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Addverb Technologies
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I was interviewed in May 2023.
Rewinding a 72 slot 50 hp motor involves disassembling the motor, removing the old windings, and replacing them with new windings.
Disassemble the motor carefully to access the windings
Remove the old windings without damaging the core
Calculate the number of turns and wire gauge needed for the new windings
Wind the new coils carefully and evenly in the slots
Connect the windings properly and test the motor for functionalit
NO NC stands for Normally Open and Normally Closed. They refer to the state of a switch or relay when it is not activated.
NO (Normally Open) - the switch is open (off) when not activated
NC (Normally Closed) - the switch is closed (on) when not activated
Used in electrical circuits to control the flow of current
Commonly used in control panels, automation systems, and safety circuits
Earthing points are checked by using a multimeter to measure the resistance between the earthing point and the earth electrode.
Use a multimeter set to the resistance mode
Connect one probe to the earthing point and the other probe to the earth electrode
Check the resistance reading on the multimeter
A low resistance reading indicates a good earthing connection
Repeat the process for all earthing points in the system
Fan rewinding is the process of replacing the copper wire coils in the stator of a fan motor to restore its functionality.
Disconnect the fan from the power source before starting the rewinding process.
Remove the fan blades and outer casing to access the stator.
Carefully unwind the old copper wire coils from the stator and measure their length and gauge.
Select the appropriate gauge and length of copper wire for rewindin...
A contactor relay is an electrical device used to control a high-power circuit with a low-power signal.
Contactor relay consists of a coil, contacts, and an enclosure.
When the coil is energized, it creates a magnetic field that pulls the contacts together to close the circuit.
Contactor relays are commonly used in motor control circuits to start and stop motors.
They can also be used in lighting control, heating systems,
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I applied via Company Website and was interviewed in Aug 2022. There was 1 interview round.
I applied via Walk-in and was interviewed in Feb 2021. There were 3 interview rounds.
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The Hi-tech Robotic Systemz
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