Belden 3108A 010, Multi Conductor Cable 3 Pair 22 AWG SH PVC

Belden 3108A 010 is an RS-485 multi conductor cable with 3 pair 22 AWG (7x30) TC - Tinned Copper conductors and PE - Polyethylene (Foam) insulation. It features an overall Beldfoil® shield with 100% coverage, plus a 65% Tinned Copper braid and a 22 AWG (7x30) TC drainwire to help reduce EMI/RFI. A PVC - Polyvinyl Chloride outer jacket supports indoor and outdoor use with sunlight resistance and oil resistance. The cable is rated 300 V (CM, PLTC) and lists NEC / UL compliance with Article 725 and Article 800.

Key Features

• RS-485 multi conductor cable construction with 3 pair 22 AWG (7x30) TC - Tinned Copper conductors.
• Overall shield includes Beldfoil® with 100% tape coverage, plus a 65% Tinned Copper braid and a 22 AWG (7x30) TC drainwire.
• Outer jacket material is PVC - Polyvinyl Chloride for indoor and outdoor use with sunlight resistance and oil resistance.
• UL voltage rating is 300 V (CM, PLTC) with NEC / UL compliance including Article 725 and Article 800.

Technical Specs

Construction & Materials

Number of elements	3
Element	pair(s)
Conductor size	22 AWG
Stranding	7x30
Conductor material	TC - Tinned Copper
Insulation material	PE - Polyethylene (Foam)
Nom. insulation thickness	0.023 in (0.58 mm)
Nom. insulation diameter	0.075 in (1.9 mm)
Color code	White/Blue Stripe & Blue/White Stripe, White/Orange Stripe & Orange/White Stripe, White/Green Stripe & Green/White Stripe
Insulation notes	HDPE
Tape shield material	Bi-Laminate (Alum+Poly)
Tape coverage	100%
Braid shield material	Tinned Copper (TC)
Braid coverage	65%
Nom. jacket thickness	0.053 in (1.3 mm)
Nom. diameter	0.374 in (9.50 mm)
Overall cable diameter (nominal)	0.374 in (9.50 mm)

Performance & Electrical Characteristics

Nom. conductor DCR	18.2 Ohm/1000ft
Nom. outer shield DCR	3.576 Ohm/1000ft (11.73 Ohm/km)
Nom. capacitance cond-to-cond	11 pF/ft (36 pF/m)
Nom. capacitance cond-to-other (conds + Shield)	20.9 pF/ft (68.6 pF/m)
Nom. characteristic impedence	120 Ohm
Nom. inductance	0.225 μH/ft (0.738 μH/m)
Nom. velocity of prop.	78%
Max. current	4.2 Amps per Conductor at 30ºC
Nom. insertion loss (attenuation)	0.5 dB/100ft at 1 MHz

Environmental & Mechanical Ratings

UL temperature	60°C
Operating temperature	-20°C to +60°C
Stationary min. bend radius	4.488 in (114.0 mm)
Installation min. bend radius	4.488 in (114.0 mm)
Max. pull tension	90 lbs (41 kg)
Bulk cable weight	63 lbs/1000ft
Flammability / reaction to fire	UL 1685 UL Loading, IEC 60332-1-2
CPR compliance	CPR Euroclass: Eca

Compliance & Certifications

CEC / C(UL) compliance	CM
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)
UK regulation compliance	UKCA Mark
APAC compliance	China RoHS II (GB/T 26572-2011)

Applications

• Built for harsh environment installations, including IIoT and factory or process automation systems.
• Meets signal distribution needs for video, audio, and data communication.

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