ÖLFLEX® HEAT 125 MC
Electron beam cross-linked cables for more demanding application requirements
ÖLFLEX® HEAT 125 MC – power and control cable with GL approval, flame-retardant in accordance with IEC 60332-3, for use in industrial machinery and plant engineering up to +125°C
- Replaces previous ÖLFLEX® HEAT 145 MC
- Improved characteristics in the event of a fire
- GL – Germanischer Lloyd certified
Benefits
- For safety in areas with a high density of people
- Reduction of flame propagation, density and toxicity of smoke gases in the event of fire
- Minimises damage to buildings and equipment caused by the formation of toxic acid fumes in fires
- Certified for maritime applications
Application range
- For the wiring and connection of lighting, heating appliances, switch panels, and distributors in machine, plant and apparatus construction
- For use in traffic systems and outdoor areas
- Winding products, (electro)magnets, pumps, electrical systems
- Heat treatment plants, pressure die casting, heating and cooling technology
- For outdoor applications
Product features
- Fire behaviour:
– Halogen-free (IEC 60754-1)
– Corrosiveness of gases (IEC 60754-2)
– Smoke density (IEC 61034-2)
– Flame-retardant (IEC 60332-1-2,
NF C 32-070 (C1) and
NF-F 16-101 (class C))
– Low toxicity (EN 50305) - No flame propagation according to IEC 60332-3-22, IEC 60332-3-24 or IEC 60332-3-25 (flame spread on vertical cable bundle)
- Oil-resistant according to IEC 60227-1 (ST9) and EN 50264-1 (EM104)
- UV-resistant according to ISO 4892-2
- Ozone-resistant according to EN 50396
Norm references / approvals
- GL – Germanischer Lloyd certified
- Based on EN 50525-3-21 and EN 50525-3-41
Design
- Fine-wire, tin-plated copper conductor
- Electron beam cross-linked polyolefin copolymer insulation
- Cores twisted in layers
- Outer sheath: electron beam cross-linked polyolefin copolymer-based, black
Classification
- ETIM 5.0 Class-ID: EC001578
- ETIM 5.0 Class-Description: Flexible cable
Core identification code
- Up to 5 cores: according to VDE 0293-308 (appendix T9)
- From 6 cores: black with white numbers
Conductor design
- Fine wire according to VDE 0295,
class 5 / IEC 60228 class 5 
Minimum bending radius
- Occasional flexing: 15 x outer diameter
- Fixed installation: 4 x outer diameter
Nominal voltage
- Up to 1.0mm² U0/U 300/500 V
From 1.5mm² U0/U 450/750 V - 0.6/1kV from 1.5 mm² in the case of fixed and protected installation
Test voltage
- 4000 V
Protective conductor
- G = with GN-YE protective conductor
- X = without protective conductor
Temperature range
- Occasional flexing: -35 °C to +120 °C
- Fixed installation: -55°C to +125°C
Temporary (3,000 h): up to +145°C 
| Article number | Number of cores and mm² per conductor | Outer diameter (mm) | Copper index (kg/km) | Weight (kg/km) |
| ÖLFLEX® HEAT 125 MC 300/500 V | ||||
| 1024300 | 2 X 0.5 | 6 | 9.6 | 38 |
| 1024301 | 3 G 0.5 | 6.3 | 14.4 | 46 |
| 1024307 | 2 X 0.75 | 6.4 | 14.4 | 40 |
| 1024308 | 3 G 0.75 | 6.8 | 21.6 | 53 |
| 1024309 | 4 G 0.75 | 7.4 | 28.8 | 69 |
| 1024310 | 5 G 0.75 | 8.3 | 36 | 86 |
| 1024311 | 7 G 0.75 | 9 | 50 | 127 |
| 1024315 | 2 X 1 | 6.6 | 19.2 | 50 |
| 1024316 | 3 G 1 | 7 | 28.8 | 67 |
| 1024317 | 4 G 1 | 7.8 | 38.40 | 87 |
| 1024318 | 5 G 1 | 8.6 | 48.00 | 107 |
| 1024319 | 7 G 1 | 9.5 | 67.00 | 152 |
| 1024320 | 12 G 1 | 12.8 | 115 | 221 |
| ÖLFLEX® HEAT 125 MC 450/750 V | ||||
| 1024323 | 2 X 1.5 | 7.6 | 29 | 71 |
| 1024324 | 3 G 1.5 | 8.3 | 43 | 96 |
| 1024325 | 4 G 1.5 | 9 | 58 | 123 |
| 1024326 | 5 G 1.5 | 10.1 | 72 | 156 |
| 1024327 | 7 G 1.5 | 11.2 | 101 | 224 |
| 1024328 | 12 G 1.5 | 15.1 | 173 | 316 |
| 1024333 | 2 X 2.5 | 9 | 48 | 102 |
| 1024334 | 3 G 2.5 | 9.8 | 72.00 | 145 |
| 1024335 | 4 G 2.5 | 10.8 | 96.00 | 189 |
| 1024336 | 5 G 2.5 | 11.9 | 120.00 | 235 |
| 1024337 | 7 G 2.5 | 13.2 | 168 | 344 |
| 1024341 | 4 G 4 | 12.7 | 154 | 276 |
| 1024342 | 5 G 4 | 14 | 192 | 334 |
| 1024346 | 4 G 6 | 14.1 | 230 | 341 |
| 1024347 | 5 G 6 | 15.8 | 288 | 431 |
