Belden 28139A is a VNTC control cable with 3 stranded 10 AWG (7x18) BC - Bare Copper conductors and PVC/Nylon insulation with a PVC outer jacket. It is rated 600 V (TC-ER) and meets NEC / UL compliance requirements including Article 336, TC-ER, and THWN-2 Singles. This unshielded cable uses an E2 color code (Black, Red, Blue) and includes a ripcord for easier handling. It is rated 90°C Dry, 90°C Wet and is suitable for indoor, outdoor, sunlight resistance, and burial environments.
Belden 28139A Key Features
- 3 stranded 10 AWG (7x18) BC - Bare Copper conductors for power and control wiring.
- PVC/Nylon - Polyvinyl Chloride + Nylon insulation with a black PVC - Polyvinyl Chloride outer jacket.
- 600 V (TC-ER) UL voltage rating with NEC / UL compliance: Article 336, TC-ER, THWN-2 Singles.
- UL temperature rating of 90°C Dry, 90°C Wet, with operating temperature Wet/Dry: -30°C to 90°C.
- Environmental suitability listed as indoor, outdoor, sunlight resistance, burial with marking SUN RES DIR BUR.
Belden 28139A Technical Specs
Construction & Materials
| UL type | TC (1277) |
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| Product type | VNTC control |
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| Number of conductors | 3 |
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| Conductor size | 10 AWG |
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| Stranding | 7x18 |
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| Conductor material | BC - Bare Copper |
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| Conductor type | Stranded |
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| Insulation material | PVC/Nylon - Polyvinyl Chloride + Nylon |
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| Insulation nominal thickness | 0.027 in (0.69 mm) |
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| Insulation nominal diameter | 0.166 in (4.22 mm) |
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| Color code | Black, Red, Blue |
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| Outer jacket material | PVC - Polyvinyl Chloride |
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| Jacket nominal thickness | 0.047 in (1.2 mm) |
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| Overall cable diameter (nominal) | 0.447 in (11.4 mm) |
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| Ripcord | Yes |
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| Shield | Unshielded |
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| Armor | No |
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| Composite | No |
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| Earth/ground wires | No |
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Electrical Characteristics
| Voltage range | 600V |
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| Nom. conductor DCR | 1.06 Ohm/1000ft |
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| Max. current | 40 Amps per Conductor at 30ºC |
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Mechanical & Handling
| Bend radius (stationary min.) | 1.76 in (44.7 mm) |
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| Bend radius (installation min.) | 2.2 in (56 mm) |
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| Max. pull tension | 450.4 lbs (204.3 kg) |
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| Bulk cable weight | 149 lbs/1000ft |
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Fire Performance
| Flammability / reaction to fire | UL 1685 UL loading, IEEE 1202 FT4 |
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| CPR Euroclass | Eca |
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Compliance & Certifications
| European directive compliance | EU CE Mark, EU Directive 2015/863/EU (RoHS 2 amendment), EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE) |
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| UK regulation compliance | UKCA Mark |
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| APAC compliance | China RoHS II (GB/T 26572-2011) |
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Belden 28139A Applications
- Use it for power and control applications up to 600V.
- Install it in Class 1 Division 2 hazardous locations.
- For cable glands, use Belden BTC075A0551RA.
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