Premier Energies Interview Questions and Answers

The basic IEC standards in PV module design & type qualification are IEC 61215 and IEC 61730 for design qualification, and IEC 61215 and IEC 61730 for type qualification. The safety qualification standard is IEC 61730.

• IEC 61215 is the standard for crystalline silicon terrestrial photovoltaic (PV) modules

• IEC 61730 is the standard for safety qualification of PV modules

• Design qualification ensures the module design meets specific requirements

• Type qualification tests the modules ...read more

The wattage of a solar cell depends on various factors such as its size, efficiency, and sunlight intensity.

• The wattage of a solar cell is determined by multiplying its voltage and current output.

• The size of the solar cell affects its wattage, as larger cells can generate more power.

• The efficiency of the solar cell also plays a role, as higher efficiency cells can convert more sunlight into electricity.

• The intensity of sunlight received by the solar cell affects its wattage, ...read more

The manufacturing process of the printing line involves various steps to produce printed materials efficiently.

• Designing the layout of the printing line

• Selecting the appropriate printing technology (e.g. offset, digital, flexography)

• Calibrating and setting up the printing equipment

• Testing the printing quality and making adjustments as needed

• Implementing quality control measures throughout the process

Solar backsheet layers provide protection and insulation for solar panels.

• Solar backsheet layers are typically made of a combination of materials such as polyester, fluoropolymer, and ethylene-vinyl acetate (EVA).

• The backsheet layers act as a barrier against moisture, UV radiation, and other environmental factors that can degrade the solar cells.

• They also provide electrical insulation to prevent short circuits and ensure the safety of the solar panel system.

• Some backsheet lay...read more

A multimeter is a versatile tool used to measure voltage, current, and resistance in electrical circuits.

• Measures voltage: Used to measure the potential difference between two points in a circuit.

• Measures current: Used to measure the flow of electric charge in a circuit.

• Measures resistance: Used to measure the opposition to the flow of electric current in a circuit.

• Can also measure continuity, capacitance, and frequency in some models.

• Commonly used in troubleshooting electric...read more