hi, ( i have two phase in building but in my room it is only one phase)
i want to purchase a rccb for my room,
i have following things
— ac 700 w
–cooler 300 w
–fridge 400 w
–computer 300 w
— inverter 850 kva.
please tel me what is to be checked and how to calulate before purchaseing
rccb.