38 lines
973 B
Markdown
38 lines
973 B
Markdown
---
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created: 2026-01-10T07:29:48
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category:
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- "[[Products]]"
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maker: "[[Mitsubishi]]"
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model: EHPT21X-UKHDW
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rating:
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price:
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acquired:
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monthly-uses: 30
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topic:
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- "[[91 Meigh Road Heating and DHW]]"
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---
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[[Grundfosliterature-5439390.pdf|grunfloss pump manual]]
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[flow and pressure drop simulator](https://heatpumps.co.uk/technical/flow-rate-and-pressure-drop-simulator/)
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- System details
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- Required flow rate @ design temp -4c
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- 0.3 m3/hr
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- 13.4 L/min
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- 0.22 L/sec
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- Pumps
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- Main pump
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- Grundfos UPMGEO
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- 25-85 130
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- P/N:99259200
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- PC:2050HTA
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- [Product page](https://product-selection.grundfos.com/uk/products/up-oem/upm-geo-oem/upm-geo-59C23852)
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- Radiators
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- Grundfos UPM3 AUTO
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- 25-70 130 ZZZ
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- BDR Thermea Group
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- [Product page](https://product-selection.grundfos.com/products/upm3-upm4-oem/upm3-auto-oem/upm3-auto-59C93602)
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- UFH
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- Grundfos UPM3 FLEX AS
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- 25-75 130 AZA
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I think the main pump would be good enough to drive the UFH and rads |