SAVE VTR 500 INSTALLATIONV1

Electrical connections |
9
Do not install the ducts directly against structural building elements to avoid sound propagation. Use acoustic insulation
and sound attenuators.
Note:
The type of ventilation ducts and insulation differ for each building and climate zone. If the ventilation
drawing is not provided, please contact your installer or place of purchase for recommendations.
6.2 Installation and Configuration of Accessories
Please follow instructions included with the accessory or consult “Service and Accessories Installation” manual which
can be found in our online catalogue.
7 Electrical connections
7.1 Main circuit board layout
The SAVE VTR 500 is equipped with built-in regulation and internal wiring.
Fig. 4 Main circuit board connections
Position Description
CB
Connection to the external connection box
1
Terminals for a heater
2
Terminals for a TRIAC
3
Terminals for the mains power supply
4
Terminals for power supply of extract air fan
5
Terminals for power supply of supply air fan
6
Terminals for internal relative humidity/temperature sensor
7
Analog input 1 — Outdoor air sensor
8
Analog input 2 — Supply air sensor
9
Analog input 3 — Freely configurable
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