Box fans

Box fans

Box fans with AC motors and circular duct connection for supply and extract air. With hatch for easy maintenance.


Box fans

KPB

KPB

Ventilation and extraction Centrifugal Double Inlet BOX FAN.

Airflow from 700 to 50.000 m3h.

Belt Driven system that allows for regulation at the exact required working point without regulator.

Motor IEC (IE2); B3 type; IP-55; 50/60 Hz; 3ph (Single Phase as optional).

Flexible connection between fan outlet and Box outlet to avoid friction noise.

Fans supported on rubber sock absorbers.

Aluminum frames and panels in ALUZINC AZ-185 with inside 15 mm. isolation foam M1 fire rated.

C4 corrosion protection.

KVK

KVK

Casing

Casing from galvanised steel. 50 mm rockwool acoustic and thermal insulation with a internal surface liner which prevents the migration of fi bres into the airstream.

Motor

Voltage controllable external rotor motors.

Impeller geometry

Radial impeller with forward curved blades.

Output control

Speed controllable via voltage reduction using a thyristor or transformer.

Motor protection

With integral thermal contacts with manual reset in accordance with EN60335-2-80.

KVK DUO

KVK DUO

Casing

Casing from galvanised steel. 50 mm rockwool acoustic and thermal insulation with a internal surface liner which prevents the migration of fibres into the airstream.

Motor

Voltage controllable external rotor motors.

Impeller geometry

Double inlet centrifugal impeller with forward curved blades.

Output control

Speed controllable via voltage reduction using a thyristor or transformer.

Motor protection

With integral thermal contacts with manual reset in accordance with EN60335-2-80.

KVK Silent

KVK Silent

Box fan with circular duct connection equipped with AC motor.

Insulated casing and hatch for easy maintenance.

Used for supply and extract of air in different applications such as commercial and residential buildings.

 

Air volumes from 28-1470 l/s (100-5300 m³/h)

KVK Slim

KVK Slim

Box fan with circular duct connection equipped with AC motor.

Insulated hatch for easy maintenance.

Used for supply and extract of air in different applications such as commercial and residential buildings.

 

Air volumes from 28 -1470 l/s (100-5300 m³/h)

KVKE

KVKE

Casing

Casing from galvanised steel. 50 mm mineral wool acoustic and thermal insulation with a internal surface liner which prevents the migration of fibres into the airstream.

Motor

Voltage controllable external rotor motors.

Impeller geometry

Radial impeller with backward curved blades.

Output control

Speed controllable via stepless thyristor or 5-step transformer.

Motor protection

Integrated thermal contacts with manual reset in accordance with EN60335-2-80.

KVO

KVO

Box fans: 0,08-0,8 m3/s. With backward curved impeller, 1 phase