YY NR/OZ grey PVC control cable, numbered

YY NR/OZ grey control cable is designed for connecting, measuring, checking and control applications. 

These flexible and versatile YY NR/OZ cables with number coded cores work well in environments with only light mechanical stress. 

Suitable for installation in dry and moist rooms. Outdoor installation not recommended. 

If protection against electrical interference is required please see our range of CY screened control cables. If protection against mechanical damage is required please see our range of SY armoured control cables. 


Construction – YY NR/OZ grey
stranded plain copper conductors.
polyvinylchloride (PVC) core insulation.
grey oil resistant PVC outer sheath.


Technical – YY NR/OZ grey
conductor make-up: class 5 (flexible fine stranded). See Stranding/Resistance page.
bend radius: 4 x overall diameter (O/D) fixed, 15 x O/D flexing
voltage rating: 300/500V operating, 2000V test
current rating: as per YY, CY or SY style cables chart. See Current Ratings page.
temperature range: -15°C to +80°C flexible, -40°C to +80°C static
max. +70°C at conductor
construction: generally according to BS6500 & VDE0250.
flame retardant: according to IEC 60332-1.
oil resistant: according to EN 50525-2-11
core identification: OZ, usually 2 core = numbered black cores without earth (green/yellow).
NR, usually 3+ cores = numbered black cores with earth (included in core count).


A printable PDF specification is available here: YY NR/OZ grey PVC flexible control cable, number coded cores.


Similar cables can be found elsewhere on our site as listed below.

Low smoke zero halogen sheathed version: YY LSZH.

Smaller conductor sizes (cores coloured to DIN47100): LIYY.

Highly flexible version: EF YY.

Polyurethane sheathed version: PUR-JZ/OZ.

For alternative constructions (colours, braiding, etc.) return to the PVC Control Flex front page.


All measurements should be considered nominal and images for illustration purposes only. Although Central Cables Ltd has made every reasonable effort to ensure its accuracy, the information contained herein is subject to error or omission and to change without notice. In no event will Central Cables Ltd be liable for any damages whatsoever, arising in connection with the information described.