Biddle HR 25 - Connecting the Unit to the Ventilation System

HR MANUAL INSTALLATION
Manual version 4.1 (26-07-2018)
en-17
en
12. Place manchets (accessory)
- Mount the clamping profiles 5. To do so, use the sup-
plied screws.
- Install the manchet 6.
- Tighten the clamping screws 7.
Securing the unit
1. Secure the suspension to the threaded rods by tightening
all lock nuts 3.
Warning:
w The threaded rods must be secured,
otherwise the unit may fall down.
2.3 Connecting the unit to the ventilation system
Using channel sections, connect the unit to the fresh air, the
inside air and to the ventilation units.
Note:
n Take into account any sensors for the controls which
have to be placed in the ducts.
See 2.10 Installing sensors for control (accessory)
When opting for the duct cross-section, take into account:
• The maximum allowable pressure difference fo
r the
r
equired capacity. (see diagram under 2.13.5
Calibrate air
vo
lume)
• The desired maximum air velocity.