💨 Transformer FA (Cross-Flow Tangential Cooling Fans, 33%-50% kVA Nameplate Boost)

Dry Transformer Forced Air (FA) Boost Calculator

Size automatic forced-air (FA) tangential cross-flow cooling fan assemblies for dry-type transformers (AA/FA ratings): calculate temporary and continuous nameplate capacity boost (33.3% for <2.5 MVA, 50% for >= 2.5 MVA), size electronic temperature controllers with RTD sensors embedded in windings, and substation retrofit margins.

1. Project & Operating Inputs

Self-Cooled Base Rating (kVA e.g. 2,000 kVA AA Base Rating)

Forced-Air Nameplate Boost (% e.g. 33.3% FA Rating Boost)

Customer Bid Price for Supplied & Retrofitted FA Fan Array ($)

Qualitrol Digital Thermometer, Tangential Cross-Flow Fans, Electrician ($)

2. Financial Breakdown & Yield

TRANSFORMER FORCED AIR FA

Turnkey Transformer Fan Package Profit

Substation Maintenance Contractor Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost