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Triggers

Energy

Energy and load

5 Recipes Triggers · energy
Storm reserve: pre-charge the battery and shed discretionary loads When a wind warning or a grid-frequency excursion is detected, the battery is charged to 95 %, discretionary loads are shed, and the reserve floor is raised from 20 % to 60 % so a 6-hour outage does not leave the house dark. matter 300000 ms EV charging that yields to the oven without stranding the car The charger modulates from 6 A to 16 A to hold total house load under the 63 A main fuse, pausing rather than stopping when the oven or dryer starts, and guarantees 40 % charge by 07:00 whatever the household does. wifi 15000 ms Dishwasher deferral to the cheapest two-hour tariff window Instead of a fixed overnight start, the dishwasher is held until the cheapest two-hour block of the next 14 hours, calculated from the day-ahead prices. Average saving measured over a quarter: 31 % on that appliance's energy cost. zigbee 50400000 ms Divert solar surplus to the hot water cylinder instead of exporting at 4 ¢ The immersion heater steps up in 400 W increments to absorb PV surplus, holding grid import between -50 W and +150 W for four hours. In a 4.2 kWp array this captured 6.8 kWh on a clear April day instead of exporting it at the feed-in rate. matter 60000 ms Nightly phantom-load audit that finds the 38 W you forgot about At 03:00 the house is quiet, so the automation reads every metering plug and ranks standby draw. A first run found 38 W of permanent load — 333 kWh a year — from a games console, a printer and an old set-top box. zigbee 60000 ms