Load Calculation

Device / MachinePower (Watt) RangeQuantityTotal Load (Watt)
LED Bulb9 – 15  
CFL Bulb15 – 25  
Incandescent Bulb40 – 100  
Ceiling Fan60 – 80  
Table Fan30 – 50  
Air Cooler150 – 250  
Refrigerator (200–400L)150 – 400  
Mini Fridge50 – 100  
Washing Machine (No Heater)350 – 500  
Washing Machine (With Heater)1000 – 2000  
Iron (Dry)750 – 1200  
Steam Iron1200 – 2000  
Microwave Oven800 – 1500  
Electric Kettle1000 – 2000  
Rice Cooker400 – 1000  
Toaster800 – 1200  
Blender / Mixer300 – 800  
Water Pump (Domestic)250 – 750  
Air Conditioner (1 Ton)1200 – 1500  
Air Conditioner (1.5 Ton)1800 – 2500  
Air Conditioner (2 Ton)2500 – 3500  
Television (32″)40 – 80  
Television (50″)100 – 150  
Laptop40 – 100  
Desktop Computer200 – 400  
Printer (Inkjet)30 – 50  
Printer (Laser)300 – 500  
WiFi Router10 – 20  
Photocopier (Small)400 – 1000  
Photocopier (Large)1500 – 2000  
Projector250 – 400  
Server (Rack)500 – 1200  
Scanner30 – 50  
CCTV Camera5 – 15  
DVR/NVR20 – 50  
Lathe Machine (Small)1500 – 3000  
Milling Machine2000 – 4000  
Welding Machine (Arc)3000 – 5000  
Air Compressor (Small)1500 – 3000  
Air Compressor (Large)5000 – 50000  
Grinder (Hand)600 – 1200  
Drill Machine (Hand)400 – 1000  
Drill Press (Industrial)1000 – 2000  
Conveyor Belt Motor1000 – 5000  
Injection Molding Machine10000 – 30000  
Lift (Passenger)3000 – 7500  
Lift (Cargo)7500 – 15000  
Submersible Pump (Industrial)5000 – 50000  
HVAC Chiller (Large)50000 – 500000  
Device / MachinePower (Watt) RangeQuantityTotal Load (Watt)
LED Bulb9 – 15 0
CFL Bulb15 – 25 0
Incandescent Bulb40 – 100 0
Ceiling Fan60 – 80 0
Table Fan30 – 50 0
Air Cooler150 – 250 0
Refrigerator (200–400L)150 – 400 0
Mini Fridge50 – 100 0
Washing Machine (No Heater)350 – 500 0
Washing Machine (With Heater)1000 – 2000 0
Iron (Dry)750 – 1200 0
Steam Iron1200 – 2000 0
Microwave Oven800 – 1500 0
Electric Kettle1000 – 2000 0
Rice Cooker400 – 1000 0
Toaster800 – 1200 0
Blender / Mixer300 – 800 0
Water Pump (Domestic)250 – 750 0
Air Conditioner (1 Ton)1200 – 1500 0
Air Conditioner (1.5 Ton)1800 – 2500 0
Air Conditioner (2 Ton)2500 – 3500 0
Television (32″)40 – 80 0
Television (50″)100 – 150 0
Laptop40 – 100 0
Desktop Computer200 – 400 0
Printer (Inkjet)30 – 50 0
Printer (Laser)300 – 500 0
WiFi Router10 – 20 0
Photocopier (Small)400 – 1000 0
Photocopier (Large)1500 – 2000 0
Projector250 – 400 0
Server (Rack)500 – 1200 0
Scanner30 – 50 0
CCTV Camera5 – 15 0
DVR/NVR20 – 50 0
Lathe Machine (Small)1500 – 3000 0
Milling Machine2000 – 4000 0
Welding Machine (Arc)3000 – 5000 0
Air Compressor (Small)1500 – 3000 0
Air Compressor (Large)5000 – 50000 0
Grinder (Hand)600 – 1200 0
Drill Machine (Hand)400 – 1000 0
Drill Press (Industrial)1000 – 2000 0
Conveyor Belt Motor1000 – 5000 0
Injection Molding Machine10000 – 30000 0
Lift (Passenger)3000 – 7500 0
Lift (Cargo)7500 – 15000 0
Submersible Pump (Industrial)5000 – 50000 0
HVAC Chiller (Large)50000 – 500000 0
  Total0

Electrical Load Chart

Device / Machine Power (Watt) Range
LED Bulb 9 – 15
CFL Bulb 15 – 25
Incandescent Bulb 40 – 100
Ceiling Fan 60 – 80
Table Fan 30 – 50
Air Cooler 150 – 250
Refrigerator (200–400L) 150 – 400
Mini Fridge 50 – 100
Washing Machine (No Heater) 350 – 500
Washing Machine (With Heater) 1000 – 2000
Iron (Dry) 750 – 1200
Steam Iron 1200 – 2000
Microwave Oven 800 – 1500
Electric Kettle 1000 – 2000
Rice Cooker 400 – 1000
Toaster 800 – 1200
Blender / Mixer 300 – 800
Water Pump (Domestic) 250 – 750
Air Conditioner (1 Ton) 1200 – 1500
Air Conditioner (1.5 Ton) 1800 – 2500
Air Conditioner (2 Ton) 2500 – 3500
Television (32″) 40 – 80
Television (50″) 100 – 150
Laptop 40 – 100
Desktop Computer 200 – 400
Printer (Inkjet) 30 – 50
Printer (Laser) 300 – 500
WiFi Router 10 – 20
Photocopier (Small) 400 – 1000
Photocopier (Large) 1500 – 2000
Projector 250 – 400
Server (Rack) 500 – 1200
Scanner 30 – 50
CCTV Camera 5 – 15
DVR/NVR 20 – 50
Lathe Machine (Small) 1500 – 3000
Milling Machine 2000 – 4000
Welding Machine (Arc) 3000 – 5000
Air Compressor (Small) 1500 – 3000
Air Compressor (Large) 5000 – 50000
Grinder (Hand) 600 – 1200
Drill Machine (Hand) 400 – 1000
Drill Press (Industrial) 1000 – 2000
Conveyor Belt Motor 1000 – 5000
Injection Molding Machine 10000 – 30000
Lift (Passenger) 3000 – 7500
Lift (Cargo) 7500 – 15000
Submersible Pump (Industrial) 5000 – 50000
HVAC Chiller (Large) 50000 – 500000