Table of Contents
Advertisement
4. Check that the fan rotors rotate freely once the fans
5. Connect fan to duct or similar mounting point in
6. Connect fan electrically.
4.3 Support frames
Support frames are optional extras and recommended
for most fan installations.
All ZerAx fan types can be fitted with support frames
for horizontal installation. In figure 4, support frame
types 1 and 2 are for horizontal installation of the AZL. The type 2 can furthermore be mounted
on rails transversally to the airflow for easy incorporation in AHUs.
Support frames type 3 are for horizontal installation of the AZN and AZW.
For vertical fan installations, the type 4 is available for the AZL and AZN. The AZW cannot be
installed vertically.
02
Type 1 - Horizontal frame for AZL
02
Type 2 - Compact horizontal frame for AZL
and suited for incorporation in AHUs
Figure 4. Novenco ZerAx support frames
Novenco ZerAx axial fan types AZL-AZN-AZW – Installation and maintenance
• Fans on support frames and AHU
incorporation: Fans mounted on support
frames can be connected to wall openings, duct
works or incorporated in AHUs.
Remove the transport rods in the support
frames for fans delivered on support frames
and with vibration dampers. The handles are
marked with a strong colour.
See section "4.7 Duct connection" on page 9 for
installation space requirements.
are in position.
the fan flange.
See section "4.8 Electrical connection" on page 11.
01
01
01
02
M10x20
Type 3 - Horizontal frame for AZN and AZW
01
02
Type 4 - Vertical frame for AZL and AZN with
(left) and without vibration dampers
Figure 3. Transport rods in AZL support
frame
Support frames must be
grounded to prevent electrical
shocks.
1. Frame plates
2. Vibration dampers (optional)
3. Stiffeners
03
8 of 30
Advertisement
Table of Contents
