Belden 6401FE 877 is a plenum-rated security and commercial audio cable for intercom/PA systems and sound/audio systems. It features 3 stranded 20 AWG BC - Bare Copper conductors with PVC - Polyvinyl Chloride insulation and a PVC - Polyvinyl Chloride jacket with ripcord. For noise rejection, it uses an overall Beldfoil® tape shield (foil side out) with 100% coverage and a 22 AWG (7x30) TC drainwire. It is listed as CMP under Article 800 and meets NFPA 262 (UL 910).
Key Features
- 3 stranded 20 AWG BC - Bare Copper conductors (7x28) for intercom/PA and sound/audio wiring.
- Overall Beldfoil® tape shield (foil side out) with 100% coverage and a 22 AWG (7x30) TC drainwire for noise rejection.
- PVC - Polyvinyl Chloride insulation and a PVC - Polyvinyl Chloride jacket with ripcord for easier stripping and installation.
- Sequential footage marking every two feet to help with measuring and pulls.
- Plenum-rated: NFPA 262 (UL 910), FT6; NEC / UL compliance: Article 800, CMP; CEC / C(UL) compliance: CMP.
Technical Specs
Construction & Materials
| Conductor count | 3 |
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| Conductor size | 20 AWG |
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| Conductor stranding | 7x28 |
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| Conductor material | BC - Bare Copper |
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| Insulation material | PVC - Polyvinyl Chloride |
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| Nom. insulation thickness | 0.009 in (0.23 mm) |
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| Nom. insulation diameter | 0.054 in (1.4 mm) |
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| Color code | Black, Red, White |
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| Shield type | Tape |
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| Shield material | Bi-Laminate (Alum+Poly) |
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| Shield coverage | 100% |
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| Drainwire type | 22 AWG (7x30) TC |
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| Jacket material | PVC - Polyvinyl Chloride |
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| Nom. jacket thickness | 0.015 in (0.38 mm) |
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| Overall cable diameter (nominal) | 0.15 in |
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| Ripcord | Yes |
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| Non-Plenum number | 5401FE |
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Performance & Electrical Characteristics
| Nom. conductor DCR | 10.2 Ohm/1000ft |
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| Nom. capacitance (cond-to-cond) | 70 pF/ft (230 pF/m) |
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| Nom. capacitance (cond-to-other) | 120 pF/ft (390 pF/m) |
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| Nom outer shield DCR | 12.8 Ohm/1000ft (42.0 Ohm/km) |
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| Max. current | 3.75 Amps per Conductor at 25ºC |
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| UL voltage rating | 300 V |
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Environmental & Mechanical Ratings
| UL temperature | 75°C |
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| Operating temperature | -20°C To +75°C |
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| Bend radius (stationary min.) | 1.5 in (38 mm) |
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| Bend radius (installation min.) | 1.5 in |
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| Max. pull tension | 46.9 lbs (21.3 kg) |
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| Bulk cable weight | 21 lbs/1000ft |
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| Environmental suitability | Indoor - Plenum, Indoor |
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Compliance & Certifications
| European directive compliance | EU CE Mark, EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE) |
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| APAC compliance | China RoHS II (GB/T 26572-2011) |
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Applications
- Used for intercom/PA systems and sound/audio systems in indoor plenum spaces.
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