Helios RR EC 250 A

Helios Fans Centrifugal Duct Fan RR EC 250 A
Manufacturer: Helios Fans
Designation: Centrifugal Duct Fan EC 1-Phase 200-240V
Type: RR EC 250 A
Housing Material: Treated Steel
Free Air Volume: 1076 m³/h
Supply Voltage: 230 V
Power Consumption: 0.123 kW
With Thermal Protection: Yes
DC Motor: No
Indirect Drive: No
Electrical Connection: Terminals
Protection Class (IP): IP44
Max. Air Temperature: 60 °C
Motor with 2 Speeds: No
Suitable for Electronic Control: Yes
Suitable for Frequency Control: No
Suitable for Low Voltage Control: No
Suitable for Transformer Control: No
Pole Change: No
Length: 228 mm
Housing Diameter: 345 mm
Duct Diameter: 250 mm
Connection: Flange

Helios Fans RR EC 250 A Centrifugal Duct Fan: Additional Details
EC centrifugal duct fan for direct installation in duct systems. Housing made of galvanized steel sheet with round connection sockets designed for standard ducts. Centrifugal wheel with backward-curved plastic blades. Pressed directly onto the motor and dynamically balanced as a unit. Low noise generation, high efficiency. Energy-saving, speed-controllable EC external rotor motor with IP 54 protection. Maintenance-free, trouble-free, and ball-bearing equipped. Integrated electronic temperature monitoring for EC motor and electronics. Stepless speed control with potentiometer or stepless speed control with universal control system. Connection via standard junction box (IP54) on the outside of the housing.