8 april 2023

Stillwaters

Have deep grounds …..

A Silent way to cool outside plant cabinets….

The Reason(common airco problems)

NOISE ! (EU directive industrial noise)

Energy cost

Environmental pollution

Vandalism

Maintanance (cleaning)

Battery backup

The Solution

Technical variables / limitations

Temperatures

Heat dissipation

Ground condition

Law

Limitations

1000 W/m 2

250 W

40 °C*)

35 °C

15 °C

Economics - 1

EnergycalculationAirco Stillwaters

Hours per day 24 24 uurdays per year 365 365 dagCooling capacity 6000 6000 Wattelectrical power cooler 3000 250 WattCOP 2 24 -Use per year 26280 2190 kWhprice kWh 0,15 0,15 Eur/ kWhEnergycost 3942 329 Eur/jaartotal energy / year 11826 8213 3614

Economics - 2CAPEX Airconditioning Stillwaters

Unit 10.000 12.000

Installation 1500 16.500

Subtotaal 11.500 28.500

EIA 44,0 %Vennootschapsbelasting 25,5 %

Subsidie 3.198

Totaal CAPEX 11.500 25.302

OPEX

Energy cost 3.942 329

Maintenance 2.400 1.200

per year 6.342 1.529

Years 3 3

TCO 30.526 29.888

Plus: 12 tonnes carbondioxide

less per year

Variants available1,2 – 2 – 6 – 10 – 40 kW

Environment - marketing

Not the cheapest solutionCarbon footprint *)Green imageWho dares buying a Hummer nowadays?Noise pollution EU regulation

*) 6 kW cooler 12 tonnes CO2 less (4 cars)

Thank you

• Everybody can sleep in peace

• We preserve our planet better

• It’s cheaper in the end