LEESON SM-Basic Series Sub-Micro Inverters (Obsolete) - Manual (Page 7)

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3.0 SM-Basic MODEL DESIGNATION CODE
4.0 SM-Basic SPECIFICATIONS
1 WARNING: Control terminals are not isolated from line voltage! Do not touch!
Storage Temperature -20 to 70 C
Ambient Operating Temperature 0 to 50 C (up to 6 kHz carrier, derate above 6 kHz)
Ambient Humidity < 95% (non-condensing)
Altitude 3300 ft (1000 m) above sea level (without derating)
Input Line Voltages 120/208/240 Vac single phase, 208/240 Vac three phase
Input Voltage Tolerance +10%, -15%
Input Frequency Tolerance 48 to 62 Hz
Output Wave Form Sine Coded PWM
Output Frequency 0 - 99 Hz
Carrier Frequency 4 kHz to 10 kHz
Service Factor 1.00 (up to 6 kHz carrier, derate above 6 kHz)
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 Speed Potentiometer, 0-10 VDC (must be isolated) 1
Power Supply for Auxiliary Relay 50 mA at 12 VDC
Digital Output Circuit rated 50 mA and 30 VDC max (to drive auxiliary relay) 1