

About 7.5 kVa
A 7.5 kVA generator delivers a net active power output of 6 kW (6,000 Watts) at a standard 0.8 power factor. It is widely used to back up residential homes, small businesses, construction sites, and agricultural setups.
Power Output & Phase Differences
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Active Power: $7.5\text{ kVA} \times 0.8 = 6.0\text{ kW}$ (6,000 Watts).
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Single-Phase (220V/230V): Delivers the full 6 kW through a single line. Best suited for residential homes and standard household appliances.
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Three-Phase (380V/400V): Splits 6 kW across three phases (2 kW / 2,000 Watts per phase). Not recommended for standard homes unless running dedicated 3-phase machinery.
Simultaneous Appliance Capacity
ApplicationSimultaneous Supported EquipmentTotal Load (Surge)
Residential / VillaRefrigerator + 12,000 BTU Inverter AC + Boiler + Water Pump (750W) + TV & LED Lighting~2,520W (Surge ~4,500W)
Workshop / Jobsite1,500W Rotary Hammer + 2,000W Angle Grinder + Site Lighting~3,800W
Agriculture / Garden1.5 HP Submersible Pump (1,100W) + Area Lighting + Essentials~2,200W (Surge ~3,800W)
Office / Retail5x Desktop PCs + Router + CCTV + POS Terminal + Beverage Cooler~1,800W
Primary Applications
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Homes & Summer Houses: Keeps refrigerators, combi boilers, water pumps, and essential electronics running during power outages.
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Farming & Irrigation: Powers 1.5–2.0 HP deep-well pumps and drip irrigation setups.
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Construction Sites: Runs 140–160A inverter ARC/TIG welders, demolition hammers, and heavy grinders.
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Mobile Businesses: Provides steady power for food trucks, mobile repair vans, and outdoor event rigs.
Average Hourly Fuel Consumption
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Diesel: ~1.2 – 1.6 L/hour (Best for frequent, heavy-duty, or extended runtimes).
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Gasoline: ~1.8 – 2.5 L/hour (Lower purchase cost, best for short-term emergency backup).
Key Installation & Safety Rules
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Always use an Automatic Transfer Switch (ATS) or manual changeover switch to prevent backfeeding into the grid.
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Account for the high surge/starting wattage drawn by motorized inductive loads (compressors, pumps, and air conditioners).
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Choose single-phase over three-phase for residential applications to utilize the full 6,000W capacity on standard outlets.