HELUKABEL OZ-500 3 x 2.5 mm² control cable 10122 - grey PVC, numbered black cores, 300/500 V
- Flexible HELUKABEL OZ-500 3 x 2.5 mm² control cable, part no. 10122: black cores numbered in white, no protective conductor, grey PVC sheath, 300/500 V, diameter 8.3 mm. Price per 1 m.
The HELUKABEL OZ-500 3 x 2.5 mm² is a flexible control and connection cable with a grey PVC sheath and black cores numbered in white digits. OZ stands for the version without a green-yellow protective conductor; the version with a protective conductor is called JZ-500. The manufacturer intends it for flexible use under medium mechanical stress, with free movement, without tensile stress and without forced motion control, in dry, damp and wet rooms, but not outdoors.

Construction
- bare copper conductors, finely stranded class 5 to DIN VDE 0295 / IEC 60228
- PVC core insulation (compound Z 7225), black cores with consecutive white numbering to DIN VDE 0293-334
- without protective conductor (OZ)
- PVC outer sheath, compound TM2 to DIN VDE 0207-363-4-1 / DIN EN 50363-4-1, grey (RAL 7001)
- length marking in metres
Application and properties
- connection and control cable in machine tools, assembly lines, conveyor belts and production lines
- plant construction, air-conditioning, smelters and steel mills
- largely oil-resistant
- conditionally torsional and conditionally suitable for drag chains
- flame-retardant to DIN EN 60332-1-2 / IEC 60332-1-2
- materials free of cadmium and silicone and of substances harmful to lacquer wetting
Other OZ-500 cross-sections in our shop
- OZ-500 2 x 1 mm² grey (10060)
- OZ-500 3 x 1.5 mm² grey (10092)
- OZ-500 2 x 2.5 mm² grey (10120)
- OZ-500 2 x 4 mm² grey (10140)
Technical data
| Parameter | Value |
|---|---|
| Manufacturer | HELUKABEL |
| Series | JZ-500 / OZ-500 |
| Type | OZ-500 (without protective conductor) |
| Part number | 10122 |
| No. of cores x cross-section | 3 x 2.5 mm² |
| AWG (approx.) | 14 |
| Outer diameter (approx.) | 8.3 mm |
| Copper weight | 72 kg/km |
| Weight (approx.) | 148 kg/km |
| Conductor | bare copper, class 5 to DIN VDE 0295 / IEC 60228 |
| Core identification | black, numbered in white digits |
| Sheath | PVC compound TM2, grey (RAL 7001) |
| Nominal voltage U0/U | 300/500 V |
| Test voltage core/core | 4000 V |
| Breakdown voltage | 8000 V |
| Temperature range, flexible | -15°C to +80°C |
| Temperature range, fixed | -40°C to +80°C |
| Min. bending radius | flexible 7.5x outer diameter, fixed 4x outer diameter |
| Standard | in alignment with DIN VDE 0285-525-2-51 / DIN EN 50525-2-51 |
| Approvals | EAC, VDE Reg. No. 7032 (up to +70°C) |
| Flame behaviour | flame-retardant to DIN EN 60332-1-2 / IEC 60332-1-2 |
| Sales unit | 1 m |
Questions and answers
Is the price per metre?
Yes. The price is for 1 m of cable, and the order quantity is the number of metres.
Does the cable have a protective conductor?
No. OZ-500 has no green-yellow core; all cores are black and numbered.
Can it be used outdoors?
No. The manufacturer approves it for dry, damp and wet rooms, but not for outdoor use.
How much does 1 m weigh?
The manufacturer specifies approx. 148 kg/km, i.e. approx. 148 g per metre.
Manufacturer
HELU KABEL GmbH, Schloßhaldenstraße 10, 71282 Hemmingen, Germany.









