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December 8, 2024
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Is my PAYG meter impacted by the RTS shutdown?

  • December 8, 2024
  • 48 replies
  • 1618 views

We are all electric and on THTC, or so we believe, we moved here in March 2021 and we have been trying to switch since we moved in, due to our apparent meter type we were with SSE then switched over to OVO. Currently going through energy ombusman to get a different meter/tarriff, due to living in the countryside we have to travel to a shop and due to weather it is not always possible and being pay as you go its not sustainable and we were told absolutely no way can we get a different meter and we would just have to wait until the RTS shuts down and hopefully we can get a smart meter(apparently this is not possible at the moment due to signal, yet others on our street have smart meters)OVO have argued that we are on a THTC tarriff..but the rates he gave me dont match the rates on our actual meter, each rate on our meter being 1pence more per kw. We have been told by someone, that our meter is infact an economy 7/10 meter. I cant seem to see the RTS box or the second meter they are claiming we have? We have one meter with 2 rates but that is all. Attached are photos of our electricity cupboard. Can anyone shed some light on what type of meter this is as seem to be passed from pillar to post! 

Best answer by Lukepeniket_OVO

Updated on 26/08/26 by Abby_OVO

 

Lukepeniket_OVO wrote:

‘I've got it. I've checked with paygo teams. You are THTC setup. You have a 24hr domestic supply and 24hr heating supply which is why everything is on all the time.

 

Your 24hr heating rate is slightly lower than the 24hr domestic supply but not by a lot. 

 

In terms of what needs to happen I'm unsure as to what to advise you. You have storage heaters which would benefit from an off peak supply. Your current tariff code is 145. I believe you should move to an off peak supply but you would need to liaise with OVO CS to decide the best tariff for yourself.

 

In short;

You have storage heaters

You have a THTC setup’.

 

@Vreid92. Very unlikely to be a THTC setup as there is only 1 meter. 

There is many Economy setups, E7, E8 E9 E10 and Evening weekend. I doubt itll be E/W but im unsure of what it could be at all. this should be relevant on your online account. 

E7 times would be 0000-0700 (Ish)
E10 is multiple times throughout the day, 0000-0500, 1400-1700 (Unsure) and 2000-2200.

 

I dont know the timings for the other systems.

I would have to have a look at any consumer units and heaters you have to advise you on how to use them.

Hope this helps??

 

48 replies

Firedog
Super User
Super User
December 12, 2024

  

WE DONT HAVE 2 METERS, but its still registered as having 2 meters …
I know the panels & bathrooms are only wired to 24hr off peak supply. 
 

 

This would suggest that this house was at some stage set up for THTC. There can only be a 24-hour reduced price circuit with a second meter to control it. So when the ‘new’ meter was installed in 2007, when electricity was cheap, it looks like those panel heaters etc. were just wired in to the constant 24-hour circuit. Perhaps the national database never recorded the fact that the second meter had been removed. Any use of your (non-storage) heaters between 7 am and midnight will have been at the higher rate.
 

There is something really not adding up here, my Off peak meter reading on 1st March 2021 was 71942.15 today..it is reading lower ALOT lower at 2326.64 
 

It looks like when the meter reached 99,999.99, it rolled over to start again at 0.00. Do you have any records of meter readings between March 2021 and today? 

That’s a period of about 1370 days. If the meter has rolled over, you might have used (100,000 - 71,942 + 2,326 =) 30,384 kWh off peak (that’s 30 MWh!) at a rate of 22 kWh per day. A single ordinary storage heater can easily consume that much energy every day in the heating season - the QM125 RF can store 19 kWh each night.

 

 

Noel | I have no official status; I'm just a volunteer who comes here to help other customers. My gear: Aclara SGM 1416-B Electricity-only E7 meter; Chameleon IHD3-PPMID-AAA | It may look as if I know what I’m talking about, but don’t let that fool you. |
Vreid92Author
Rank 2
December 13, 2024

  

 

 

This would suggest that this house was at some stage set up for THTC. There can only be a 24-hour reduced price circuit with a second meter to control it. So when the ‘new’ meter was installed in 2007, when electricity was cheap, it looks like those panel heaters etc. were just wired in to the constant 24-hour circuit. Perhaps the national database never recorded the fact that the second meter had been removed. Any use of your (non-storage) heaters between 7 am and midnight will have been at the higher rate.

 

Iv just done a bit of a test, as i was curious about this, and it turns out the info I was given previously is in fact wrong..i put one of the panel heaters on as a test 'advanced'. And it is using peak energy. So this probably explains why its costing so much. Overnight we worked out by readings taken last night and this morning from 9pm-7.45am, peak energy usage was roughly £5 and off peak roughly £4. At one point today my off peak readings did slighly jump by just under 2kw, unsure what was using it.
 

There is something really not adding up here, my Off peak meter reading on 1st March 2021 was 71942.15 today..it is reading lower ALOT lower at 2326.64 
 

It looks like when the meter reached 99,999.99, it rolled over to start again at 0.00. Do you have any records of meter readings between March 2021 and today? 

