3 ms·

Your math is off by a lot. 1.5 kW for 3 minutes is 0.075 kWh.

• lucb1e 4y ago
  > Your math is off by a lot. 1.5 kW for 3 minutes is 0.075 kWh Oh, you're right, I rounded the three quarter up to a one, but failed to remove the zero before it. Either way, it's a lot better than even just filling up the cold radiator with hot water, let alone it heating the rest of the room up!