Pradhan Associates Interview Questions, Process, and Tips

Rotary equipment refers to machines that rotate around a central axis.

• Pumps (centrifugal, positive displacement)

• Compressors (centrifugal, reciprocating, screw)

• Turbines (steam, gas, hydraulic)

• Mixers (agitators, blenders)

• Fans (centrifugal, axial)

• Rollers (conveyor, printing)

• Generators (diesel, gas, wind)

• Extruders (single screw, twin screw)

Communicate clearly and set expectations, provide training and support, and take corrective action if necessary.

• Clearly communicate expectations and consequences of not following instructions

• Provide training and support to ensure understanding and competence

• Take corrective action if necessary, including disciplinary measures

• Document incidents and follow up with individuals to prevent future occurrences

I have handled furnaces ranging from small residential units to large industrial furnaces.

• Handled various sizes of furnaces including residential, commercial, and industrial

• Experience with troubleshooting and maintenance of different furnace sizes

• Managed installation and repair of furnaces of different capacities

I have handled a team of 20 employees in my previous role as a Resident Manager.

• Managed a team of 20 employees in previous role

• Assigned tasks and responsibilities to team members

• Conducted performance evaluations and provided feedback

• Implemented training programs to enhance team's skills

Setting up a multiple function relay involves configuring the relay settings, connecting it to the power source and load, and testing its functionality.

• Configure the relay settings based on the specific functions required, such as overcurrent protection, voltage monitoring, or phase sequence detection.

• Connect the relay to the power source and load using appropriate wiring and terminals.

• Test the relay's functionality by...read more

As a Junior Electrical Engineer, I am responsible for assisting in designing, testing, and maintaining electrical systems.

• Assist in designing electrical systems

• Conduct testing on electrical components

• Maintain and troubleshoot electrical systems

• Collaborate with senior engineers on projects

• Ensure compliance with safety regulations

Maintenance procedures for an OLTC transformer involve regular inspection, cleaning, lubrication, and testing.

• Regularly inspect the OLTC for any signs of wear, damage, or overheating.

• Clean the OLTC contacts and components to ensure proper functioning.

• Lubricate moving parts to prevent friction and wear.

• Perform routine testing to check the OLTC's operation and efficiency.

• Keep detailed records of maintenance activities an...read more

Maintenance procedures for LT and HT motors involve regular inspection, cleaning, lubrication, and testing.

• Regularly inspect motor for any signs of wear or damage

• Clean motor components to prevent dust and debris buildup

• Lubricate moving parts as per manufacturer's recommendations

• Test motor performance using appropriate tools and equipment

• Check electrical connections for tightness and signs of overheating

• Monitor motor te...read more

Parameters for setting Variable Voltage and Frequency Drives (VVFD) include voltage, frequency, acceleration time, deceleration time, and motor overload protection.

• Voltage setting determines the output voltage supplied to the motor.

• Frequency setting controls the speed of the motor.

• Acceleration time sets the time taken for the motor to reach full speed from standstill.

• Deceleration time determines how quickly the motor s...read more

I have worked with Allen-Bradley PLCs and have experience with inter-node communication.

• I have experience working with Allen-Bradley PLCs, specifically the ControlLogix series.

• Inter-node communication refers to the exchange of data between different nodes or devices within a PLC network.

• This communication can be achieved using various protocols such as Ethernet/IP, DeviceNet, or ControlNet.

• Examples of inter-node commun...read more

Relay setting parameters include current rating, time delay, and pickup voltage. Contactors and cables for a feeder are selected based on load current, voltage rating, and environmental conditions.

• Relay setting parameters include current rating, time delay, and pickup voltage

• Contactors for a feeder are selected based on load current and voltage rating

• Cables for a feeder are selected based on load current, voltage ratin

To check pi value of transformer, perform insulation resistance test. For maintenance of HT and LT motors, follow manufacturer's guidelines.

• To check pi value of transformer, perform insulation resistance test using a megger.

• For maintenance of HT and LT motors, follow manufacturer's guidelines regarding lubrication, cleaning, and inspection.

• Regularly check for any abnormal noise, vibration, or temperature rise in motors...read more