Softstarter

what is this kind of device?

what is this kind of device?

Alexander Lüthard
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Alexander Lüthard
Flashcards
15
Students
3
Language
English
Category
Mechatronics
Created / Updated
23.03.2014 / 05.06.2014

Flashcards

What do you see on the picture below?

phase angle control (Phase-fired controller)

How is the semi-conducting element called that is able to swiching ac voltage?

Triac

How can the starting current of an elictrical drive be limited?

motor soft starter

What are motors called witch work with three phases?

polyphase motors

How ist a rotating field generated?

phase shifting

There are two main groups of polyphase motors. What are they called?

synchronous motor

asynchronous motor

How is the mains voltage called that is required for polyphase motors?

three-phase electric power

What does the abbreviation ''AC'' mean?

alternating current

What name do semi-conducting elements have witch are made for high current applications?

power electronics

What does RMS mean?

root mean square

What is the name of the power that a asynchronous motor has (except active power, reactive power)?

apparent power

How many connectors does a Triac usually have?

three connectors

What are the two different ways of phase angle control called?

half wave control

full wave control

What is the voltage between two phases (switzerland)?

How many degrees are the phases shifted?

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