Specifications

Plasma Technics Inc. 1900 William St. Racine, WI 53404-1875 Phone : [phone] fax : [phone]
Web Page http://www.plasmatechnics.com E-Mail: [e-mail] Page 18
Electrical:
Input Supply
Voltage: 200 to 240 or 380 to 480 V AC, three-phase
Phase sequence insensitive
Voltage tolerance: –10% of minimum, +10% of maximum
Frequency: 47 to 63 Hz
Power factor: Displacement: 0.99 at all loads
Overall: 0.94 at rated load
Output Rating
Voltage: Zero to input supply voltage, three-phase
Frequency:
Switching frequency: Programmable from 2 to 10 kHz
Modifies six -step frequency: Programmable from 0 to 10 kHz
Service Conditions
Efficiency: 97% nominal at rated switching frequency
Overload current:
Environmental
Operating temperature: 32° to 104° F (0° to 40° C)
Storage temperature: 5° to 158° F (–15° to 70° C)
Operating humidity: 95% maximum, non-condensing
Altitude: To 3,300 ft. (1,000 m) without de-rating
Performance
Frequency Control
Range: Zero to base speed at full current output
PWM Sinewave Base speed to 300 Hz at constant power
Six Step 0 to 10 Khz
Resolution: 0.20% with analog input (10-bit)
0.1 Hz with digital input
Inputs and Outputs
Analog Inputs
20 MHz control: Three (3) 12-bit analog inputs (0 to +10 V DC, ±10 V DC, and 4 to 20 mA)
40 MHz control: Three (3) 12-bit analog inputs (±10 VDC or 4 to 20 mA)
Analog Outputs
20 MHz control: Two (2) 12-bit analog outputs (±10 VDC)
40 MHz control: Two (2) 12-bit analog outputs (±10 VDC and 4 to 20 mA)
Digital Inputs
20 MHz control: Eleven (11) digital inputs (sink of 1 mA to common)
40 MHz control: Twelve (12) digital inputs (source of 8 mA from 24 VDC)
Digital Outputs
20 MHz control: Three (3) standard digital outputs (Form C contact rated 250 VAC @ 5 A,
Form A contact rated 250 VAC @ 5 A, and open-collector driver rated 24 VDC @ 500 mA)
40 MHz logic I/O control: Three (3) digital outputs (Form A contact rated 250 VAC @ 5 A)
40 MHz contact I/O control: Six (6) alternative digital outputs (open-collector drivers rated 24 VDC@ 500 mA)