WebMay 26, 2024 · That means this alternator is capable of putting out 50A at the “low” test speed, which is either 1,500 RPM or “the idle speed of the engine,” depending on which standard you’re dealing with. The next number is 120, which is “IR” or the amperage output … When you start installing a bunch of aftermarket audio equipment, especially pow… WebCar alternators produce maximum output at a speed of 2400 RPM. Average car alternator output The average output of a car alternator may vary from 40 amperes to 120 amperes. Some high amplitude alternators can produce up to 300 amperes of current. The voltage of a normal alternator is 12 volts.
automotive - Alternator current when charging flat battery
WebJun 1, 2024 · A typical 3-wire alternator wiring diagram with an internal voltage regulator. Computer-Controlled Voltage Regulation. Many late-model vehicles use the engine computer, which is often referred to as the powertrain control module (PCM), to control alternator output. Most modules use an internal driver to turn the alternator’s field circuit … WebSep 10, 2014 · You will need 532 amps of alt to sustain this amp constantly while running the car and a few accessories. This would apply if the amp was running a constant tone, like in competitions. But we all know music isn't just a sine wave. So with a few batteries to ensure the voltage is stable, you can get away with a lot less alternator. chucky charles lee
how fast does the alternator charge the battery?
WebSep 4, 2015 · Voltage will remain close to static, it is a 14v system, so generally somewhere between 13.8 to 14.2v is normal. Amperage is tied to load demand. So light loads, low amperage output. It changes all the time. The alternators are rated for a peak amperage based on the potential demands of the car. WebDec 28, 2024 · How many amps does a typical car alternator produce? The power that can be produced by an alternator is determined by the alternator rating. The output of the … WebOct 2, 2024 · Alternator ratings range from about 60 or 70 amps up to 150 amps or more on many late-model vehicles. Some high-output alternators can generate upward of 200 … chucky character movies