Product Overview
The TW/TW75/TWU/TWU75 series are single-conductor thermoplastic-insulated wires designed for dry or wet indoor electrical systems. Certified to CSA C22.2 No. 75-14 and UL 83, these wires are ideal for power distribution, grounding, and branch circuits in conduit or raceway installations.
Key Features
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Dual Certification: Complies with CSA (Canada) and UL (USA) standards.
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Voltage Rating: 600V for residential, commercial, and industrial use.
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Temperature Range:
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TW/TWU: 60°C (wet/dry locations).
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TW75/TWU75: 75°C (wet/dry locations).
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Conductor Options: Solid/stranded copper or aluminum.
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Color Coding: Available in black, red, blue, green, white, purple, orange, etc.
Technical Specifications
| Parameter | Details |
|---|---|
| Voltage Rating | 600V |
| Conductor | Copper (solid/stranded) or Aluminum |
| Insulation | PVC (Thermoplastic) |
| Temperature Rating | 60°C (TW/TWU) / 75°C (TW75/TWU75) |
| Standards | CSA C22.2 No. 75-14, UL 83 |
Applications
Residential & Commercial
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Branch Circuits: Outlets, lighting, and appliances in homes/apartments.
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Grounding Systems: Equipment grounding in panels and subpanels.
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Conduit Wiring: Concealed installations in walls, ceilings, and floors.
Industrial Use
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Motor Feeders: Power supply for machinery in dry/wet environments.
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Control Panels: Low-voltage control wiring in manufacturing facilities.
Installation Guidelines
Approved Uses
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Conduit, raceways, or enclosed cable trays.
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Dry or wet locations (indoor only).
Prohibited Uses
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❌ Direct burial or outdoor exposure.
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❌ Unprotected exposed runs.
Key Notes
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Bending Radius: Follow NEC/CSA guidelines for conduit fill.
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Ambient Temperature: Do not exceed 75°C for TW75/TWU75.
Why Choose TW Series Wires?
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Flexibility: Stranded copper/aluminum options for tight bends.
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Safety: Flame-retardant PVC insulation resists short circuits.
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Cost-Effective: Aluminum conductors reduce material costs.
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Compliance: ROHS-compliant and lead-free.
FAQs
Q: Can TW75 wires be used outdoors?
A: No. These wires are rated for indoor conduit/raceway installations only.
Q: What is the difference between TW and TWU?
A: TWU includes additional moisture resistance for wet locations.
Q: Are color-coded wires available for phase identification?
A: Yes. Standard colors include black (hot), white (neutral), and green (ground).
Ordering Options
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Conductor: Copper or Aluminum.
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Size: 14 AWG to 750 MCM.
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Insulation Color: Customizable upon request.