What is the main role of the high-voltage disconnector in the circuit?
(1) Isolate the high-voltage power supply to ensure the safety of overhaul of other equipment(2) Used in conjunction with a circuit breaker to operate when the circuit breaker is open(3) Turn on and off the small current circuit
举一反三
- What is the role of high voltage circuit breaker QF?
- The circuit containing inductor may have high voltage at the moment of switching.
- Which of the following is not the role of high-voltage circuit breaker ? ( ) A: Switch on and off various load circuits under normal conditions B: Automatically and quickly switch off the fault current under fault conditions C: Realize the function of automatic reclosing D: Switching voltage level
- Which component in the ignition circuit provides high voltage in the secondary circuit? A: Ballast resistor B: Ignition coil C: Battery D: Ignition distributor
- The primary role of the distributor is to distribute high voltage from the to the correct cylinder. A: coil B: piston C: Spark plug
内容
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The ignition system falls into two sections: low-voltage circuit and high-voltage circuit.
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The primary role of the distributor is to distribute high voltage from the( )to the correct cylinder. A: spark plug B: piston C: coil D: rotor
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An open circuit pn junction under illumination generates an open circuit voltage Voc.
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In the ignition system , the primary circuit carries _____ voltage
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When the input voltage to this circuit is 0.25 V, the output voltage is （ ）.[img=330x151]17a3dde427a4d5d.png[/img]