Answer

Can the Champion 7500W Dual Fuel (100891) run Frigidaire FHDD2233Y1 dehumidifier, about 22 pints/day?

Runs

Runs. Running draw 258 W fits within 7,500 running watts. Startup watts were not published; 9,375 starting watts is at least 3× the running draw, the common planning allowance for a compressor or pump start.

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The comparison

Champion 7500W Dual Fuel (100891)Frigidaire FHDD2233Y1 dehumidifier, about 22 pints/day
Running watts7,500 W258 W
Starting / surge watts9,375 WNot published
Typeopen-frame, Dual fuel (gasoline/propane)Cooling
Published runtime10 hr at 1/2 load on gasoline, 5.5 hr at 1/2 load on a 20-lb propane tank
SourcesGenerator sourceAppliance source

Questions

Can the Champion 7500W Dual Fuel (100891) run Frigidaire FHDD2233Y1 dehumidifier, about 22 pints/day?

Runs. Running draw 258 W fits within 7,500 running watts. Startup watts were not published; 9,375 starting watts is at least 3× the running draw, the common planning allowance for a compressor or pump start.

What watts were compared?

Generator: 7,500 running W and 9,375 starting W on gasoline. Appliance: 258 W running, startup not published.

How long will it run?

Fuel runtime depends on total load. Published runtime: 10 hr at 1/2 load on gasoline, 5.5 hr at 1/2 load on a 20-lb propane tank.

Where did the numbers come from?

Champion operator's manual: gasoline 9375 starting / 7500 running; propane 8400 / 6750; L14-30R and L5-30R; 7.7 gal; 10 hr gas / 5.5 hr propane at 50% load. ENERGY STAR lists 22.27 pints/day, integrated energy factor 1.70 L/kWh, and 276 kWh/year. Operating draw at the rated test condition is (22.27 × 0.473176 ÷ 24) ÷ 1.70 × 1,000 = 258 W. Startup watts are not published.

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