WEG CFW11 Series AC Inverter for 2.2kW (3HP) 400V 3 Ph motor to 5.5A at high overload, or 3kW (4HP) to 7A 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**
Dimensions: Frame A, 145mm Wide x 227mm Deep x 247mm high.
Enclosure: IP21.
Weight: 5.9kg.
High Overload: 150% x 60 seconds every 10 minutes, 200% x 3 seconds every 10 minutes.
Low Overload: 110% x 60 seconds every 10 minutes, 150% x 3 seconds every 10 minutes when Fan/Pump Rated.
Speed Control Range: 0-300Hz (depending on control mode).
Braking: To 150 Ohm minimum external resistor (not supplied), see the Resistor options linked below or use the 'Which Resistor' button on this page.
Features: 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: 4.1A at High Overload, or 5.2A when Fan/Pump Rated, via 16A High Speed Fuse.
Input Voltage: 380-480V Three Phase +10% -15% at 50-60Hz ±3%.
EMC Filter: Integrated, to IEC EN61800-3 C2 (restricted domestic) for 5m motor cable length, C3 (industrial) for longer lengths.
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.
Ambient Temperature: Rated 50°C.
Ventilation Space: 10mm in front, 25mm above, 25mm below and 30mm at sides (0mm with top cover removed).
Heat Loss: 140W at High Overload, or 180W when Fan/Pump rated.
Mounting: Via 4 x M5 bolts at rear on 115mm x 250mm centres.
Extended Warranty Available: When purchased with a WEG W22 Motor (see linked products below) the warranty for the motor and the AC Inverter can be extended to 3 years. Terms and Conditions apply, registration process is required.
Part Number: CFW11 0007T 4 OFAZ. (code 10574791). Sold under other names including Eurotherm Drives (Invensys) part ERCFW110007T4OFAZ.
Download the WEG CFW11 Manual, Parameter Reference and Programming Guide from the links below:-