WEG CFW11 Series AC Inverter with Safe Torque Off feature for 250kW (335HP) 400V 3 Ph motor to 477A at high overload, or 280kW (375HP) to 515A 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.
Dimensions: Frame G, 535mm Wide x 426mm Deep x 1265mm high.
Enclosure: IP20.
Weight: 204kg.
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: Optional via external Dynamic Braking Module (see linked products below).
Features: 2 Analogue Inputs, 6 Digital Inputs, Safe Torque Off terminals, 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: 477A at High Overload, or 515A when Fan/Pump Rated, via 900A High Speed fuses.
Input Voltage: 380-480V Three Phase +10% -15% at 50-60Hz ±3%.
EMC Filter: Integrated, to IEC EN61800-3 Category C3 (industrial).
Safety Function: Safe Torque Off (STO) suitable in applications up to Cat. 3 / PL d acc. to EN ISO 13849-1 and SIL 2 acc. to IEC 62061 / IEC 61508.
Wall mount in clean environment, cubicle mount or flange mount.
Rated 45°C Ambient.
Ventilation space: 20mm in front, 150mm above, 250mm below and 80mm at sides.
Heat Loss: 5,820W at High Overload, or 6,070W when Fan/Pump rated.
Mounting: via 6 x M10 bolts at rear on 200mm x 1225mm centres.
Extended Warranty Available: When purchased with a WEG W22 Motor 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 0515 T4 OYZ, CFW110515T4OYZ (code 11532975).
Replaces part number CFW11 0515 T4 SZ, CFW110515T4SZ, Internal Code 11374923, (now supplied with STO as standard).
Download the WEG CFW11 Manual, Parameter Reference and Programming Guide from the links below:-