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Blauberg Iso-K 250 4D


Sound-insulated inline fan. Air flow up to 3500 m³/h.
EAN codeEAN4058448016431
  • Description
  • Characteristics
  • Capacity diagram
  • Downloads
  • Designation key
  • Dimensions
  • Additional characteristics
  • Accessories
Description
Description
USE

Hot and highly polluted air extract up to +120 °C in high resistance condition. Kitchen placement extract systems (combined with grease filters). Ventilation for baking halls. Welding gas extract. The fans is available for round air ducts Ø 150, 160, 200, 250, 315, 355, 400, 450 mm.

DESIGN

Galvanized steel casing internally filled with 50 mm thermal- and sound-insulating layer made of non-flammable mineral wool. The fan casing is installed on a supporting mounting frame with integrated vibration isolators. The swivel motor-impeller block is attached to the swivel door which facilitates the fan servicing.

  MOTOR

Single- or three-speed motor. Galvanized steel impeller. Equipped with ball bearings for longer service life. Dynamically balanced impeller. F class motor winding insulation and IP54 ingress protection rating.

OPERATION AND SPEED CONTROL

Smooth or step-up speed control with an auto transformer or frequency inverter (both available upon separate order).

MOUNTING

Compatible with round air ducts. The spigot diameter matches the standard air duct sizes. Mounting to the wall with the mounting angle bracket UM Iso-K. Available upon separate order. External terminal box on the motor for connection to power mains.

Characteristics
Characteristics
Parameter Iso-K 250 4D Measurement unit
Phase 3 ˜
Voltage 400 V
Frequency 50 Hz
Current 3.4 A
Power 1500 W
RPM 1470 min-1
Maximum air capacity 3500 m³/h
Maximum air flow 972 l/s
Sound pressure level at 3 m 51 dBА
Max. operating temperature -20…+120 °С
Motor IP rating IP54 -
Ingress protection rating IP54 -
EC motor no -
Weight 40.0 kg
Casing material galvanized steel -
Outdoor mounting yes -
Sound-insulated casing yes -
Air duct for round air ducts -
Connection diameter 250 mm
Design centrifugal -
Type Exhaust -
Mounting Inline -
Capacity diagram
Capacity diagram
  • Selection method:
  • Air capacity:
  • Pressure:
Operating point
  • Air capacity: --
  • Pressure: ---
Documents archieve
Documents archieve
Select a document type
  • Catalogues
  • Technical documentation
  • Certificates
Name
Iso-K - data sheet (pdf 965.92Kb)
Iso-K - user's manual (pdf 1.78Mb)
Iso-K - image (png 746.86Kb)
Iso-K 250 4D - specification (pdf 27.03Kb)
Designation key
Designation key
Series Spigot diameter [mm] Motor
Number of poles Phase
Iso-K 150; 160; 200; 250; 315; 355; 400; 450 2; 4; 6 E: single-phase
D: three-phase
Dimensions
Dimensions

Model Overall dimensions [mm]
Ø D B B1 H H1 L L1 L2 L3 L4
Iso-K 250 4D 250 575 435 665 505 700 675 645 620 285
Additional characteristics
Additional characteristics
Sound power level, A-weighted Total Octave frequency bands [Hz]
63 125 250 500 1000 2000 4000 8000
LwA to inlet [dBA] 82 75 79 80 71 65 68 63 65
LwA to outlet [dBA] 85 79 80 82 79 71 70 65 61
LwA to environment [dBA] 63 55 63 61 57 53 53 45 41
Accessories
Accessories
Backdraft air dampers Fixing brackets Sleeves Flexible connectors
       

VRV

UM Iso-K V Iso-K EVA
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