Technical Data

• Power input 3-50 – 60 Hz 400V +/-10%;
• 4 – 20 mA input for external electronic pressure switch;
• Very low voltage input for pressure switch or minimum float switch;
• Selector for AUTO-OFF·MANUAL motor operation
• (in MANUAL start input from pressure switch);
• Electronic frequency inverter with the following functions:
• illuminated LCD;
• set up menu: functions;
• visualization of: voltage, phase current, active and apparent power for each phase, COS phi of each phase, kWh;
• sequential list of the events;
• clock data with buffer battery;
• acceleration and deceleration ramps with torque control adjustable from keyboard;
• set up time of acceleration and deceleration
• ‘PID” (Proportional Integrated Derivated) set up;
• remote control by pc with connection via convertor RS232;
• phase failure protection, minimax voltage protection, phase-sequence protection;
• incorporated by-pass system;
• Auxiliary circuits protection fuse;
• Motor protection fuses;
• Main switch with door interlock;
• Metallic box;
• Protection IP55;
• Ambient temperature: -51+40·C;
• Relative humidity 50% at 4O·C (not condensed).