Wire Size and Voltage Drop Calculator
STEP 1: FIND CONDUCTOR SIZE
Conductor
Number of Conductors
Construction
Continous Load (Amperes)
Non-Continuous Load (Amperes)
Ambient Temperature (°F)
Termination Temperature (°C)
OCPD Rated for Continuous Load
Conductors in Raceway 24 Inches or Less
Conductor Size
Fuse or Inverse Time Circuit Breaker Size
STEP 2: FIND VOLTAGE DROP
Voltage (V)
Phase
Distance One-Way (ft)
Load (Amperes)
Conductor Size
Voltage Drop (V)
Voltage Drop Percent (%)
VOLTAGE DROP GREATER THAN 3%