HAN: ATV630U75N4. SCHNEIDER ELECTRIC ALTIVAR PROCESS ATV630U75N4 VARIABLE SPEED DRIVE. THE ATV630U75N4 IS A HIGH-PERFORMANCE PROCESS VARIABLE SPEED DRIVE FROM THE ALTIVAR PROCESS ATV600 RANGE. THE ATV630U75N4 PROVIDES AN OUTPUT FREQUENCY RANGE FROM 0.0001 TO 0.5 KHZ WITH A NOMINAL SWITCHING FREQUENCY OF 4 KHZ.
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