Energy Calculator
Running Hours and Electrical Costs
Nominal Running Hours / day :- |
|
|
Days / Week | |
Hours / week at Normal Rate :- | ||||
Hours / week at Reduced Rate :- | Electricity cost (Normal Rate) (07:00 - 24:00) £ / kW hour :- | |||
Number of weeks / year :- | Electricity cost (Reduced Rate) (00:00 - 07:00) £ / kW hour :- | |||
Number of years :- | Energy cost annual inflation rate (in %) :- |
Fan | Abs. kW | Drive Type | Drive Eff. | Requi. kW | Motor kW | Motor Class | Motor Eff | Inverter Driven | Elec. kW Req. | Life Energy Cost | Fan Cost |
---|---|---|---|---|---|---|---|---|---|---|---|
A |
|
95.0 | 110 |
|
|
100.0 | 839004 | ||||
B |
|
105.0 | 110 |
|
|
110.5 | 927320 |
Fan A:- Has the best whole of life cost (£ 86816 lower)
The initial cost difference will be paid back within 11 weeks
Fan A will be effectively free after 71 weeks
Air Power Calculator
Volume | Volume Units | Static Pressure | Pressure Units | Air Power (kW) | RHF Smoothflow Absorbed Power (kW) | Non Smoothflow Absorbed Power (kW) | Transfer kW Values |
---|---|---|---|---|---|---|---|
|
|
94.50 | 111.2 | 126.0 |
The UK’s leading experts and manufacturers of
Centrifugal & Axial fans
RHF Fans are leading manufacturers of Centrifugal and Axial fans for commercial business’. We specialise in custom solutions
for your businesses and offer expert service and maintenance solutions.
for your businesses and offer expert service and maintenance solutions.
Centrifugal Fans
Our centrifugal fans span a wide duty range of volume and pressure combinations.