4 Operation4.2 Operational warnings116 Rapid Link 5 · RAMO5 · RASP5 05/20 MN034004EN www.eaton.com4.2 Operational warningsPlease observe the following notes. DANGERCommissioning must only be completed by qualified technicians. DANGER – DANGEROUS ELECTRICAL VOLTAGE!The safety instructions on pages I and II must be followed.ATTENTIONBefore switching on the supply voltage (400 V AC) for the firsttime, check that all cables are connected to the correct termi-nals and that all PE and earth connections have been establis-hed.ATTENTIONFor RASP5 units, the pause between two power-on operationsmust be at least one minute. DANGERThe contacts of the motor feeder sockets may be live when thesupply voltage (mains voltage) is connected.The control signal terminals are isolated from the line powerpotential. DANGERRAMO5 unit outputs carry a dangerous voltage whenever thesupply voltage is switched on, even if the unit is in the OFF/STOP state. DANGERDo not remove the motor plug or power plug when the systemis live. DANGERThe output to the brake carries a dangerous voltage wheneverthe supply voltage is switched on - even if in the OFF state!