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VENTILATION

PWD and PD roof fan units

PWD-4W and PWD-2W fan units are intended for assembly to 380 x 380 mm openings which are located in the top plates of SZB IT and SZE2 PC cabinets. The PD-2W fan unit can be assembled to the 380 x 210 mm opening in the top plate of 1000 mm deep SZB IT cabinet. In the standard version, the units are equipped with 2 or 4 fans, an illuminated switch and a fuse.

TECHNICAL DATA

Parameter
Type of fan unit
PWD-4W PWD-2W PD-2W
Power supply voltage
220-240 V~ 50 Hz
Rated current [A] 0,56 0,28 0,28
Number of fans 4 2 2
Power rating [W] 88 44 44
Capacity [m3/h] 660 330 330
Ambient temperature [°C] from -10 to +70
Relative humidity [%] from 20 to 80
Protection degree IP 20 (refers to fan units mounted in the cabinet)
Electric shock protection neutralization

Enclosure material
PWD-4W and PWD-2W fan units - plastic. PD-2W fan unit - sheet steel.

Enclosure colour
Light grey (RAL 7035) or black (RAL 9005)

Scope of delivery
Fan unit with power cord (without plug) and fixing accessories.

Fans used in fan units:
PW, PWD and PD fan units are provided with high quality fans with ball bearings.

Technical data of one fan

  • voltage rating: 220-230 V
  • frequency: 50 Hz
  • power rating: 22 W
  • rated current 0,14 A
  • speed of rotation . 2850 1/min
  • level of noise: ok. 45 dB
  • pressure: 75 Pa
  • capacity: 165 m3/h
  • durability: min. 50 000 h
  • dimensions: 119 x 119 x 38 mm
Type of fan unit Number
of fans
For opening’s
dimensions [mm]
Catalogue number
RAL 7035 RAL 9005
PWD-4W 4 380 x 380 W-0200-06-01-011 W-0200-06-01-161
PWD-4W with integrated thermostat 4 380 x 380 W-0200-06-04-011 W-0200-06-04-161
PWD-2W 2 380 x 380 W-0200-07-01-011 W-0200-07-01-161
PWD-2W with
integrated thermostat
2 380 x 380 W-0200-07-04-011 W-0200-07-04-161
PD-2W 2 380 x 210 W-0200-03-00-011 W-0200-03-00-161