Filters
Question type

Each winding in motors designed for part winding starting is individually protected by ____________________ overload heaters.

Correct Answer

verifed

verified

The thermal capacity of the stator windings greatly limits the length of starting time for a part winding motor. How do you overcome this problem?

Correct Answer

verifed

verified

It is possible to provide a third step i...

View Answer

When dual voltage motors are used, the motor must be operated on the high voltage setting of the motor.

A) True
B) False

Correct Answer

verifed

verified

Part winding starting is typically used for motors that supply the moving force for centrifugal pumps, fans, and blowers.

A) True
B) False

Correct Answer

verifed

verified

In part winding starting, neither of the two windings is individually capable of withstanding the starting current for more than a few seconds.

A) True
B) False

Correct Answer

verifed

verified

The method of starting in which only half the motor winding is used during starting is called ____________________ starting.

Correct Answer

verifed

verified

Figure 27-2 Figure 27-2    -In the accompanying figure, why are both overload relays connected in series? -In the accompanying figure, why are both overload relays connected in series?

Correct Answer

verifed

verified

Both overload relays are conne...

View Answer

The thermal capacity of the stator windings greatly limits the length of starting time for a part winding motor. How can you help overcome this problem?

Correct Answer

verifed

verified

To help overcome this problem, it is possible to provide a third step in the starting process and further limit starting current.

One advantage of part winding starters is that they provide ____________________ starting because the motor is never disconnected from the power line during the starting time.

Correct Answer

verifed

verified

Delta connected dual voltage motors are acceptable for part winding starting.

A) True
B) False

Correct Answer

verifed

verified

What happens if the second winding is not connected to the power line within a short period of time?

Correct Answer

verifed

verified

The first winding can be severely damaged.

With part winding starting, the first winding will ____________________ rapidly if the second windings is not connected within a very short period of time.

Correct Answer

verifed

verified

Part winding starters provide closed transition starting.

A) True
B) False

Correct Answer

verifed

verified

To help prevent damaging the first winding, some circuits contain a timer that disconnects power to the motor if the second winding is not energized within a predetermined time. This timer is often called a(n) ____________________.

Correct Answer

verifed

verified

Motors designed to be used for part winding starting contain two separate stator windings. What are they?

Correct Answer

verifed

verified

The stator windings may be wye or delta connected depending on the manufacturer.

Showing 1 - 15 of 15

Related Exams

Show Answer