WEG CFW11 Series AC Inverter for 15kW (20HP) 400V 3 Ph motor to 33A at high overload, or 18.5kW (25HP) to 38A when Fan/Pump rated. Operates in VxF, Sensorless Vector or Full Closed-loop Flux Vector. Converts fixed frequency three phase 400V input to variable frequency three phase 400V to control the speed of a standard AC induction motor or permanent magnet synchronous motor.
**Available from stock only**
Size: Frame C, 220mm Wide x 293mm Deep x 378mm high. IP21
Weight: 16.4kg.
Overload - 150% x 60 seconds every 10 minutes, 200% x 3 seconds every 10 minutes (High Overload)
Overload - 110% x 60 seconds every 10 minutes, 150% x 3 seconds every 10 minutes (Fan/Pump Rated)
Speed Control Range: 0-300Hz (depending on control mode)
Braking: Minimum 22 Ohm minimum external resistor (not supplied) - see the Resistor options linked below or use the 'Which Resistor' button on this page.
2 Analogue Inputs, 6 Digital Inputs, 2 Analogue Outputs, 3 Relay Contact sets, USB Port (Type B), Real time clock, internal DC Choke.
DC Bus terminals for DC supply or common bus energy saving applications.
Programmable from a PC via USB cable and free 'G2 Superdrive' software.
Input Current: 20.5A (High Overload), 23.6A (Fan/Pump Rated), via 50A High Speed Fuse.
Input Voltage: 380-480V Three Phase +10% -15% at 50-60Hz ±3%
EMC Filter: Integrated, to IEC EN61800-3 Category C3 (industrial).
RFI Filters components can be disabled by the removal of 2 grounding screws if required.
Wall mount in clean environment, cubicle mount or flange mount.
Rated 50°C Ambient.
Ventilation space in front: 10mm.
Ventilation space above: 110mm.
Ventilation space below: 130mm.
Ventilation space at sides: 30mm (0mm with top cover removed).
Heat Loss at max output: 590W (High Overload), 710W (Fan/Pump rated)
Mounting via 4 x M6 bolts at rear on 150mm x 375mm centres.
Manufacturer part number is CFW11 0038T 4 OFAZ. Internal code is 10574797. Sold under other names including Eurotherm Drives (Invensys) part ERCFW110038T4OFAZ.
Download the WEG CFW11 Manual, Parameter Reference and Programming Guide from the links below:-