Description
Construction
- Conductor: Plain Annealed Copper, Class 2 Stranded Circular or Compacted
- Insulation: Cross-linked Polyolefin (LSZH) Low Smoke Zero Halogen Compound
- Insulation Color :
- Black, Green/Yellow, Red, Yellow, Blue, White, Brown, Grey or Others
- Insulation Color :
Electrical Characteristics
- Operating Voltage, Uo/U : 450/750V (0.6/1KV Condition Apply)
- Operating Temperature : -15’C to 90’C
- Final Short Circuit Temperature : 250′ C
- Test Voltage : 3.5kV for 5 minutes
- Current Carrying Capacity
- Enclosed in conduit in thermally insulating wall etc (Ref Method A),
- 2 Cable Single-Phase A.C or D.C : 106A
- 3 or 4 Cables, 3-Phase A.C : 95A
- Enclosed in conduit on wall or in trunking, (Ref Method B)
- 2 Cable Single-Phase A.C or D.C 133A
- 3 or 4 Cables, 3-Phase A.C 117A
- Clipped Direct (Ref Method C)
- 2 Cable Single-Phase A.C or D.C Flat and Touching : 143A
- 3 or 4 Cables, 3-Phase A.C Flat and Touching or Trefoil: 130A
- In free air or on a perforated cable tray etc, horizontal or vertical (Ref Method F)
- Touching
- 2 Cable Single-Phase A.C or D.C Flat : 161A
- 3 Cables, 3-Phase A.C Flat : 141A
- 3 Cables, 3-Phase A.C Trefoil : 135A
- Touching
- Clipped Direct (Ref Method G)
- Spaced by One Cable Diameter
- 2 Cables, Single-Phase A.C or D.C or 3 Cables, 3-Phase A.C Flat
- Horizontal : 182A
- Vertical : 161A
- 2 Cables, Single-Phase A.C or D.C or 3 Cables, 3-Phase A.C Flat
- Spaced by One Cable Diameter
- Enclosed in conduit in thermally insulating wall etc (Ref Method A),
Reference Standard
- Design Specification: BS EN50525-3-41 (HO7Z-R)
- Conductor: IEC60228, BS EN60228
- Flame Retardancy: IEC60332-3-22, BS EN60332-3-22
- Low Smoke Zero Halogen :
- IEC61034-2, BS EN61034-2
- IEC60754-1, IEC60754-2
- BS EN50267-2-1, BS EN50267-2-2
Installation Reference
- Minimum Bending Radius(mm): 6 x cable overall diameter
- Max. Pulling Tension (N/mm2) : 50
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