220V EC FAN EC Backward Curved Centrifugal Fans For Building Material Shops 350mm

1． Enable the selection of different power levels thus to get the best match of price and performance according to customers’load requirements

2． As the rotor is mounted to interior, the external rotor fan is more compact constructed, smaller and easy to abstract heat., thus ensure to maximum the reliability of fan operation,

Sustainable speed control benefits to achieve low operating costs, reduce CO2 emissions protect the environment, enable the direct, simple communication between the host controller and the system

3. Our Service

Safe-common necessity of company and customers

Excellent –worker and product

Efficiency-worker and product

Environment-enterprise and society

OFAN provides the most comprehensive services, includes: product diversification, against the clock delivery, documents support, and technical consulting service. “Customer is partner” is key to our success; ”Win the contract for customer” is our ultimate goal.

Features

· EC motor features reverse polarity protection, locked rotor protection and soft start.

· No additional protection such as contactors are required.

· Can be pre-configured to suit specific sensors and applications, and are supplied standard with 0-10V control input.

· A full range of sensors are available including differential pressure, humidity, temperature, air velocity and pollutant.

· Can be run as an independent ventilation source or integrated into most building management systems.

· Robust, galvanised steel housing and cowl.

· Quick release toggle clamps provide easy access for cleaning and maintenance.

· Can be mounted at angles up to 30°.

Construction
Cowls are of galvanised steel construction.
Impellers are backward-curved centrifugal design and are of high performance composite material.
Bird-mesh guards are an optional extra.
Powder-coating is an optional extra.

Special Note
Backdraft shutters are an optional extra. The pressure loss across the shutter has to be added to the system pressure before making selections.
All GL Gamma EC models can be pre-configured to suit specific sensors and specific applications. Please advise Fantech of these parameters at the time of order.
EC motors should be directly connected to their appropriate AC supply. EC motors should not be regularly power cycled.

1. Are you a factory or trading company?

We are a factory which specialized in produce external rotor motor about 10 years. We accept OEM or ODM

2. How do I know which model I should choose

Please tell us the fans pressure and ofan and size of fans’ diameter you need. We will study and suggest you the right model.