⚡ NEC 700/708 Emergency kW Sizing, Step-Loading & 72-Hr Fuel Storage

Emergency Standby Generator Sizing & Fuel Calculator

Calculate emergency standby generator kW requirements for hospitals, data centers, and commercial cold storage (incorporating largest motor inrush locked rotor kVA and step-loading), calculate gallons/hour fuel consumption, and size 72-hour sub-base diesel tanks.

1. Project & Operating Inputs

Essential Emergency Running Load (kW)

Largest Electric Motor Starting kVA (SkVA)

Customer Bid Price for Turnkey ATS & Generator ($)

Generator, ATS Switch & Concrete Pad Direct Cost ($)

2. Financial Breakdown & Yield

STANDBY GENERATOR kW & FUEL TANK

Turnkey Job Gross Profit

Contractor Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost