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CFW501/CFW701

WEG LV Variable Frequency Drives and Soft Starters – Model# CFW501/CFW701

Standard Features
• CFW501 Ratings: 1/3-7 1/2 HP @ 230 Vac; 1/2-25 HP @ 480 Vac
• Conformal Coated Circuit Boards – provides protection against dust, humidity, high temperature and chemicals
• Pelnum Rated with NEMA1 Kit – Meets UL94 Requirements
• IP20 enclosure with NEMA 1 conversion kits available
• Harmonics – Meets IEC 61000-3-12 requirements
– No line reactor required
– No restrictions for installation, no minimum line impedance required
• Communications – BACnet MS/TP | Metasys N2 | Modbus-RTU native to the drive
• Heat sink and internal temperature monitoring provides protection for critical components such as IGBTs and circuit boards
• Fan operation is controlled based on the temperature of power modules
• Reduces energy consumption when drive is not supplying power to the motor

Description

WEG LV Variable Frequency Drives and Soft Starters – Model# CFW501/CFW701

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The WEG CFW501 series of variable frequency drives for heating, ventilation, air conditioning and refrigeration was designed with the features and functions required for modern HVAC systems. The CFW501 is designed with the same reliability, robustness and energy-efficient control known in our industrial lines. WEG now brings this technology to office buildings, hospitals, airports, hotels, shopping centers or other similar facilities.

Applications
• Hospitals
• Airports
• Shopping Malls
• Sports Facilities
• Schools and Universities
• Hotels and Restaurants
• Condominium and Residential
• Municipal and Commercial Buildings
• Chillers and Compressors
• Cooling Towers
• Boiler Circulation Pumps
• Chill Water Circulation Pumps
• Exhaust Fans
• Clean Room Air Handling
• Tunnel Ventilation

 

Additional information

Input Voltage

200-240 Vac, 380-480 Vac, 500-600 Vac
Phase

Single Phase, Three Phase
Nominal Power

1.5 to 150 HP
Other Specs

V/F (scalar) and vector control (VVW)
Overload capacity: 110% (ND) during 60 sec.
Protection degree NEMA 1 / IP20
Ambient temperature: -10ºC to 50ºC
BACnet MS/TP, Metasys N2 and Modbus RTU communication built-in
HVAC functions: fire mode, dry pump, energy saving, bypass, 3 PID controllers, sleep and wake-up mode, engineering units available on keypad, filter maintenance, others
RFI filter built-in
SoftPLC function built-in
DC link reactor built-in
USB port and PTC built-in
Flash memory module: copy/paste parameters without applying power to the VFD

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