Description

Belden 8770 Specifications

Suitable Applications:

• Low voltage analog signals (4-20mA, 0-10V)
• Low voltage control (24V)
• Line level audio
• Voice communications
• Panel wiring

Construction Details

Conductor:

• Element: Conductor(s)
• No. of Elements: 3
• Size: 18 AWG
• Stranding: 16×30
• Material: TC – Tinned Copper

Insulation:

• Element: Conductor(s)
• Material: PE – Polyethylene
• Nom. Thickness: 0.018 in (0.46 mm)
• Nom. Insulation Diameter: 0.082 in (2.1 mm)
• Color Code: Black, Red, Clear

Outer Shield:

• Shield Type: Tape
• Material: Bi-Laminate (Alum+Poly)
• Coverage: 100%
• Drainwire Type: 20 AWG (7×28) TC

Outer Jacket:

• Material: PVC – Polyvinyl Chloride
• Nom. Thickness: 0.033 in (0.84 mm)
• Nom. Diameter: 0.246 in (6.25 mm)

Overall Cable Diameter (Nominal):

• 0.246 in (6.25 mm)

Electrical Characteristics

Electricals:

• Element: Conductor(s)
• Nom. Conductor DCR: 7.06 Ohm/1000ft
• Nom. Capacitance Cond-to-Cond: 24 pF/ft (79 pF/m)
• Nom. Capacitance Cond-to-Other (Conds + Shield): 48 pF/ft (160 pF/m)
• Nom. Characteristic Impedance: 69 Ohm
• Max. Current: 14 Amps per conductor at 30°C

Voltage:

• UL Voltage Rating: 300 V (CM), 300 V (UL AWM 2093)

Mechanical Characteristics

Temperature:

• UL Temperature: 60°C
• Operating: -20°C to +60°C

Bend Radius:

• Stationary Min.: 0.16 in (4.1 mm)
• Installation Min.: 2.5 in (64 mm)

Max. Pull Tension:

• 75 lbs (34 kg)

Bulk Cable Weight:

• 36 lbs/1000ft

Standards and Compliance

Environmental Suitability:

• Indoor

Sustainability:

• CA Prop 65

Flammability / Reaction to Fire:

• UL 1685 UL Loading, IEC 60332-1-2

CPR Compliance:

• CPR Euroclass: Eca
• CPR UKCA Class: Eca

NEC / UL Compliance:

• Article 800, CM

AWM Compliance:

• AWM 2093

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

History

Update and Revision:

• Revision Number: 0.531
• Revision Date: 03-04-2023

Belden 8770 Part Numbers