Ohjaus taajuusmuuttajalla

-Mains input 3-vaihe 50/60Hz-400V
-Main thee-pole disconnector with external control interlocked with the door

-Auxiliary circuits and motors protection fuses
-Danfoss Inverter mod. VLT AQUA Drive FC202
-Three-pole line contactor sized in AC3 with 24V AC control coil (110V AC from 55kW power rating onwards) for direct starting of auxiliary motors
-Manually reset three-pole thermal relay, self-compensating in relationto the ambienttemperature. Provides protection against prolonged overloads and is sensitive to phase failure (1. (one) per auxiliary electric pump)
-400-230/24V transformer (110 V AC from 55kW power rating onwards) for auxiliary circuits
-Automatic-0-manual selector, stable manual position. When in the manual position, stopping and starting are enabled by means of the signal from the pressure switch and/or float (1 (one) per electric pump)
-Indicator lights

  • Mains power "on" indicator light (blue)
  • User operating indicator light (green) (1 (one) per electric pump)
  • Red indicator light for motor protection alarm (1 (one) per electric pump)

    -Forced ventilation kit
    -Input for power cable connection
    -Input for 4-20mA signal from pressure transducer
    -Input for enabling via pressure switch/float in the manual and automatic modes

    54MP01) Metal casing for installation on walls, locked with a circular/triangular key, IP54 protection class

    55MZ01) metal casing complete with galvanized steel plinth for anchoring to the foundation, closed with a circular/triangular key, IP54 protection class (see accessories section when not included in the standard cinfuguration).

    54MP02) metal casing for installation on walls. Blank external door (transparent on request). Locked with a circular key, IP54 protection class

    54MZ02) metal casing with blank external door (transparent on request). Complete with galvanized steel plinth for anchoring to the foundation. Locked with a circular key, IP54 protection class (see accessories section when not included in the standard configuration)

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