | 185 | 2 | 19.3 | 23.5 | 0.0032 | ||||||||||||||||
18.3 | 240 | 2.2 | 22 | 26.5 | 0.0032 | ||||||||||||||||
20.5 | 300 | 2.4 | 24.5 | 29.5 | 0.003 | ||||||||||||||||
23.5 | 400 | 2.6 | 27.5 | 33.5 | 0.0028 |
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Only some product parameters are displayed. For more product information, please contact us.
The above parameters are for reference only.
Cable Structure
WDZN-BV Cable
Features
Product Features
Low smoke and halogen-free:
Under fire conditions, the WDZ-BV cable releases very little smoke and does not contain toxic halogenated gases, protecting the environment and personal safety.
Flame retardant and fire-resistant performance:
Through special process treatment, the cable has good flame retardancy and fire resistance in fire, which can effectively prevent the spread of flames.
Environmental protection characteristics:
It does not contain harmful substances, complies with GB/T5023-2008 and IEC international environmental protection standards, and is suitable for green buildings.
High mechanical strength:
The cable has excellent properties of acid and alkali resistance, oil resistance, moisture resistance, and mildew resistance, and is suitable for various complex environments.
Long service life:
The high-quality copper core and durable insulation material enable the cable to operate stably for a long time, reducing maintenance costs.
Common models and meanings
BV: Ordinary copper core polychlorinated insulated cloth wire
ZR-BV: Flame retardant copper core polychlorinated insulated wire
NH-BV: Fire-resistant copper core polychlorinated insulated wire
BVR: Soft core copper core insulated wire
BVV: Copper core polychlorinated insulated sheath wire
BX: Copper core rubber insulated wire
BLX: Aluminum core rubber insulated wire
Implementation standards
The products strictly implement GB/T5023-2008 and JB/T 8734-2016 standards, which are equivalent to international standards such as IEC 60227, ensuring that the quality and safety performance reach international standards.
Production
Production Equipment
Experimental Equipment
Projects
COMMON QUESTIONS
SHENXING Cable Service FAQs
Want to learn more? Check out our electrical cable most frequently asked questions.
What is low-smoke halogen-free flame-retardant and fire-resistant copper core BV cable?
Low-smoke halogen-free flame-retardant and fire-resistant copper core BV cable is an environmentally friendly wire with copper core conductor and low-smoke halogen-free polyvinyl chloride insulation material. It has low smoke, halogen-free, flame-retardant and fire-resistant properties, and is suitable for various places with high safety and environmental protection requirements.
What is the rated voltage of this cable?
The rated voltage of this cable is 450/750V, which is suitable for low-voltage power transmission and wiring applications.
What is the difference between low-smoke halogen-free cable and ordinary cable?
Ordinary cables will release a lot of smoke and toxic gases in a fire, while low-smoke halogen-free cables produce less smoke and no halogen toxic gases when burning, which greatly improves safety in fires.
What are the flame retardant and fire-resistant properties of the cable?
The cable adopts a special process to prevent the spread of flames (flame retardant) and maintain circuit integrity for a certain period of time (fire resistant), which is suitable for places with high requirements for fire protection.
What application scenarios are low-smoke halogen-free cables suitable for?
Commercial buildings (shopping malls, hospitals, schools, etc.)
Public facilities (subways, tunnels, highways, etc.)
Residential wiring
Industrial equipment (high temperature and humid environments)
What is the temperature resistance of this cable?
The cable can withstand an operating temperature of 90°C, and under short-circuit conditions, the conductor temperature can reach 250°C (≤5 seconds).
What are the common specifications and models of cables?
Common specifications include 0.75 square, 1 square, 1.5 square, 2.5 square, 4 square, 6 square, 10 square to 240 square millimeters, etc., which can meet different power needs.
What types of low-smoke halogen-free BV cables are there?
BV: ordinary copper core polychlorinated insulated wire
ZR-BV: flame-retardant wire
NH-BV: fire-resistant wire
BVV: copper core polychlorinated insulated sheathed wire
BVR: soft copper core wire
Does WDZ-BV cable support the use of green and environmentally friendly buildings?
Yes, WDZ-BV low-smoke halogen-free cables comply with international environmental standards (such as GB/T5023-2008 and IEC 60227), and are particularly suitable for green building projects with high requirements for environmental protection and low toxicity.
How to choose the right cable specifications?
The selection of cable specifications needs to be based on the following factors:
Load current size: Calculate the required cable cross-sectional area according to the power of the appliance or equipment;
Use environment: Whether it needs to be pressure-resistant (optional ZR-BVV type) or high temperature resistant (optional NH-BV type);
Safety requirements: For places with higher fire risks, it is recommended to use low-smoke halogen-free flame-retardant and fire-resistant cables.
More Frequently Asked Questions.
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