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Electrical Load

Load input type

Power (kW) Design current (A)

Load power kW

Power factor

Circuit length m

Supply system

1-Phase 230 V 3-Phase 415 V

Load category

Cable Properties

Conductor material

Copper Aluminium

Insulation type

PVC 70°C XLPE 90°C

Construction

Multicore Single-core

Armouring

Non-armoured (XLPE/PVC) SWA Armoured

Installation Method

Reference installation method BS 7671 Appendix 4

Clipped directly to wall or ceiling — good heat dissipation, widely used reference method.

Correction Factors

Ambient temperature

Circuits in group

Thermal insulation

Ca — Temp

1.00

Cg — Group

1.00

Ci — Insul.

1.00

Cf — Armour

1.00

1.000

Combined
Ca×Cg×Ci×Cf

Cable Sizing Calculator