Unscreened Multicore Cables

7-1-xxA Series

Page <1>

23/04/12 V1.1

www.element14.com

www.farnell.com

www.newark.com

www.cpc.co.uk

Feature:

• These standard, miniature sub-miniature cables are manufactured to Ministry of Defence, Defence standard 61-12 part 4 (for

miniature and sub-miniature sizes)

• These multicore flexible cables are designed for high density wiring between components and within instruments and electronic

equipment. They are extensively used in aircraft, avionic control systems, computers, data processors, process control systems,

military vehicles and ancillary military equipment. Because of the mechanical design of these cables they should not be used for

direct connection of equipment to mains power supplies

• 7-1-9A and 7-1-15A are core number and sheath colours not specifically listed in Defence Standard 61-12 parts 4, but because of

their suitability for applications in the electronics industry are manufactured with these configurations in conformance with

specifications for similar cables included in the defence standard

• Defence standard 61-12 Part 4

• Signal security cable

Technical Specifications:

Voltage Rating

: 250 Vrms

Maximum Current Per Core

: 0.25 A

Conductor Area

: 0.055 mm2 per core

Maximum Operating Temperature

: 70°C

Sheath Colour

: Black

Nominal Insulation Radial Thickness on Core

: 0.2 mm

Nominal Core Resistance

: 348

Ω / Km, 20°C

Nominal Conductor Diameter Per Core

: 0.3 mm

Nominal Overall Diameter Per Core

: 0.7 mm

Colour Rotation of Cores

The sequence of colours used for core identification as follows:

Red, Blue, Green, Yellow, White, Black, Brown, Violet, Orange, Pink, Turquoise, Grey, Red / Blue, Green/Red, Yellow/Red, White /

Red, Red / Black, Red / Brown, Yellow / Blue, White / Blue, Blue / Black, Orange / Blue, Green / Blue, Grey / Blue, Yellow / Green,

White / Green, Green / Black, Orange / Green, Grey / Green, Yellow / Brown, White / Brown, Brown / Black, Grey / Brown, Yellow /

Violet, Violet / Black, White / Violet

For Bicolour, first colour is base colour, second colour is tracer

Core colours for 25 core cable are as above, excluding Green / Blue, Grey / Blue and Green / Black