Single-core PVC Insulated Non-sheathed Cable 2491X
Single-core, PVC Insulated, Non-sheathed Cable 2491X for Internal Wiring
H05V-U, H05V-R, H05V-K, 300/500V, 70º C
Application
These cables are designed for use in the switch control, relay and instrumentation panels of power switchgear and for purposes such as internal connectors in rectifier equipment, motor starters and controllers. 2491X is equivalent to harmonized code H05V-U/H05V-R/H05V-K.
Standard
EN 50525-2-31, BS6004:2000
Construction
Conductor: Solid or stranded bare copper wire
Solid to BS 6360 Class 1 or IEC 60228 Class 1 (H05V-U)
Stranding to BS 6360 Class 2 or IEC 60228 Class 2 (H05V-R)
Stranding to BS 6360 Class 5 or IEC 60228 Class 5 (H05V-K)
Insulation: PVC compound, type TI1
Color for core identification: green/yellow, blue or other colors
Technical Characteristics
Rated voltage: 300/500V
Test voltage: 2000V
Min. bending radius: 6 x overall diameter
Operating temperature: -5º C to +70º C
Flame retardant: IEC 60332.1
Technical Parameter
| Nominal Cross Sectional Area | No. of wires | Wire Dia. | Nom. PVC Insulation Thickness | Overall Diameter | Min. Insulation Resistance at 70ºC | Maximum Resistance of Conductor at 20ºC | |
| Min. OD | Max. OD | Plain Copper Wires | |||||
| mm² | mm | mm | mm | mm | Mohm.km | Ω/km | |
| 2491X (CENELEC Code: H05V-U) | |||||||
| 0.5 | 1 | 0.8 | 0.6 | 1.9 | 2.3 | 0.014 | 36.0 |
| 0.75 | 1 | 0.97 | 0.6 | 2.1 | 2.5 | 0.013 | 24.5 |
| 1.0 | 1 | 1.13 | 0.6 | 2.2 | 2.7 | 0.011 | 18.1 |
| 2491X (CENELEC Code: H05V-R) | |||||||
| 0.5 | 7 | 0.2 | 0.6 | 2.0 | 2.4 | 0.014 | 39.0 |
| 0.75 | 7 | 0.2 | 0.6 | 2.2 | 2.6 | 0.012 | 26.0 |
| 1.0 | 7 | 0.2 | 0.6 | 2.3 | 2.8 | 0.011 | 19.5 |
| 2491X (CENELEC Code: H05V-K) | |||||||
| 0.5 | 16 | 0.2 | 0.6 | 2.1 | 2.5 | 0.013 | 39.0 |
| 0.75 | 24 | 0.2 | 0.6 | 2.2 | 2.7 | 0.011 | 26.0 |
| 1.0 | 32 | 0.2 | 0.6 | 2.4 | 2.8 | 0.010 | 19.5 |
