Design - Helios HQ Série Notice De Montage Et D'utilisation

Installation and Operating Instructions
EN
CHAPTER 3
INSTALLATION
m
NOTE
Axial high-performance fans HQ.. / HRF.. / HW..
3.0

Design

Series HQ ... / HW ...
The fan types HQ.. (Fig.3) / HW.. (Fig.4) consist of a mounting plate/ring with integrated inlet nozzles, an electric motor
with mounting struts, a dynamically balanced impeller according to ISO 1940 T1, class G 6,3 and a protection guard
made of galvanised steel wire pursuant to DIN EN ISO 13857. The flow direction is via the motor inlet.
Installation example: High-performance fan HQ../ HW.. for horizontal wall installation
HQ..
Series HRF ...
The HRF.. (Fig.5) consists of a flange pipe, an electric motor with mounting struts, a dynamically balanced impeller
according to ISO 1940 T1, class G 6,3 and a terminal box fixed to the pipe. A protection guard made of galvanised
steel wire pursuant to DIN EN ISO 13857 is available on request. The flow direction is via the motor outlet.
Installation example: High-performance fan HRF.. with accessory parts
Mounting bracket MK
Inlet nozzle ASD-SGD
Protection
guard SG
Information on the accessories can be found on the internet, main catalogue and the sales documents.
The dimensions of the individual series can be found in chapter 5.
Fig.3
Mounting
holes
High-performance
impeller
Motor
Protection guard
Square moun-
ting plate with
integrated
nozzles
HW..
HRF ..
6
Mounting
holes
High-performance
impeller
Motor
Protection guard
Wall mounting
ring with nozzles
Vibration damper SDZ
for tensile loading
Protection guard SG
Counterflange FR
Flange flexible
Pipe sealing-
connector STS
cap RVS
Extension pipe VR (optional)
– required for motor protrusion –
Mounting bracket MK
Vibration damper SDD
for pressure load
Fig.4
Fig.5