# \#melcloud

**URL:** https://community.openenergymonitor.org/tag/melcloud/589.md

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## [Low COP for hot water, is it real?](https://community.openenergymonitor.org/t/low-cop-for-hot-water-is-it-real/29935)

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**Author:** [@jb3tzghz](https://community.openenergymonitor.org/u/jb3tzghz)\
**Replies:** 10\
**Last updated:** [4 May 2026 06:10 UTC](https://community.openenergymonitor.org/t/low-cop-for-hot-water-is-it-real/29935 "2026-05-04T06:10:47Z")

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We have a 14kW Mitsubishi Ecodan installed in September last year. The MELCloud system was pretty disappointing and put me off properly looking at system efficiency. For this reason, after the install, we wish we’d consi…

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## [Melcloud energy csv file](https://community.openenergymonitor.org/t/melcloud-energy-csv-file/29285)

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**Author:** [@daz](https://community.openenergymonitor.org/u/daz)\
**Replies:** 3\
**Last updated:** [13 November 2025 19:47 UTC](https://community.openenergymonitor.org/t/melcloud-energy-csv-file/29285 "2025-11-13T19:47:52Z")

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I am looking into doing something with the csv download on the melcloud, main idea is some minute by minute monitoring for a server. my ecodan has stopped updating its data since a firmware update in 2022, resulting in …

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## [Estimating Power from MelCloud data](https://community.openenergymonitor.org/t/estimating-power-from-melcloud-data/26767)

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**Author:** [@abbbbbottttt](https://community.openenergymonitor.org/u/abbbbbottttt)\
**Replies:** 28\
**Last updated:** [27 December 2024 15:18 UTC](https://community.openenergymonitor.org/t/estimating-power-from-melcloud-data/26767 "2024-12-27T15:18:44Z")

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Hi, I’m looking to take my heat pump monitoring a step further and have been playing with the MyHeatPump app. My current set up involves feeds of data from emonTx4 (power only), MelCloud, and Octopus. This gets me pre…

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## [MELCloud Certificate Issues - May 2024](https://community.openenergymonitor.org/t/melcloud-certificate-issues-may-2024/26189)

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**Author:** [@Arild\_Skullerud](https://community.openenergymonitor.org/u/Arild_Skullerud)\
**Replies:** 10\
**Last updated:** [28 May 2024 09:35 UTC](https://community.openenergymonitor.org/t/melcloud-certificate-issues-may-2024/26189 "2024-05-28T09:35:03Z")

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Melcloud is down again as of today May 23rd at about 1300 cet.

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## [MELCloud Service Outage - April 2024](https://community.openenergymonitor.org/t/melcloud-service-outage-april-2024/26033)

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**Author:** [@Timbones](https://community.openenergymonitor.org/u/Timbones)\
**Replies:** 29\
**Last updated:** [4 May 2024 16:16 UTC](https://community.openenergymonitor.org/t/melcloud-service-outage-april-2024/26033 "2024-05-04T16:16:56Z")

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FYI: MELCloud’s been offline since 8pm this evening \[Apr 17th\]; the app is working, but no new data is showing. Wifi dongle’s blinking ERR light says it can’t connect to the server. Seeing the same across half-a-dozen sy…

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## [MelCloud polling issues](https://community.openenergymonitor.org/t/melcloud-polling-issues/25518)

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**Author:** [@Timbones](https://community.openenergymonitor.org/u/Timbones)\
**Replies:** 15\
**Last updated:** [4 April 2024 10:53 UTC](https://community.openenergymonitor.org/t/melcloud-polling-issues/25518 "2024-04-04T10:53:44Z")

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Off-topic: how often are you usually polling MelCloud? I used to be able to get away with every minute but occasionally had to drop to 2 minutes. I now keep it at 2 minutes, which is just about usable still, and I don’t…

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## [Importing historical data](https://community.openenergymonitor.org/t/importing-historical-data/20672)

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**Author:** [@mjr](https://community.openenergymonitor.org/u/mjr)\
**Replies:** 2\
**Last updated:** [12 June 2022 21:59 UTC](https://community.openenergymonitor.org/t/importing-historical-data/20672 "2022-06-12T21:59:47Z")

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I’m setting up a new emoncms. How best to import historical readings? Can I extract the data from melcloud from before I set up my first emoncms and import that somehow too? Thanks for any answers. Maybe @MyFores…