🦺 NFPA 70E Table 130.5 (Category 1: 4 Cal, Cat 2: 8 Cal, Cat 3: 25 Cal, Cat 4: 40 Cal)

NFPA 70E Arc Flash PPE Calculator

Determine Personal Protective Equipment (PPE Category 1 through 4) selection for electrical maintenance technicians under NFPA 70E Table 130.5(G): calculate minimum required Arc Thermal Performance Value (ATPV / EBT rating in Cal/cm²), evaluate 40 Cal/cm² vs 75 Cal/cm² multi-layer premium ventilated arc flash hoods, and corporate safety supply margins.

1. Project & Operating Inputs

Electricians Equipped (Technician Count e.g. 14 High-Voltage Electricians)

Peak Hazard Incident Energy (Cal/cm² e.g. 38.5 Cal/cm² Category 4 Bus)

Customer Bid Price for Supplied & Tested Arc Flash PPE Kits ($ / Kit)

Salisbury 40 Cal Ultralight Suit, Lift Shield, 10kV Insulated Gloves & Tech ($)

2. Financial Breakdown & Yield

NFPA 70E PPE CATEGORIES

Turnkey Electrical PPE Package Profit

Safety Equipment Supply Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost