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Pembsflyer

We have two single phase heat pumps on two phases of a three phase supply the third phase has an immersion heater. The heat pumps are set up as master and slave with the master doing virtually all the work (22000kwh/an).

We also have a three phase 15Kw turbine. generating 45000kwh/an

Our meter is a Sprint XP. When read the meter man takes two readings one for day and one for night rates.

If one heat pump on one phase draws 5kw and the turbine is generating 9kw on three phases, (3kw on each phase) does the meter average out the import export and effectively not tick up the meter? (Or does it tick up 5-3=2)

I hope this is clear without being too longwinded
 
The meter is automatically totalling the net import or export.
balencing the phase loads will not change your bill.
 
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Reactions: brianmoooore
Thanks James

We were thinking to change to 3 phase heat pump but this indicates I wouldn't make any difference to our bill.

Just so I'm clear; the meter will not tick up
 
If for instance you were doing the following
phase 1 …1kw consumption
phase 2 …1kw consumption
phase 3 …2kw generation

your meter reading (total) should not be increasing
 
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3 Phase meter with single phase imbalance
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Pembsflyer,
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