Peter's HVAC Advisory

Electrical Calculators for Alberta HVAC Technicians

Bug fixes & changes

Electrical Calculators

Practical tools built for Air Conditioning & Refrigeration Mechanics in Alberta

Switch Electrical Calculator:

Available Tools

Level 1 – Core Essentials

Ohm’s Law & Power Calculator

Volts • Amps • Watts • Resistance

Voltage Drop Calculator

Quick voltage drop checks

Motor Circuit Sizing (MCA / MOP)

Full motor circuit protection & breaker sizing

Level 2 – High-Value Tools

3-Phase Power Calculator

kW • kVA • Amps • Power Factor

Capacitor Sizing Calculator

Run & Start capacitors for motors

Level 3 – Specialized HVAC Tools

Compressor Load Estimator

Locked Rotor & Running Load estimates

Fan / Blower Motor Calculator

Motor sizing for air handlers & fans

Defrost Heater Circuit Calculator

Heater circuit sizing & breaker

Complete Refrigeration Electrical Load

Full system electrical load summary