WEG CFW701 Series AC Inverter for 37kW (50HP) 400V 3 Ph in VxF or Sensorless Vector control to 73A. Converts fixed frequency three phase 400V input to variable frequency three phase 400V to control the speed of a standard AC induction motor.
Overload Rating (High Overload; 150% for 60 secs):
Output Current: 73A; at 40°C; 2.5kHz; Power Rating: 37kW/50HP at 400V
Overload Rating (Fan/Pump; 110% for 60 secs):
Output Current: 88A; at 40°C; 2.5kHz; Power Rating: 45kW/60HP at 400V
Frame: D; 754mm (H) x 375mm (W) x 338mm (D); IP55
Mounting via 4 x M8 holes at rear on 725mm x 250mm centres.; Weight:49 kg
Speed Control Range: 0-300Hz (V/F); 0-120Hz (Vector)
Dynamic Braking (DBr): Internal Brake Switch fitted. (Does not have to be used; available if required)
Min Braking Resistance: 6.2 Ohms; Brake Current: 63A. (Fit resistor only if Dynamic Braking is required, see 'Brake Switch Calculator' at the bottom of this page)
Removable Keypad (HMI) Multi-line LCD.
Disconnect Switch built in for mains isolation.
Inputs and Outputs:
3 x Analogue Inputs, 8 x Digital Inputs, 2 x Analogue Outputs, 3 x Digital Outputs (open collector; 24V, 80mA), 2 x NO Volt Free Contact (240VAC/30VDC, 0.75A)
1x PTC dedicated Input
Communication Ports: RS485 (twin wire); Modbus-RTU
SuperDrive G2 programming software can be used via the mini-USB port (on the keypad) or RS485 (twin wire)
STO: Not fitted (Factory Fitted Option)
Input Current: 73A (High Overload), 88A (Fan/Pump)
Input Voltage: Three Phase 380-480V -15% +10%, 50-60Hz (48Hz-62Hz)
Input Choke: Not required; Internal DC link choke fitted
EMC: Internal C3 EMC Filter fitted. No option to remove.
WALL Mount; Gland box included.
Ambient operating temperature: -10 to 40°C
Ventilation space: 110mm above; 130mm below; 30mm at sides: 10mm in front.
Heat Loss at max output: 1170W (High Overload); 1480W (Fan/Pump)
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.
Manufacturer part number is CFW701D88P0T4DB55C3DS.
Download the Manuals from the links below:-