Flange Connection / Adapters; Air Ducting, Ventilation Circuit; Electrical Connection - Helios AIR1 XC Serie Montage- Und Betriebsvorschrift

Installation and Operating Instructions
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NOTE
m
DANGER
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NOTE
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NOTE
Compact Ventilation Units AIR1 XC
1
condensation outlet pipes for the weather conditions in
1 winter /
2 summer

2 .1 .3 Flange connection / adapters

The dimensions for the unit flange connections can be found in Fig. 8 and the following table.
With regard to the flange connection for unit AIR1 XC 3200, a mounting bracket must be used (mounting bracket inclu-
ded in scope of delivery. A special mounting bracket is included in scope of delivery for certain accessories).
The ducting must be firmly and tightly connected to the connection valves.

2 .1 .4 Air ducting, ventilation circuit

When designing the ductwork, use the shortest possible runs. Airtight connections and changeovers must be ensured
for the best possible heat recovery.
Outside and outgoing air pipes are to be insulated in an appropriate way to reduce condensation.
If supply and extract air ductwork runs through unheated rooms, insulation must be provided to reduce heat losses.
All fire protection regulations must be observed!
2 .2

Electrical connection

The unit must be fully isolated from the mains power supply before all maintenance and installation work and
opening the terminal compartment! The electrical connections must be carried out in accordance with the
relevant wiring diagram and must only be carried out by qualified electricians . The electrical connection must
be fully isolated until the final assembly!
The unit is equipped with a main switch and an isolator which is secured against unauthorized switching with a U-lock.
The relevant standards, safety regulations (e.g. DIN VDE 0100) and the technical connection conditions of the local
electricity supply companies must be observed.
The electrical connection of the unit takes place directly in the terminal box. If external accessories are to be connected
to the unit, the connections must be made in the terminal box.
The following circuit breakers are recommended by the manufacturer:
Phase
Type
Circuit breaker (A)
The AIR1 XC unit types and RCD types can be found in the following table:
Unit type
AIR1 XC 500
AIR1 XC 700
AIR1 XC 1400
AIR1 XC 2200
AIR1 XC 3200
30 mA fault-current circuit breakers are recommended for fault current protection .
Further information on the power supply connection of accessory components can be found in the installation and
operating instructions for the respective accessory component.
Fig .7
2
Unit type
R
T
AIR1 XC 500
AIR1 XC 700
AIR1 XC 1400
AIR1 XC 2200
AIR1 XC 3200
n: Number of drill holes
Fixing screws: M8X16
AIR XC 500 AIR XC 700
1N 3N
C C
20 10
RCD type
A
B
B
B
B
8
Dimensions (mm)
R S T U
320 170 300 150
420 220 400 200
520 270 500 250
520 320 500 300
720 420 700 400
AIR XC 1400 AIR XC 2200
3N 3N
C C
20 25
Current RCD Leakage current
30 mA < 3,5 mA
30 mA < 3,5 mA
30 mA < 3,5 mA
30 mA < 3,5 mA
30 mA < 3,5 mA
EN
Fig .8
V n
– 4
– 4
– 4
– 4
480 6
AIR XC 3200
3N
C
40