Specifications
Brand | WEG |
Catalog Number | CFW500A02P6T4NB20Y2 |
Input Power | 380-480VAC 3 Phase |
Motor Voltage | 460VAC 3 Phase |
Motor HP | 2 (ND/VT) 2 (HD/CT) |
Drive Amps | 2.6 (ND/VT) 2.6 (HD/CT) |
Braking Transistor | No |
Safety Module | Yes |
Enclosure | IP20 |
Frame Size | A |
Dimensions (HxWxD) | 7.5" x 3.0" x 5.9" |
Weight | 1.8 lbs |
Applications
- Extruders
- Conveyor Belts
- Roller Tables
- Fan / Exhausters
- Centrifugal Pumps
- Granulators / Palletizers
- Cutting and Welding Machines
- Dryers and Rotary Ovens
- Process Dosing Pumps
- Stirrers / Mixers
- Rotary Filters
- Winding Machines / Uncoiling Machines
Features
- Special engineering units (RPM, ºC, Nm, mA, %, kW, kWh)
- Password to protect the parameters
- Backup of all parameters (via SuperDrive G2 software, or plugin memory MMF)
- Possibility to save up to two different settings on the memory of the CFW500
- Setting of the switching frequency according to the application requirements
- Speed reference via electronic potentiometer
- Multispeed with up to eight programmable speeds
- Slip compensation
- Manual or automatic torque boost (V/F scalar mode) or self-adjustment (VVW and vector modes)
- Permanent magnet motor control: VVW PM
- Acceleration/deceleration ramps
- “S” type ramp
- DC braking
- Internal dynamic braking (except frame size A)
- PID controller to control processes in closed loop
- Flying start / Ride-through
- Sleep mode
- Skip frequencies or frequency ranges function adjustable
- Overload and overtemperature protection
- Overcurrent protection
- DC link voltage supervision
- Fault log
- Safety functions: STO and SS1
Technical Specifications
Power Supply | Tolerance: -15 to +10% Frequency: 50/60Hz (48 to 62 Hz) Phase Imbalance: =3% of the rated phase-phase input voltage Transient Voltages and Overvoltages according to Category III (EN 61010/UL 508C) Maximum of 10 (line) connections per hour (1 every 6 minutes) Typical efficiency: =97% |
Control Method | V/F (scalar) VVW: voltage vector control Vector without encoder (sensorless) and closed loop vector with encoder PM VVW: voltage vector control for permanent magnet motors |
Output Frequency | 0 to 500 Hz 0.015 Hz Resolution |
Analog Inputs | 1 isolated input. Levels: (0 to 10) V or (0 to 20) mA or (4 to 20) mA Linearity error =0.25% Impedance: 100 kO for voltage input, 500 O for current input Programmable functions, including PTC input Maximum voltage accepted in the inputs: 30 VDC |
Digital Inputs | 4 isolated inputs Programmable functions: Active high (PNP): maximum low level of 15 VDC; minimum high level of 20 VDC Active low (NPN): maximum low level of 5 VDC; minimum high level of 9 VDC Maximum input voltage of 30 VDC Input current: 4.5 mA Maximum input current: 5.5 mA |
Analog Outputs | 1 isolated output. Levels (0 to 10) V or (0 to 20) mA or (4 to 20) mA Linearity error =0.25% Programmable functions RL =10 kO (0 to 10 V) or RL =500 O (0 to 20 mA / 4 to 20 mA) |
Relay Outputs | 1 relay with NO/NC contact Maximum voltage: 240 VAC Maximum current of 0.5 A Programmable functions |
Transistor Outputs | 1 isolated open sink digital output (using as reference the 24 V dc power supply) Maximum current of 150 mA (maximum capacity of the 24 V dc power supply) Programmable functions |
Power Supply | 24 VDC power supply Maximum capacity: 150 mA Power supply of 10 VDC Maximum capacity: 2 mA |
Communication Options | Fieldbus: Modbus-RTU, CANopen, DeviceNet, Profibus-DP, EtherNet/IP, Modbus-TCP, PROFINET IO, USB, RS485 and RS232 ports |
Safety Protection | Phase-Phase / Phase-Ground overcurrent / Short Circuit Undervoltage/Overvoltage Heatsink Overtemperature Motor Overload Power Module (IGBTs) Overload External fault / alarm Programming error |
Operating Interface | 9 keys: Run/Stop, Increment, Decrement, Direction of rotation, Jog, Local/Remote, Back/Esc and Enter/Menu LCD Display |
Protection Degree | IP20 – Sizes A, B, C, D, E, F and G NEMA1 – Sizes A, B, C, D, E, F and G with NEMA1 Kit |
Altitude | Up to 1,000 m (maximum altitude under normal conditions) 1,000 to 4,000 m: current derating of 1% for each 100 m above 1,000 m of altitude |
Humidity | 5% to 95%, Non-condensing |
Operating Temperature | -10 °C to 50 °C - IP20 (sizes A to E) -10 °C to 40 °C - NEMA 1 (sizes A to E) -10 °C to 40 °C - IP20, NEMA 1 (size F) -10 °C to 45 °C - IP20, NEMA 1 (size G) |
Dimensions

Links
WEG CFW500 Variable Speed Drive Brochure (PDF, 20 Pages, 9.45MB)
WEG CFW500 Variable Speed Drive Brochure (PDF, 2 Pages, 1.09MB)
WEG CFW500 Variable Speed Drive Brochure (PDF, 2 Pages, 1.09MB)
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