Those areas of.
Use excess solar power to heat water.
Diy 1 3kw solar panels pv to heat water directly solar pv electric water heater duration.
If however you ran all your hot water off your excess solar power worth 8c if you exported it you could save 12 3c kwh or 448 year.
We don t have an immersion heater or hot water tank of any description.
Most hot water systems are able to comfortably run off tariff 33.
We recommend the solar iboost to provide hot water via excess pv electricity.
Example of a tankless water heater by rheem.
This increases to over 120 if you use oil or lpg to heat your water.
Image via rheem australia 2.
Type of electricity tariff.
Heating water with excess solar using a reliance 6 gallon tank and a sonoff switch duration.
A hot water heat pump could put that power to better use by heating water for evening use.
With a coil from the boiler for top up on a timer.
Iboost features and benefits.
At the t33 rate of 20 3 cents your hot water would cost 759 year.
It is wireless so there are no cables to run.
In australia there are two primary types of electricity tariffs.
Payback on this size of system is typically 5 to 7 years.
Solaredge s smart energy products allow users to decrease their electricity bills improve energy independence and enjoy automatic on the go device control.
Designed to automatically use excess pv power in order to increase solar energy usage.
I understand we could fit a hot water tank with an electrical element at the base to use the excess solar generated electricity via an intelligent switch.
An ecocent is a replacement for your hot water tank and will generate your hot water all year round using a minimum of electricity.
Most solar power households feed excess electricity back into the grid for very little financial reward.
Putting cost considerations aside for a minute.
Flat rate time of use tou either of these can be used to power a hot water element in conjunction with solar hot water solar pv and possibly a controlled load tariff see below.
The third way to utilise the electricity your solar pv installation is producing to heat your hot water is with an ecocent unit.
The above system would use 10kwh day x 365days 3650 kw year.