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NH-RVS Fire-Resistant Twisted Pair Copper Wire for Fire Alarms & Smoke Detectors (Available in Various Colors)
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  • NH-RVS Fire-Resistant Twisted Pair Copper Wire for Fire Alarms & Smoke Detectors (Available in Various Colors)
  • NH-RVS Fire-Resistant Twisted Pair Copper Wire for Fire Alarms & Smoke Detectors (Available in Various Colors)
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Rated Voltage 450/750V PVC-Insulated Fire-Resistant Wire

Cable Model

NH- RVS-300/300V


Scope of Application

This product is suitable for flexible electrical wires used in electrical appliances, instruments, and power lighting with a rated AC voltage of 300/300V.


Cable Structure

Conductor

The 6th type of soft copper conductor


Insulation

Polyvinyl chloride (PVC)


Product Standards

JB/T 8734.3-2016
GB/T 19666-2019


Specification Range

1 core: 0.75~4 mm²


Insulation Color

As per customer requirements

Technical Parameters

Rated Voltage(U₀/U)

300/300V


Temperature Rating

Maximum conductor operating temperature: +70℃
Ambient temperature: -15℃ to +40℃
Cable laying temperature: Not lower than 0℃ (If the ambient temperature is lower than 0℃, the cable should be preheated)


Minimum Bending Radius

6D

Note: D represents the actual outer diameter of the cable.


Laying Method

Surface mounting, conduit installation, trunking installation, etc.

Specification

mm²

Maximum diameter of a single wire in a stranded conductor

mm

Insulation thickness specified value

mm

Upper limit of average outer diameter

mm

Maximum conductor resistance at 20℃

Ω/km

Minimum insulation resistance at 70℃   

MΩ·km

2×0.75 0.16 0.8 7.0 26.0  0.014 
2×1 0.16 0.8 7.4 19.5 0.013 
2×1.5 0.16 0.8 8.0 13.3 0.012 
2×2.5 0.16 0.8 9.0 7.98 0.0095
2×4 0.16 0.8 10.3 4.95 0.0079
About
Shanghai Hu
Shanghai Hu'an Cable (Wuxi) Co., Ltd.

Shanghai Hu'an Cable (Wuxi) Co., Ltd. is a limited liability company integrating wire and cable design, R&D, and manufacturing. Its products are widely used in power, construction, aerospace, and other industries, as well as key national projects, and are highly trusted and praised by customers. Our company has been awarded numerous certifications, including High-Tech Enterprise, TUV Rheinland Product Certification for Photovoltaic Cables, Quality Management System Certification, and Environmental Management System Certification. It is a rapidly developing professional wire and cable enterprise.

Hu'an Cable consistently adheres to an innovation-driven development strategy, pursuing independent and continuous innovation. It highly values ​​technological and product innovation and actively cultivates core technologies and intellectual property rights. Currently, the company has obtained 26 patent authorizations, including 6 invention patents. Its products cover more than 60 series, including 500KV and below power cables, photovoltaic cables, electrical equipment cables, general rubber-sheathed cables, mineral-insulated cables, branch cables, low-smoke halogen-free cables, waterproof, rodent-proof, termite-proof, high-temperature resistant special cables, and various flame-retardant and fire-resistant cables.

Integrity is the cornerstone of a brand's enduring vitality. Since its establishment, Shanghai Hu'an Cable (Wuxi) Co., Ltd. has always regarded reputation, quality, and service as the foundation of its survival. The company strictly controls raw material procurement, production operations, quality inspection, product packaging, and storage and transportation. Through comprehensive monitoring, accountability at every stage, and rigorous quality control, a comprehensive quality management system has been established to ensure that every batch of products can withstand customer scrutiny.  Simultaneously, the company actively expands into overseas markets, enjoying a high level of recognition and reputation in South Africa, the Asia-Pacific region, Australia, and other countries and regions. "Hu'an" has become a market brand that customers can buy with confidence and use with peace of mind.

Adhering to the corporate philosophy of "tolerance, gratitude, mutual benefit, and win-win cooperation," the company sincerely welcomes colleagues and friends from all walks of life to cooperate sincerely and share a bright future!

Certificate Of Honor
  • ISO9001:2015 Certificate
  • ISO9001:2015 Certificate-CN
  • ISO45001:2018 Certificate
  • ISO45001:2018 Certificate-CN
  • ISO 14001:2015 Certificate
  • ISO 14001:2015 Certificate-CN
  • Energy Management Certificate
  • Energy Management Certificate-CN
  • Carbon Emission Management System Certification Certificate
  • Green Supply Chain Management System Certification
  • Green Factory Certification Certificate
  • Measuement Qualified
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