Multi-Pair Cable

RISC 6000 IBM N Cable, 28 AWG stranded (7x36) bare copper conductors, patented step polyolefin insulation, twisted pairs, overall Beldfoil® shielded + tinned copper braid shield (65% coverage), tinned copper drain wire, PVC jacket (see RISC color code chart below).

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Specifications

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Product Overview

Suitable Applications	For RISC Systems where energy efficiency is Key

Construction Details

Conductor

Element	No. of Elements	Size	Stranding	Material
Pair(s)	3	28 AWG	7x36	BC - Bare Copper

Insulation

Element	Material	Nom. Thickness	Nom. Insulation Diameter	Color Code
Pair(s)	PP - Polypropylene	0.01 in (0.25 mm)	0.035 in (0.89 mm)	White & Blue, White & Orange, White & Green

Outer Shield

Shield Type	Material	Coverage	Drainwire Type
Tape	Bi-Laminate (Alum+Poly)	100%	28 AWG (7x36) TC
Braid	Tinned Copper (TC)	65%

Outer Jacket

Material	Nom. Thickness	Nom. Diameter
PVC - Polyvinyl Chloride	0.02 in (0.51 mm)	0.230 in

Overall Cable Diameter (Nominal)	0.230 in

Electrical Characteristics

Electricals

Nom. Conductor DCR	Nom. Capacitance Cond-to-Cond	Nom. Capacitance Cond-to-Other (Conds + Shield)	Nom. Characteristic Impedence	Max. Current
70.6 Ohm/1000ft	12 pF/ft (39 pF/m)	21.5 pF/ft (70.5 pF/m)	120 Ohm	0.7 Amps per Conductor at 30ºC

Nom Outer Shield DCR@Cond DCR1-cnv	7.88 Ohm/1000ft (25.9 Ohm/km)

High Frequency (Nominal/Typical)

Frequency	Nom. Insertion Loss (Attenuation) [dB/100m]
1 MHz	17
4 MHz	26
10 MHz	32

Voltage

UL Voltage Rating
300 V

Mechanical Characteristics

Temperature

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

Bend Radius

Stationary Min.	Installation Min.
2.30 in (58.4 mm)	2.30 in

Max. Pull Tension	33.9 lbs (15.4 kg)
Bulk Cable Weight	22 lbs/1000ft

Standards and Compliance

Environmental Suitability	Indoor, Indoor
Flammability / Reaction to Fire	UL1685 UL Loading
CPR Compliance	CPR Euroclass: Eca
NEC / UL Compliance	Article 725, CL2
European Directive Compliance	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)
Other Standard Compliance(s)	IBM Part No. N Cable, RJ-45 compatible

Product Notes

Notes	US Patent # 5,220,130. Single conductors are dually insulated. The outer layer of insulation must be stripped off before attaching modular connectors.