Load estimate

Start new design

Clear all entered inputs and start a new design? Named saved designs will remain available.

Load estimate

Define the daily load

Reconstruct the energy that needs served. Choose the strongest evidence available, review the live daily total, then carry it into either sizing method.

Appliance budget

Build the intended daily load

Sample worksheet

Enter the loads and operating patterns you intend to place on the system.

Tips for accurate load modelling: Appliance budgets are normally accurate only to about ±25%. Guess operating hours slightly high.

Load periods

Day load
08:00–17:00
Off-hours
17:00–21:00
Deep Night
21:00–08:00
Overall appliance total0.00 kWh/day
Appliance
QuantityPower (W)Hours/day
Load PeriodDaily energy—kWh/day
Appliance
QuantityPower (W)Hours/day
Load PeriodDaily energy—kWh/day
Appliance
QuantityPower (W)Hours/day
Load PeriodDaily energy—kWh/day
Expected simultaneous peak
0 kW

Estimated daily demand

0kWh/day
Total connected load
0 kW

Enter at least one load to continue.

Add appliances in bulk

Select common appliances, adjust their watts and quantities, then review the editable values in the table.

Adding to the main appliance list

Selected appliances 0

Total quantity: 0

Select appliance names from the catalogue to review them here before adding.

Clear all Consumption inputs

Clear all Consumption inputs and start again?