pro

Cable Sizing Pro — BS 7671
Cable Sizing Pro BS 7671 · 18th Ed
1
Electrical Load
Load input type
kW

Motors 0.80–0.85 · Resistive 1.0 · General 0.9

Supply system
m

One-way cable run from source to load

2
Cable Properties
Conductor

Al min. 10 mm²

Insulation

XLPE gives higher capacity

Construction
Armouring
3
Installation Method
Clipped directly to wall or ceiling — good heat dissipation, widely used reference method.
4
Correction Factors

Ca — Table 4B1

Cg — Table 4C1

Ci — Section 523

Ca · Temp
1.00
Cg · Group
1.00
Ci · Insul
1.00
Combined
1.000
Results
Live calculation output — BS 7671 compliance
Enter load details and click Calculate
Selected Cable Size
mm² conductor
Design Ib
Amperes
Corrected Iz
A (derated)
Voltage Drop
Volts
Volt Drop %
Limit: 5%
Ca
Cg
Ci
Cf

Posted

in

by

Tags:

Comments

Leave a Reply

Your email address will not be published. Required fields are marked *