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DOL Motor Starter
Why Starter
• A starter is required for a three stage Induction Motor, why because
if you start the motor directly at the time of starting, motor will
consume more current that cause a adjoining equipment's to
damage. To avoid a starter is required with a specific end goal to
constrain the beginning current.
• This will increase the voltage losses in the winding which will
overheat the Motor.
• The overwhelming starting current may harm the Motor winding.
Types of Motor Starter
• DOL (Direct On Line) Motor Starter
• Star Delta Starter
• Auto transformer starter
• Motor Soft starter
• Three Point starter
• four point starter
DOL Motor Starter
•
• Direct Online Starter as the name implies the
starter connects the motor directly across the
line is called DOL Motor Starter.
• In this Method a Motor is connected by means
of starter across full supply voltage.
• Used up to 5HP.
• Doesn't increase the starting current.
• Its connect directly the motor with supply for
starting as well as for running.
About Us
• Magnumswitchgear is a No. 1 leading DOL
Motor Starter manufacturers in Bangalore.
• Contact us
http://www.magnumswitchgear.com/dol-motor-
starter-mach-series/
+91-8618241212, +91-80-23580952
THANK YOU

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DOL Motor Starter: Why They're Needed and Types

  • 2. Why Starter • A starter is required for a three stage Induction Motor, why because if you start the motor directly at the time of starting, motor will consume more current that cause a adjoining equipment's to damage. To avoid a starter is required with a specific end goal to constrain the beginning current. • This will increase the voltage losses in the winding which will overheat the Motor. • The overwhelming starting current may harm the Motor winding.
  • 3. Types of Motor Starter • DOL (Direct On Line) Motor Starter • Star Delta Starter • Auto transformer starter • Motor Soft starter • Three Point starter • four point starter
  • 5. • Direct Online Starter as the name implies the starter connects the motor directly across the line is called DOL Motor Starter. • In this Method a Motor is connected by means of starter across full supply voltage. • Used up to 5HP. • Doesn't increase the starting current. • Its connect directly the motor with supply for starting as well as for running.
  • 6. About Us • Magnumswitchgear is a No. 1 leading DOL Motor Starter manufacturers in Bangalore. • Contact us http://www.magnumswitchgear.com/dol-motor- starter-mach-series/ +91-8618241212, +91-80-23580952