Control Techniques Commander SK Series AC Inverter for 30kW (50HP) 400V three phase motor to 60A at High Overload or 37kW (50HP) to 68A when Fan/Pump rated. Operates in VxF or Sensorless Vector Control and converts fixed frequency three phase 400V Input to variable frequency three phase 400V to control the speed of a standard AC Induction Motor.
Size 4: 310mm Wide x 298mm Deep x 546.8mm High. IP20
Weight: 30kg.
Overload: 150% x 60 seconds from cold, 150% x 8 seconds from full load (High Overload)
Overload: 110% x 215 seconds from cold, 110% x 5 seconds from full load (Fan/Pump Rated)
Speed Control Range: 0-1500Hz
Braking: Minimum 11 Ohm, Average 45kW for 60 seconds external resistor (not supplied) - use the 'Which Resistor' button on this page.
1 Analogue Input, 1 Analogue/Digital Input, 4 Digital Inputs, 1 Analogue Output, 1 Digital Input/Output, 1 Relay Contact set, RJ45 port for Modbus.
Input Current: 61.2A (Fan/Pump Rated)
Input Voltage: 380-480V Three Phase ±10% at 50-60Hz ±5%
EMC Filters: EN 61800-3:2004 Second Environment (Industrial). Can be removed if required.
Wall mount in clean environment or cubicle mount.
Rated 40°C Ambient.
Ventilation space in front: [not specified].
Ventilation space above and below: 100mm.
Ventilation space at sides: 30mm.
Heat Loss at max output: 629W (High Overload), 714W (Fan/Pump rated) at ambient temperature and default switching frequency.
Mounting via 4 x 8.5mm diameter holes at rear on 258.6mm x 528.8mm centres.
Manufacturer part number is SK4401. Replaces Commander SE.
Download the Commander SK Manual and Guides from the links below:-