elevator autotransformer starter for slow start with intermediate voltage

Specifications

Autotransformer magnetic starter

Specifications

Electromechanical control panel
IP 55 metal cabinet
Door interlock switch -disconnector with main fuses
Three phase elevator autotransformer
N.3 Contactors (power supply - starting - work)
Thermal relay 
Ammeter with ammetric selector switch for three ammetric transformers
Voltmeter with voltmetric selector switch
400/24V safety transformer for auxiliary circuit
Auxiliary circuit fuses
Man - 0 - Aut selector switch
Heat contact high temperature autotransformer
Running light
Overload light
High temperature autotransformer light
Start - stop push button
Exchanger delayed and safety relay
Ventilation system
Terminal board
Voltage 400V (3P) 50 Hz
Certification and electric layout

Optionals:
Level relay with probes
Programmable electronic control card for under /over voltage, phase failure, phase sequence and under /over frequency
LCD warning display (with electronic card only)
Hours counter
Daily or weekly timer
Heat regulator
Starting motor meter

Control voltage drop in the supply network when starting motor

Control load torque during start

Control starting time to keep thermal stresses in the rotor reasonable

With ease of operation, increased reliability and compact footprint,  Hvacstar will provide your Power Process System installation with significantly lower Total Cost of Ownership.

Auto transformer is another form of reduced voltage motor starter. The auto-transformer starter employs high voltage devices to control the current flow and therefore teh voltage applied to the motor.

 Plant display

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