CU RW90 600V

600V Copper XLPE Building Wire

PRODUCT DESCRIPTION

CU RW90 is a 600V copper building wire designed for electrical distribution, feeder, branch-circuit, industrial, commercial, and utility applications where a 90°C wet/dry-rated thermoset insulation system is required.

The cable features an annealed copper conductor and cross-linked polyethylene (XLPE) insulation, providing excellent electrical conductivity, thermal stability, moisture resistance, and long-term reliability.

RW90 is particularly suitable for installations requiring 90°C conductor operating temperature in both wet and dry locations. Its robust XLPE insulation provides reliable performance in conduit, raceway, cable tray, and other permitted wiring systems.

APPLICATIONS

• Residential electrical distribution

• Commercial building wiring

• Industrial power distribution

• Feeders and branch circuits

• Service entrance and distribution systems where permitted

• Motor and equipment connections

• Switchboards and panelboards

• Control panels and electrical cabinets

• Conduit and raceway installations

• Cable tray installations where permitted

• Utility and infrastructure projects

• Renewable energy and power-generation facilities

• Indoor and outdoor electrical installations

• Wet and dry locations

STANDARDS & COMPLIANCE

Typical design and manufacturing references include:

• CSA C22.2 No. 38 — Thermoset-Insulated Wires and Cables

• ASTM B3 — Soft or Annealed Copper Wire

• ASTM B8 — Concentric-Lay-Stranded Copper Conductors

• NFPA 70 / NEC — National Electrical Code, where applicable

• Applicable project, installation, and local electrical requirements

Final construction, markings, approvals, and certification depend on the selected conductor size, insulation system, manufacturing configuration, and target market.

CONSTRUCTION

Conductor

• Material: High-conductivity annealed copper

• Conductor type: Solid or stranded, depending on size

• Conductor configuration: Concentric-lay-stranded copper for applicable sizes

• Excellent electrical conductivity

• Designed for reliable termination and installation

Insulation

• Material: Cross-Linked Polyethylene (XLPE)

• Insulation type: Thermoset

• Rated voltage: 600V

• Maximum conductor operating temperature: 90°C

• Suitable for wet and dry locations

• Excellent moisture resistance

• Good resistance to heat, abrasion, and environmental stress

TECHNICAL DATA

TYPICAL AVAILABLE CONDUCTOR SIZES

Other conductor sizes, stranding configurations, colors, insulation thicknesses, and packaging options are available according to project requirements.

ELECTRICAL CHARACTERISTICS

Ampacity shall be determined according to the applicable electrical code and installation conditions. Correction and adjustment factors may apply.

THERMAL PERFORMANCE

CU RW90 is designed for continuous conductor operation at temperatures up to 90°C under applicable conditions.

The XLPE insulation system provides:

• High thermal stability

• Excellent resistance to thermal aging

• Stable electrical performance at elevated temperatures

• Good resistance to moisture

• Reliable performance in wet and dry environments

• Improved resistance to thermal deformation compared with conventional thermoplastic insulation

Actual ampacity depends on conductor size, ambient temperature, installation method, number of current-carrying conductors, and applicable electrical codes.

MECHANICAL PERFORMANCE

The XLPE insulation provides a balanced combination of flexibility, mechanical strength, and environmental resistance.

Typical characteristics include:

• Good abrasion resistance

• Good moisture resistance

• Good resistance to environmental stress

• Good dimensional stability

• Reliable insulation integrity during installation

• Suitable flexibility for conduit and raceway applications

The minimum bending radius should follow the applicable cable construction, conductor size, installation standard, and manufacturer recommendations.

INSTALLATION

CU RW90 may be installed in applications permitted by the applicable electrical code and product construction.

Typical installation environments include:

• Conduit systems

• Raceway systems

• Electrical cabinets

• Panelboards

• Switchboards

• Cable trays where permitted

• Industrial electrical distribution systems

• Commercial building wiring

• Outdoor installations

• Wet locations

Installation should be performed by qualified personnel in accordance with applicable electrical codes and project specifications.

For copper conductors, use terminals, lugs, connectors, and other accessories approved for the conductor material and application. Proper stripping, preparation, insertion, and torque procedures should be followed.

