Reply To: BTS NOKIA POWER CONSUMPTION 26th October 2006 at 12:04 #43043 patrickGuest P V Ramana – 18 Oct 2006 I don’t know the power of IDU but i can to tell you that we use a rectifier of 300W for 4 or 5 IDU FIU. With a circuit breaker or fuse of 6-10A.