Connection Of Warm Water Heater Battery; Connection Of External Components; Commissioning - Helios ALB EC 30/20 EH Notice De Montage Et D'utilisation

Installation and Operating Instructions
EN
m
ATTENTION
m
ATTENTION
m
ATTENTION
m
WARNING
m
ATTENTION
m
WARNING
m
ATTENTION
Fresh Air Boxes – ALB EC
Never run cable over sharp edges!
Check direction of rotation of connected fan!
Connect unit in accordance with wiring diagram.
6 .3 Connection of warm water heater battery (ALB EC WW)
The installation must be carried out by a professional company, which will also perform a pressure test on the
connection .
- Max. permissible water temperature+100 °C
(the warm water heater battery must be steam-free).
- Max. permissible water pressure 16 Bar.
- Water connection: external thread G1.
- The units are equipped with a frost protection sensor. The frost protection is already connected and set.
Requirement for faultless operation:
- The connected heating system must always provide warm water.
The heat recovery must be ensured during the night reduction of the heating system.
- The heating system may not be switched off (holiday period, weekend)
- The ventilation system must be equipped with an external electrical damper so that no cold outside air can enter the
switched off ventilation system.
- The unit must always be frost-protected.
There is danger of frost if the mains power supply is switched off!
6 .4

Connection of external components

m WARNING
The unit must be fully isolated from the mains power supply and secured against being switched on again
before all maintenance and installation work or before opening the terminal compartment!
Connect unit in accordance with wiring diagram.
The control panel unit must be connected to start the ventilation unit.
- Open the casing of the control panel unit.
- Cut out opening for the cable.
- Connect control line to the control panel unit.
- Fix control panel unit to a wall.
- Close casing.
- Connect the other end of the control line to the unit.
- Maximum cable length 40 m.
- When fastening the control line to the wall or the like . the isolation must not be damaged .
- If the control line is not connected directly after installation, its ends must be isolated .
Connect other external components in accordance with wiring diagram.
Extract air fan: Connect in accordance with wiring diagram. If there is no RPM signal from the fan, a connection must
be established between terminal 32 (GND) and terminal 33 (RPM).
6 .5

Commissioning

m
WARNING!
The rotating impeller can crush/scrape fingers .
Ensure protection against contact before commissioning!
The following inspection work must be carried out or checked before commissioning:
– Check designated use of the ALB.
– Check permissible transport media temperature.
– Compare mains voltage to rating plate data.
– Check ALB for professional electrical installation.
– Check the waterproofing of the connection cable and tight clamping of the strands.
– Check protective conductor connection.
– Check all parts for tightness, particularly screws, nuts, protection guards. Do not loosen screws in the process!
– Check ALB for solid mounting! Terminal box / isolator switch and motorised impeller unit must be freely accessible.
– Ensure that the suction and outlet areas cannot be accessed by unauthorised persons.
– Check tightness of all connections (if necessary).
– Remove assembly residues from the fan or duct.
– Check free movement and direction of rotation of impeller; wear protective glasses when checking.
– Intake-side check valve must be accessible.
– Compare power consumption to rating plate data.
– Check ALB for vibrations and noises during test run. Check ALB for vibrations and noises during test run. In case of
excessive vibrations and/or noises, operation outside of the operating range of the ALB is to be assumed. In this case,
it is imperative that the manufacturer is contacted!
– Do not operate the ALB outside of the specified characteristic curve (see catalogue/internet). The ALB must run at
its prescribed operating point.
– By turning the main inspection switch to position 1, the fan will switch to standby mode. The unit is switched on by
pressing the touch screen.
12