KEY FEATURES

• 600V rated construction

• 90°C wet/dry temperature rating

• Annealed copper conductor

• XLPE thermoset insulation

• Excellent electrical conductivity

• High thermal stability

• Good moisture resistance

• Suitable for wet and dry locations

• Wide range of conductor sizes

• Suitable for commercial and industrial applications

• Designed for reliable long-term electrical performance

• Available in multiple colors and custom configurations

PRODUCT ADVANTAGES

High Electrical Conductivity

Annealed copper provides excellent conductivity and efficient current transmission, making CU RW90 suitable for demanding power distribution applications.

90°C Wet/Dry Rating

The RW90 construction is designed for applications requiring a 90°C maximum conductor operating temperature in both wet and dry locations.

XLPE Thermoset Insulation

Cross-linked polyethylene provides strong thermal stability, moisture resistance, and reliable insulation performance over a wide operating range.

Versatile Installation

The product can be configured for a broad range of building, commercial, industrial, and infrastructure wiring applications.

Long-Term Reliability

The combination of copper conductors and XLPE insulation provides dependable electrical and mechanical performance for long-term installations.

QUALITY CONTROL

Typical manufacturing quality controls include:

• Conductor dimensional inspection

• Conductor resistance testing

• Conductor stranding inspection

• Insulation dimensional inspection

• Insulation extrusion monitoring

• Spark testing

• High-voltage testing

• Electrical performance testing

• Insulation resistance testing

• Finished cable visual inspection

• Marking and identification verification

• Final packaging inspection

Testing and inspection procedures can be adapted to applicable standards and customer requirements.

PACKAGING

Typical packaging options include:

• Wooden drums

• Plywood drums

• Steel-wooden drums

• Coils

• Reels

• Custom-length packaging

Packaging can be customized according to conductor size, shipping method, order quantity, and customer requirements.

CUSTOMIZATION

Available customization options may include:

• Conductor size

• Solid or stranded conductor

• Insulation color

• Insulation thickness

• Conductor stranding configuration

• Sequential meter marking

• Customer-specific marking

• Packaging type

• Reel dimensions

• Custom production lengths

Custom constructions are subject to technical review and minimum order requirements.

TECHNICAL SUPPORT

Technical documentation can be provided according to project requirements, including:

• Product datasheets

• Technical specifications

• Conductor resistance data

• Dimensional information

• Packing specifications

• Test reports

• Certificate documentation where applicable

• Sample availability

• Customized technical submittals

FAQ

What is CU RW90?

CU RW90 is a 600V copper building wire using XLPE thermoset insulation and designed for 90°C operation in both wet and dry locations.

What is the conductor material?

CU RW90 uses annealed copper conductors, available in solid or stranded configurations depending on conductor size and construction.

What insulation is used?

The insulation is cross-linked polyethylene (XLPE), a thermoset insulation material designed for high thermal and electrical performance.

What is the temperature rating of RW90?

RW90 is typically rated for a maximum conductor operating temperature of 90°C in wet and dry locations.

What is the voltage rating?

CU RW90 is designed for 600V applications.

Can CU RW90 be used in wet locations?

Yes. RW90 is specifically designed for wet and dry location applications when manufactured and marked for the applicable rating.

What is the difference between RW75 and RW90?

The primary difference is the temperature rating. RW75 is generally rated at 75°C, while RW90 is rated at 90°C for wet and dry locations.

What is the difference between RW90 and R90?

Both use thermoset insulation and may have similar 90°C characteristics, but their exact construction, marking, certification, and application requirements depend on the applicable standard and market.

Is CU RW90 suitable for industrial applications?

Yes. CU RW90 can be used for industrial feeders, branch circuits, control panels, electrical equipment, distribution systems, and other applications permitted by the applicable electrical code.

Are custom sizes available?

Yes. Custom conductor sizes, stranding configurations, insulation colors, marking, packaging, and production lengths can be provided according to project requirements.

SEO INFORMATION

SEO Product Title:
CU RW90 600V Copper XLPE Building Wire | 90°C Wet/Dry

Short Description:
CU RW90 is a 600V copper building wire featuring annealed copper conductors and XLPE thermoset insulation, rated for 90°C in wet and dry locations and suitable for commercial, industrial, and electrical distribution applications.

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CU RW90 600V copper XLPE building wire for wet and dry electrical installations