8 SF01U
4.0 SCF SPECIFICATIONS
Storage Temperature -20° to 70° C
Ambient Operating Temperature 0° to 50° C (derate 2.5% per °C above 50°)
Ambient Humidity < 95% (non-condensing)
Maximum Altitude 3300 ft (1000 m) above sea level (derate 5% per additional 3300 ft)
Input Line Voltages 208/240 Vac, 400/480 Vac, 480/590 Vac
Input Voltage Tolerance +10%, -15%
Input Frequency Tolerance 48 to 62 Hz
Output Wave Form Sine Coded PWM
Output Frequency 0 - 240 Hz (consult factory for higher output frequencies)
Carrier Frequency 4 kHz to 10 kHz (over 6 kHz requires derating; see parameter P02)
Service Factor 1.00 (up to 6 kHz carrier; derate above 6 kHz; see parameter P02)
Efficiency Up to 98%
Power Factor (displacement) 0.96 or better
Overload Current Capacity 150% for 60 seconds, 180% for 30 seconds
Speed Reference Follower 0-10 VDC, 4-20 mA
Control Voltage 15 VDC
Power Supply for Auxiliary Relays 50 mA at 12 VDC
Analog Output 0 - 10 VDC or 2 - 10 VDC: Proportional to frequency and load
Digital Outputs Open-collector outputs: 50 mA at 30 VDC
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