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Air blower GRK R series
centrifugalsingle-stageconveying

Air blower - GRK R series - MAICO Ventilatoren - centrifugal / single-stage / conveying

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Characteristics

Type

air

Technology

centrifugal

Number of stages

single-stage

Applications

conveying

Voltage / frequency

230V / 50Hz, 400 V / 50 Hz

Other characteristics

single-phase

Flow

Min.: 1,050 m³/h
(37,080.4 ft³/h)

Max.: 6,000 m³/h
(211,888 ft³/h)

Nominal power

Min.: 180 W
(0.245 hp)

Max.: 2,200 W
(2.991 hp)

Weight

Min.: 17 kg
(37.48 lb)

Max.: 61,000 kg
(67.24 lb)

Depth

Min.: 373 mm
(14.7 in)

Max.: 750 mm
(29.5 in)

Height

Min.: 400 mm
(15.7 in)

Max.: 870 mm
(34.3 in)

Description

• Centrifugal blower made of plastic. • Powerful fans for industrial applications. • Suitable for conveying corrosive and acidic media. • For simple and direct mounting on a duct system. • Low noise level and high efficiency. • The motor is outside the air flow. • The motor base made of epoxy-coated sheet steel, for mounting the fan, is included in the scope of delivery. • Housing made of plastic. • Standard orientation for LG 270° housing. • Suitable for temperature ranges from -15 °C to +70 °C. • Centrifugal impellers with backward curved blades made of polypropylene. • Single-phase AC motors. • Protection class IP55. • S1 operating mode (continuous operation). • The temperature in the fan motor is monitored by PTC thermistors. The PTC thermistors must be connected to a release system, that permanently disconnects the fan from the power supply if the temperature is too high. Electrical connection •Connection in the terminal box on the motor. Special versions •The following special versions are available on request, at an extra cost: Version for explosion-proof areas.