POSCO MAHARASHTRA STEEL Junior Manager Interview Questions and Answers

Ammonia is not used in HP dosing due to its corrosive nature and potential health hazards.

• Ammonia is highly corrosive and can damage equipment over time.

• Morpholine is less corrosive and safer to handle compared to Ammonia.

• Ammonia can pose health risks if not handled properly, while Morpholine is considered safer for use in HP dosing.

Motor megger value should be at least twice the rated voltage of the motor. Cable size should be selected based on the full load current of the motor.

• Motor megger value should be at least 2 times the rated voltage of the motor to ensure insulation integrity.

• Cable size should be selected based on the full load current of the motor to prevent overheating and voltage drop.

• For example, for a motor rated at 400V, the megger...read more

OLR value of a motor is determined by the rating of the motor and the MPCB rating.

• OLR value is the Overload Relay value, which is used to protect the motor from overload conditions.

• The OLR value is typically set based on the rating of the motor and the rating of the Motor Protection Circuit Breaker (MPCB).

• For example, if a motor has a rating of 5 HP and the MPCB rating is 10A, the OLR value would be calculated accordin