Discovering one of the best ways to run your warmth pump can depend upon varied components, together with way of life, desired temperature and price range.
To maintain it easy, we’ve damaged down essentially the most environment friendly and cost-effective methods to warmth your private home.
⚠️ Heads up: this web page is presently being up to date to replicate current adjustments to the Cosy Octopus tariff (July 2024). Cosy is now a triple dip tariff so a number of the following data is now incorrect.
What is going to occur to my vitality payments now?
Once you change to a warmth pump, you’ll see your gasoline invoice drop significantly (and even drop to zero for those who select to have your meter eliminated). Your electrical energy invoice will enhance because it’s now overlaying your heating and basic electrical energy utilization.
Preserve your heating payments down
There are two major methods to maintain warmth pump prices low – decreasing the price of vitality with a sensible tariff and maximising the effectivity of your warmth pump. Right here’s easy methods to make these choices be just right for you:
Be a part of a sensible tariff
Total, we’ve discovered that prospects save most cash on a sensible tariff like Cosy Octopus.
In case you’ve signed up for a sensible tariff like Cosy Octopus (which gives two durations of tremendous low-cost vitality, and barely costlier charges through the ‘peak’ time), working your warmth pump all day, as described under, could provide the finest SCOP however may cost a little extra to run.
To maximise financial savings, we suggest setting your schedule to warmth through the cheaper ‘off-peak’ durations when doable. As a result of the heating isn’t saved at a steady temperature, you’ll use extra vitality and enhance SCOP through the heating durations, however you’ll doubtless have saved cash by utilising cheaper charge electrical energy.
Most warmth pumps can solely do one factor at a time. We’d recommend heating your scorching water first, it ought to solely take a number of hours and keep heat for a lot of the day, after which warmth your private home within the remaining off peak time. Discover a beneficial Cosy schedule right here.
Maximising effectivity
Relating to value, desired room temperatures make an enormous distinction. consolation setting for a warmth pump can be round 19° or 20°. In case you set it to 22°, for instance, then the warmth pump will keep on longer till the room temperature meets its goal. That is prone to value a bit extra, and should cut back your effectivity (SCOP). It’s additionally value noting that in case you have good insulation, warmth will probably be retained for longer.
Like with any heating system, it’s additionally finest to scale back radiator temperature in rooms which are used much less, like your bed room, so the new water could be directed to the place it’s wanted most.
Most textbooks suggest working warmth pumps frequently at low temperatures (round 19°), other than whenever you’re out or sleeping. Because of this the warmth pump works onerous to convey the
temperature of the room up, then will idle at minimal output to keep up that temperature – retaining it working effectively for longer. This technique ought to have your warmth pump assembly or exceeding a SCOP of three.3, which Octopus has designed your warmth pump to realize. Discover a beneficial customary schedule right here.
What’s the SCOP and why is it necessary?
The COP (Coefficient of Efficiency) is a determine that’s typically used to measure the effectivity of your warmth pump, which in flip will influence its value to run. A low COP signifies low effectivity, and a excessive COP signifies excessive effectivity.
COP is the effectivity measured over a brief time frame. The Seasonal Coefficient of Efficiency, or “SCOP”, is measured over a full 12 months.
Technically COP is the measurement of the quantity of vitality you get out (on this case, warmth) versus the quantity of vitality that goes into the warmth pump.
The COP is influenced by varied components, but it surely’s primarily affected by what’s occurring in your house, like if the water is heating.
One other issue could be the temperature exterior. For instance, on the coldest day of winter, in case you are extracting warmth from the air to heat up the water, then effectivity will probably be low and so will the COP. Nonetheless in case you are doing the identical on a heat summer season day, the effectivity (and COP) will probably be excessive. So don’t be alarmed in case your COP is decrease throughout colder months – that is regular.
SCOP VS COP
Octopus Vitality designs warmth pump installations to realize a mean SCOP of three.3 over a 12-month interval, utilizing a most stream temp of fifty° on the coldest time of the yr.
Because of this there are occasions all year long when your “COP” is perhaps increased (e.g 4.8 within the hotter months) or decrease (e.g. it could dip under 2.0 on the coldest days), however over 12 months, your warmth pump ought to meet a SCOP of three.3 at 50°.
Good tariff schedule instance (Cosy Octopus)
Cosy Octopus has three cosy durations of tremendous low-cost charges between 04:00 – 07:00, 13:00 – 16:00 and 22:00 – 00:00 on daily basis, 51% cheaper than the Day charge in your area.
The next charts present a beneficial heating schedule for a warmth pump on the Cosy Octopus tariff, set on the Daikin ONECTA app, run with the intention of maximising effectivity and saving cash. It’s necessary to notice that each one temperatures under are ideas for a ‘regular comfy’ temperature however must be adjusted to your private home and preferences.
Under is an instance schedule for dwelling heating (left) and scorching water (proper).
Customary tariff schedule instance (Versatile Octopus)
The next charts present a beneficial heating schedule for a warmth pump on the Versatile Octopus tariff, set on the Daikin ONECTA app, run with the intention of maximising effectivity and saving cash. It’s necessary to notice that each one temperatures under are ideas for a ‘regular comfy’ temperature however must be adjusted to your private home and preferences.
Under is an instance schedule for dwelling heating (left) and scorching water (proper).