That’s a period of about 1370 days. If the meter has rolled over, you might have used (100,000 - 71,942 + 2,326 =) 30,384 kWh off peak (that’s 30 MWh!) at a rate of 22 kWh per day. A single ordinary storage heater can easily consume that much energy every day in the heating season - the QM125 RF can store 19 kWh each night.

 

 

That heater i sent a photo of, is the big one in my livingroom, the other 3 that are the same style are smaller. I dont grudge £4 per night for charging heaters..but i do grudge £5 for overnight on peak energy so sleep! Makes no sense why the panel heaters are wired up to peak. So there is clearly no RTS tellin them when to charge. As im presuming any set times for overnight are being charged at peak price. 

I thought I did have meter readings saved on my notes in my phone but i cant seem to find them. I kept a note of it for a while last winter because the cost was ridiculous then and are heading the same way again. 

Iv taken a note from last night until today at 5 past 3.

 

OVO Engineer
December 13, 2024

​@vreid92 I've got it. I've checked with paygo teams. You are THTC setup. You have a 24hr domestic supply and 24hr heating supply which is why everything is on all the time.

 

 

 

Your 24hr heating rate is slightly lower than the 24hr domestic supply but not by a lot. 

 

 

 

In terms of what needs to happen I'm unsure as to what to advise you. You have storage heaters which would benefit from an off peak supply. Your current tariff code is 145. I believe you should move to an off peak supply but you would need to liaise with OVO CS to decide the best tariff for yourself.

 

In short;

You have storage heaters

You have a THTC setup

Would it be cheaper to be on a off-peak tariff?

 

Hope this helps somewhat.

OVO Operations Excellence Manager and Former Field Operations Team Leader
Vreid92Author
Rank 2
December 13, 2024

​@vreid92 I've got it. I've checked with paygo teams. You are THTC setup. You have a 24hr domestic supply and 24hr heating supply which is why everything is on all the time.

 

 

 

Your 24hr heating rate is slightly lower than the 24hr domestic supply but not by a lot. 

 

 

 

In terms of what needs to happen I'm unsure as to what to advise you. You have storage heaters which would benefit from an off peak supply. Your current tariff code is 145. I believe you should move to an off peak supply but you would need to liaise with OVO CS to decide the best tariff for yourself.

 

In short;

You have storage heaters

You have a THTC setup

Would it be cheaper to be on a off-peak tariff?

 

Hope this helps somewhat.

In what way do you mean an off peak tarriff? Do you mean an eco tariff? I really dont know what to do, when the time comes for switching, economy 10 or 7. I know economy 7 is good for charging over night, but im not benefiting from any off peak during the day, i work from home 4 days a week and at home most weekends so therefore, can do things like washing, cooking, cleaning etc during the day..but i know the peak and off peak prices are higher for eco 10. I know there also arent alot of suppliers who support economy 10. 

Can I also ask, should it cost to charge my heaters aswell as run them? 

Im just really confused why my peak usage is so high overnight when the only thing that is on is fridge/freezer. As heaters should all be charging on off peak. £4 is not alot to charge heaters, however £5 for peak energy which is getting used where, iv no idea!

Thanks

Blastoise186
Super User
Super User
December 13, 2024

The main Off-Peak tariffs would indeed be Economy 7 and Economy 10. OVO now has full support for both as proper Economy 10 support launched earlier this year.

With most Storage Heaters, the bulk of the usage is during the Charging phase only so that MUST run during Off-Peak only - when the Charging stops, the unit switches to only using a very small amount of electricity to run the controls - we’re talking just a few pence per day worth - so the Release phase can happen during Peak hours without incurring cost.

Securing energy by zapping security bugs... For that is The Blastoise Way! Remember, I'm just like you - AI Powered Evil Geniuses aren't Staff!
Vreid92Author
Rank 2
December 13, 2024

The main Off-Peak tariffs would indeed be Economy 7 and Economy 10. OVO now has full support for both as proper Economy 10 support launched earlier this year.

With most Storage Heaters, the bulk of the usage is during the Charging phase only so that MUST run during Off-Peak only - when the Charging stops, the unit switches to only using a very small amount of electricity to run the controls - we’re talking just a few pence per day worth - so the Release phase can happen during Peak hours without incurring cost.

Thanks! How does economy 10 work if RTS is shut down and smart meter cant be installed? How will it know when peak & off peak is? 

 

I have no idea why our peak is so high overnight. Its not going up a huge amount during the day so really confusing about overnight. 

I just want a credit meter or smart meter so I dont need to go to the shop in winter to constantly top up and a smart meter is out of the question so fingers crossed once energy ombudsman has finished investigating we will have a solution and save a little on fuel driving almost 8 miles there and back each time to top up🤞

Blastoise186
Super User
Super User
December 13, 2024

All I can say is that once RTS is dead, we can’t make any promises that RTS Meters will work at all.

You’ll need to migrate to Smart Meters to get rid of THTC anyway, same applies for going to a Credit Meter.

