25 mm2 CU/LSZH Single Core (Tai Sin)

Description

Construction

1. Conductor: Plain Annealed Copper, Class 2 Stranded Circular or Compacted
2. Insulation: Cross-linked Polyolefin (LSZH)  Low Smoke Zero Halogen Compound
   • Insulation Color :
     • Black, Green/Yellow, Red, Yellow, Blue, White, Brown, Grey or Others

 

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
  1. 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
  2. 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
  3. 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
  4. 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
  5. 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

 

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