Electronic direct starter panel for 3 motors for pressure boosters, clean water and wastewater, with display.

• Multi-application panel
• Motor data self-learning
• Alarm and event data logger
• Remote control
• Motherboard protection

• Operating voltage 400Vac +15/-20% 50/60Hz
• Main isolator switch with door lock
• Button for automatic operation
• Button for manual operation (stable/unstable)
• Siren mute button
• Auxiliary circuit protection fuse
• Motor protection fuse
• No. 3 contactors
• External enclosure in thermoplastic material
• Cable glands
• IP65 protection rating
• Operating temperature -5/+40°C

INPUTS/OUTPUTS

• No. 5 extra-low voltage inputs
• 4-20mA input
• No. 3 extra-low voltage inputs for motor Klixon
• No. 2 12Vdc alarm outputs, max. 200mA, for siren and LED flashing light
• Alarm output max. 5A NC-COM-NO (dry contact)

PROTECTIONS

• Minimum and maximum current protection for each motor with alarm
• Phase failure and phase sequence protection with automatic reset and alarm
• Minimum and maximum voltage protection with automatic reset and alarm
• Klixon protection for each motor with automatic reset and alarm

ADVANTAGES

• Multilingual LCD display for viewing:
   – Mains voltage
   – Current for each motor
   – Hour counter for each motor
   – Pressure switch status
   – Level status
   – System pressure with pressure transducer
   – Tank level in metres with piezoresistive probe
   – All messages relating to motor operation
• Self-learning of maximum and minimum current for each motor
• Dry running with level control and minimum current
• Deactivatable alternation of the 3 motors
• 3s delay between the starting of the 3 motors
• Automatic switching in the event of motor failure
• Pressure loss control
• Adjustable mains return delay
• Siren mute
• Operation with pressure switches, floats, probes, pressure transducer and 4-20mA piezoresistive probe