... the operator in operation.Over speed and imbalance protection, the centrifuge will stop automatically when the above situation happened.3 tiers ... safe and reliable. Emergency locks under the bottom of the centrifuge which help you open the lid, when power off. Technical ... AC220V/110V, 50HZ/60HZ, 5A Rotors available for table top multi-pipe centrifuge TD5 Order number Rotors Max speed r/minCapacity mlMax ...