Resistance of electrolytic starters

Principle 

This type of starter motor provides high-end starting performance while reducing costs associated with high power.
During start-up, the variation in power and impedance of the starter motor is ensured by adjusting the electrodes in an electrolytic bath. The more the electrodes are immersed, the more power they will deliver.

Benefits

  • Energy savings
  • Reliable
  • Resistant to tropical and corrosive atmospheres
  • Economical
  • High permissible power ratings
  • Adaptable start-up curve
  • Wide range of settings.
  • IP54
  • No heat emission

Compliance with standards

A safe investment

This type of starter easily adapts to motors. If the motor is changed or the process is modified, a simple adjustment allows you to keep the electrolytic starter and save costs.

Range

EP STARTER

The "continuously variable" liquid starters in the EP range are designed to start high-power slip ring motors. The starter consists of:

  • A tank containing the electrolyte
  • A mechanism that controls the movement of the electrodes
  • An MT box containing the short-circuit contactor
  • A low-voltage control equipment cabinet

Innovative technology and internet connection

  • Degree of protection of the tank and enclosure: IP54
  • High-quality, durable assembly Stainless steel – bronze – PTFE maintenance-free
  • Intelligent sequencer (optional) providing all automation and safety functions and performing special functions:
  • Recording of start-up curves on PC
  • Constant current start
  • Connection to the TCP/IP network and the Internet, etc.

 DEMARREUR ARL (UR<1200V)

The ARL starter, based on the intrinsic characteristics of electrolytes, offers decreasing resistance when current passes through it. Its electrolyte resistance, always in liquid phase, ensures remarkable starts. Depending on the applications and motor power, 2-stroke or 3-stroke assemblies are available. At the end of the start, the short-circuit contactor eliminates the starter.

DEMARREUR CRN (UR<500V)

The CRN variable-level starter consists of two resistors in parallel. The first is set to provide torque at start-up and absorb most of the energy (80%). The second resistor is activated during the final phase of start-up when the motor has reached 60 to 80% of its speed. The pump gradually fills the upper tank. The resistance decreases continuously, ensuring that the motor accelerates to its rated speed.
At the end of the start-up, the short-circuit contactor eliminates the starter.

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