BD 7/7

LOW PRESSURE DOUBLE INLET FORWARD CURVED IMPELLER WITH FREE SHAFT

MANUFACTURING FEATURES:

• Casing made of galvanized steel.
• Turbine blade multi-blade forward curved double inlet.
• The fan supplied with foot brackets included in the price except for sizes 15-15 and 18-18.
• transmission shaft with anti-rust treatment.
• The fan is supplied free shaft.
• Shaft protruding on both sides to allow mounting of pulleys and belts
• Turbine polyamide reinforced with fiberglass for sizes 7-7, 9-9, 10/10 and 12/12; other models in galvanized sheet. Fan with ball bearings permanently greased mounted rubber ring to prevent vibration

APPLICATIONS:
Designed for assembly in equipment:
• Ventilation boxes and air handling units.
• Centrifugal heaters.
• Industrial and professional kitchen hoods.
• Maximum working temperature: 60ºC.

UNDER REQUEST:
• Metal Turbine.
• Frame mounted MBI.

Fan

Max flow

3600 m³/h

Weight

6 Kg

BD 7/7

Design point

Service point

Degrees

RPM

Temp. max. (ºC)

Q (m³/h)

Ps (Pa)

Pd (Pa)

Pt (Pa)

Speed air (m/s)

Security coefficient

Mechanical total efficiency (%)

Total efficiency (%)

Pw_mec

Pw_mec (kW)

Pw_abs (kW) 1.2 Kg/m³

Pw_recom (kW)

Alternative point

BD 7/7

A	B	C	D	E	F	G	H	I	J	N	ØV	ØX
230	370	259	245	48,5	9,5	337	150	313	153	208	20	158

BD 7/7

Model

INT 25 3P A

Information

SAFETY SWITCH

MANUFACTURING FEATURES

• Safety start-stop switches according to IEC 60947-1 and IEC 60947-3.
• IP65 and always equipped an auxiliary contact.
• Useful for switching off the current before handling the fan.

*Máx. thermal current air (A)