Description

Belden 121872A Specifications

Suitable Applications

• Harsh environments
• IIoT, factory/process automation
• IP cameras and devices
• Data communication
• Exposure to rodent, crush, or cut-through force

Construction Details

Conductor:

• 4 pairs of 23 AWG solid bare copper

Insulation:

• Polyolefin (PO)
• Colors: White/Blue & Blue, White/Orange & Orange, White/Green & Green, White/Brown & Brown
• Bonded-Pair

Inner Jacket:

• PVC (Polyvinyl Chloride)
• Nominal Diameter: 0.365 x 0.165 in
• Ripcord: Yes

Armor:

• Aluminum Interlock Armor (AIA)

Outer Jacket:

• PVC (Polyvinyl Chloride)
• Nominal Diameter: 0.725 in (18.4 mm)

Overall Cable Diameter: 0.725 in (18.4 mm)

Electrical Characteristics

Conductor:

• Max. DC Resistance: 93.8 Ohm/km (28.6 Ohm/1000ft)
• Max. Capacitance Unbalance: 330 pF/100m

Delay:

• Max. Delay: 510 ns/100m
• Max. Delay Skew: 25 ns/100m
• Nom. Velocity of Propagation: 70%

High Frequency (at 100 MHz):

• Max. Insertion Loss: 19.8 dB/100m
• Min. NEXT: 44.3 dB
• Min. PSNEXT: 42.3 dB
• Min. ACR: 24.5 dB
• Min. PSACR: 22.5 dB
• Min. ACRF: 27.8 dB
• Min. PSACRF: 24.8 dB
• Min. Return Loss: 21 dB
• Impedance: 100 ± 15 Ohm

Voltage Rating:

• UL Voltage Rating: 300 V (CM)
• Voltage Rating: 300 V (CMG-HL)

Mechanical Characteristics

Temperature:

• UL Rating: 75°C
• Operating: -40°C to +75°C
• Installation: -25°C to +75°C
• Storage: -40°C to +85°C

Bend Radius:

• Stationary Min.: 8.25 in (210 mm)

Max Pull Tension: 200 lbs (91 kg)

Bulk Cable Weight: 172 lbs/1000ft

Standards and Compliance

Environmental Suitability:

• Indoor (Not Riser or Plenum)
• Indoor/Outdoor
• Sunlight and oil resistance
• Aerial (supported by messenger wire)

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

CEC/C(UL) Compliance:

• CMG, HL, CSA CMG, HL, -40°C

IEEE Compliance:

• IEEE 802.3bt Type 1, Type 2, Type 3, Type 4

Data Category:

• Category 6

TIA/EIA Compliance:

• ANSI/TIA-568.2-D Category 6

European Directive Compliance:

• RoHS 2, REACH, WEEE, CE Mark

UK Regulation Compliance:

• UKCA Mark

APAC Compliance:

• China RoHS II

Product Notes

• US Patent #’s 5606151; 5734126; 5821467
• Values above 350 MHz are informational only.
• Cable passes -40°C Cold Bend per UL 1581.

Datasheet

Belden 121872A Part Numbers