I’d say get the Smart Meter first as you can then request to switch to Credit Mode via PAYG Support - they can discuss that with you.

Securing energy by zapping security bugs... For that is The Blastoise Way! Remember, I'm just like you - AI Powered Evil Geniuses aren't Staff!
Vreid92Author
Rank 2
December 13, 2024

All I can say is that once RTS is dead, we can’t make any promises that RTS Meters will work at all.

You’ll need to migrate to Smart Meters to get rid of THTC anyway, same applies for going to a Credit Meter.

I’d say get the Smart Meter first as you can then request to switch to Credit Mode via PAYG Support - they can discuss that with you.

I have been told by the complaints handler due to no WAN in the area I cant have a smart meter installed and they dont even know if it will be available by the time the RTS shuts down. He offered Economy 10 or 7 credit meter, but i told him I am not being panned off and not willing to just say yes for the sake of it for it to cost twice as much in the long run because the meter wont have a clue whats off peak and whats peak. 

There has been so many engineers out at the poles around ours this past week and wondered if maybe they were anything to do with sorting out the WAN in the area for smart meter installation. How there is no WAN in our area, i dont know, 2 neighbours in the street have smart meters and the cottage out the back. 🤷‍♀️. They said they couldnt even install a dummy smart meter due to it needing signal for programming.

Nukecad
Super User
Super User
December 14, 2024

I have been told by the complaints handler due to no WAN in the area I cant have a smart meter installed and they dont even know if it will be available by the time the RTS shuts down…

cost twice as much in the long run because the meter wont have a clue whats off peak and whats peak.

As I understand it that ‘can’t install a smart meter (yet)’ is out of date information.
It was right, but things have been moving quickly with the RTS replacement rollout in the last several months and not everyone is up to speed with what has changed and what is happening now.

TBH this forum often seems to be much more up to date with it than Customer Support are, let alone a complaints handler in a back office.

 

It’s also my understanding that the meters that they are currently fitting to replace RTS meters have the Economy tariff switching times pre-programmed into them.
(Depending on which tariff the customer has chosen).

So even if they cannot connect to WAN they will still switch between peak and off-peak at those pre-programmed times.

Having no WAN just means that>

  1. They can’t report the usage directly and you would have to send in meter readings,
  2. They can’t be reprogrammed remotely, so if a timing change (or other change) was wanted/needed that could normally be done over WAN then an engineer would have to come out and do it at the meter instead.
I said, Hey - Watts going on.
Firedog
Super User
Super User
December 14, 2024

He offered Economy 10 or 7 credit meter, but i told him I am not being panned off and not willing to just say yes for the sake of it for it to cost twice as much in the long run because the meter wont have a clue whats off peak and whats peak. 
 

Meters configured for Economy 7 (E7) or Economy 10 (E10) will usually feed a separate circuit for heating and hot water. This circuit will only be live at the offpeak hours corresponding to the tariff. A smart meter will change tariff at the same times, so that all electricity consumed in offpeak hours is charged at offpeak rates. 

You will have to find out how your heating equipment is wired from the consumer unit. Ideally, storage heaters and the main immersion water heater are on one circuit  separate from everything else. 

With E7, any use of power-hungry equipment like your panel heaters during the day will be charged at peak rate. With E10, you only get 3 hours overnight but 7 more during the afternoon and evening. The overnight hours may not be enough to charge your storage heaters up fully, but the daytime slots will help. Panel heaters (and cookers and washers and dryers and hoovers ...) used in the daytime offpeak hours will be running at the offpeak rate. This may be enough to ensure that you stay warm all day. The E10 offpeak hours are 04:30-0730, 13:30-16:30 and 20:30-00:30, while for E7 they’re 00:00-07:00.
     

There has been so many engineers out at the poles around ours this past week and wondered if maybe they were anything to do with sorting out the WAN in the area for smart meter installation.
 

That’s not likely. Most of the antennae used for the WAN are mounted on the big television masts, so it’s possible the one your meter would be trying to connect to is on either the Knockmore or the Durris transmission tower. Your TV aerial may tell you which one. 

  

How there is no WAN in our area, i dont know, 2 neighbours in the street have smart meters and the cottage out the back.
  

It could just be something very local. If you can work out the direction towards your TV mast, is there anything close by between your meter and the mast? Like your house, if the meter’s on the wrong side, or a neighbour’s house?

  

They said they couldnt even install a dummy smart meter due to it needing signal for programming.
  

There’s no such animal, I’m afraid, despite what you may have read. However, the ‘programming’ you mention can be done beforehand, as Nukecad mentioned. The meter engineer would have to know which settings you want so he can order a specially pre-programmed meter for you. That’s why you have to sit down and work out whether E7 or E10 would be better for you; it wouldn’t be trivial to change later (unless your meter suddenly started calling home, of course). 
  

Noel | I have no official status; I'm just a volunteer who comes here to help other customers. My gear: Aclara SGM 1416-B Electricity-only E7 meter; Chameleon IHD3-PPMID-AAA | It may look as if I know what I’m talking about, but don’t let that fool you. |