0
Parameter FCMA Starter WWE LRS Remarks
Starting current 1.Fixed
2.Goes upto 5 times Ie
(Rated current) 1.Adjustible, programmable at site2.Limited to 3.5 times Ie (Rated current)
1.Flexibility
2.Ensures less stress on motor coils & hence, longer coil life
Starting Voltage dip
1.Higher than 5%.
2.Power Factor drops during start, hence further Voltage dip
3.Voltage drop fixed, cannot be adjusted; hence not possible to add new equipment in the plant if the power supply is not adequate.
1.Can be limited to less than 3%.
2.No affect on Power Factor
3.Voltage drop adjustable at site, so new equipment can be added easily on the same power supply.
1.Lower Voltage dip ensures smooth functioning of other equipment in the plant.
2.Programmable voltage drop ensures that further equipment can be added to the system as & when required with the existing power supply.
Starting results
Possible to predict the starting results like starting current, starting time & starting voltage drop
Helps to predict & confirm the starting of the motor. Rating
Max. rating supplied less than 10000 KW
Max rating supplied 25000 KW. Can go upto 40 MW.
Contains lot of copper metal & hence, heavy.
Weight is comparatively less
Involves costly copper metal, hence expensive & price fluctuating
Lesser price.
What else can I help you with?
What are the different types of braking in dc motors?
plugging rheostatic or dynamic braking regenerative braking
Working and principle of stepper motor?
there are different types of stepper motors according to there working voltage such as 5-24v. there are different types and number of wires. this motor moves clock and anti clock wise .
What are the different types of induction motors?
DOL(Direct Online starting) Star Delta starting Auto transformer starting Above methods are for squirrel cage induction motor Rotor resistance starting is used for wound rotor or slip ring induction motor
Conclusion of ac motors?
there are many types of ac motor, each of those work on a specific/ certain task. Ac motors are really helpful to world today
How many types of DC motor?
Types of AC MotorsClassification Based On Principle Of Operation:(a) Synchronous Motors.1. Plain2. Super(b) Asynchronous Motors.1. Induction Motors:(a) Squirrel Cage(b) Slip-Ring (external resistance).2. Commutator Motors:(a) Series(b) Compensated(c) Shunt(d) Repulsion(e) Repulsion-start induction(f) Repulsion induction
What are the different types of soft starters for large motors please explain?
Soft starters for large motors can be categorized into three main types: resistive, inductive, and electronic soft starters. Resistive soft starters use resistors to limit the initial current, providing smooth acceleration but generating heat. Inductive soft starters employ autotransformers or reactors to reduce voltage during startup, allowing for a gradual increase in motor speed. Electronic soft starters utilize solid-state devices to control voltage and current, offering precise control and advanced features like overload protection and monitoring capabilities.
What are the different types of motors used in Broan bathroom fans?
The different types of motors used in Broan bathroom fans are typically either AC motors or DC motors. AC motors are more common and are powered by alternating current, while DC motors are powered by direct current. Both types of motors are used in Broan fans to provide efficient and reliable operation.
What are different types of starters?
DOL, Star Delta, Soft starter, VFD
Are there different types of 350 Oldsmobile motors?
Yes, some were gasoline and some were diesel
What are the different types of motor kits?
There are four types of motor kits, the folding motor device, lightweight motors, super light weight motors and speed motors. Folding motor device caters to folding bikes only. Bear in mind that the main purpose of a bicycle motor is to increase speed. For starters, the light weight model is an ideal choice. One can shift from the light weight motor to super light weight motor if one becomes completely confident in balancing and controlling the bike.
What is Reduced Voltage starters?
Reduced voltage starters are devices used to start electrical motors by applying a lower voltage to the motor during startup, which reduces inrush current and mechanical stress. This gradual increase in voltage helps prevent damage to the motor and connected equipment, extending their lifespan. Common types of reduced voltage starters include autotransformer starters, star-delta starters, and soft starters. These systems are particularly useful in applications where high starting torque is not required, and energy efficiency is a priority.
What are the different types of AC motor?
slip ring, synchronous, and squirrel cage induction motors....
What are the different types of braking in dc motors?
plugging rheostatic or dynamic braking regenerative braking
What are the types of induction motors?
2 types of motors First - AC Second - DC
What types of dc motor starters?
3 point & 4 point starters are used
What are the different types of induction?
According to types ofrotors....Induction motors are classified into two types. They are1.sqirrel guage induction motor2.slip ring induction motor/...........
How many types of starter are there for fluorescent bulbs?
There are two main types of starters for fluorescent bulbs: preheat starters and rapid-start starters. Preheat starters are used with older-style fluorescent fixtures, while rapid-start starters are used with newer fixtures.
