When I turn the throttle slowly, I hear a certain noise. Is this normal?
Curtis 72/120V 275A (0-5K) PMC 1209B-7205
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Open Apr 26, 2023 - 10:13 AM
1answer
Answer
Apr 26, 2023 - 10:14 AM
Yes, it's perfectly normal. What you're hearing is the frequency shifting feature, which produces a 1.5 kHz tone during the first 15% duty cycle of the PWM output. This tone is normal during low-throttle, slow-speed manoeuvring.
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Curtis 72/120V 275A (0-5K) PMC 1209B-7205
Cross Reference:CL7008090, CT1209B-7205, HU3183987, YP150121073, YP1501210-737008090, 1209B-7205, 3183987, 150121073, 1501210-73Please select the preferred condition for Curtis 72/120V 275A (0-5K) PMC 1209B-7205 if options are available.Remanufactured OEM Curtis 72/120V 275A (0-5K) PMC 1209B-7205 wi...
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