Calculators
Backup Power & Power Quality
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Generator Capacity After Manufacturer Derating

Industrial DC Power Supply Capacity Screening

Industrial Generator Load Screening

Power Factor and P-Q-S Calculator

Power Factor Correction and Capacitor Current Calculator

Transformer Secondary Fault Current Estimate

UPS Battery Runtime Energy Estimate

UPS Load Capacity Screening
Conductors & Transformers
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AC Voltage Drop Calculator

Cable Tray Fill Area Calculator

Conductor Ampacity Adjustment Calculator

Conduit Fill Area Calculator

Control Transformer Load Estimate

Equipment Grounding Conductor Table Value Check

Parallel Conductor Current Calculator

Transformer kVA and Full-Load Current Calculator

Transformer Loading and Capacity Margin Calculator

Transformer OCPD Current Estimate
Field Checks
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Capacitor Bank Current Calculator

Conductor Resistive Loss and Energy Cost Calculator

Interrupting Rating Comparison

Three-Phase Voltage Unbalance Calculator
Industrial Load & Motor
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Demand Factor & Load Factor Calculator

Distribution Panel Load, Headroom, and Phase Balance Estimate

Industrial Facility Load Schedule Estimate

Motor Branch Conductor Minimum Ampacity Arithmetic

Motor Branch OCPD Multiplier Arithmetic

Motor Disconnect Rating Arithmetic

Motor Operating Current Estimate

Motor Overload Setting Arithmetic

Motor Starting Current & kVA Estimate

Multiple-Motor Feeder Ampacity Arithmetic

Three-Phase Load Balance Measurement

VFD Output Current Class Estimate
Backup Power & Power Quality 8 Conductors & Transformers 10 Field Checks 4 Industrial Load & Motor 12
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Industrial electrical load and sizing calculators for preliminary design checks and field review.

Use results as preliminary screening information. Verify measurements, project conditions, local requirements, and manufacturer instructions before acting.

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Backup Power & Power Quality
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Field Checks
Industrial Load & Motor

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