Technology Quiz: Electrical Engineering rikkonadmin27 maj 2021Leave a Comment Welcome to Technology Quiz: Electrical Engineering 1. What color should an emergency stop be according to SS EN 60204-1?Yellow push button with red backgroundBlue push button with white backgroundGreen push button with yellow backgroundRed push button with yellow background2. What's the voltage of the load -EB2?400VAC230VAC120VAC380VAC3. What will happen after pressing -SF3 after first pressing -SF2?The engine will change directionIt will short circuitThe engine speed will changeNothing will happen4. What material does an inductive sensor react to?LiquidPlasticMetalWood5. What is the highest Performance Level (PL) a safety circuit or component can achieve?DERA6. What is the highest Performance Level (PL) a safety circuit or component can achieve?11,3A4,34A8,62A6,52A7. Bonus question for a gold star if you manage to figure out the "Apparent effect" in the circuit using your result in Question 6.Question 6 was: An engine circuit supplied with 400 VAC where the asynchronous motor has an "Active output" of 3 kW. Determine the value to set the motor protection to. The engine has "cos fi" 0.80 and "η"About 4,3kVAAbout 5,1kVAAbout 3,9kVAAbout 4,5kVA8. What does the following symbol represent?Inductive sensorCapacitive sensorLoad sensorsPhotocell9. What three directives are usually followed in Europe in electrical installations and engineering in mechanical engineering?Low Voltage Directive (LVD), EMC Directive, Machinery DirectiveHigh Voltage Directive (HVD), EMC Directive, Voltage DirectiveHigh Voltage Directive (HVD), LMC Directive, Machinery DirectiveLow Voltage Directive (LVD), Electricity Directive, Machinery Directive10. You source a lamp with 24 VDC. The lamp has an output of 2 W. How great is the lamp’s resistance?275 Ω288 Ω310 Ω455 ΩTime is Up!