Hello, can anyone help me I went to a care home yesterday and found they have a R5 meter supplying 3 boilers, 2 ovens, a cooker, hob and a tumble drier. I timed 1 revolution on the test dial all in seconds:
Boiler 1: 30.4,
Boiler 2: 48.8,
Boiler 3: 65.5,
Cooker: 105.5,
Oven 1: 363.8...