Connection Of Warm Water Heater Battery; Connection Of External Components - Helios ALB-220/4/50/30 WW/EH Notice De Montage Et D'utilisation

Installation and Operating Instructions
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ATTENTION
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Fresh Air Boxes
Connection of protective conductor (PE) via PE terminal (Fig. 5),
Connection of power supply via main switch (Fig. 4):
1 ~ 230V L1/N/
3 ~ 400V L1/L2/L3/N/
(L1= control phase)
Never run cable over sharp edges!
Fig .4
Stromzufuhr
L1, L2, L3
Check direction of rotation of fan!
6 .3 Connection of warm water heater battery (for types . .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 +90 °C
(there must be no steam in the heater battery).
- 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 ALB must always be frost-protected.
There is danger of frost if the mains power supply is switched off!
6 .4

Connection of external components

6 .4 .1 Connection of control unit (Fig . 7)
The control panel unit must be connected to start the ventilation unit.
- Remove the securing screw from the lower part of the control unit.
- Open the casing of the control unit.
- Cut out opening for the cable.
- Connect control line to the RJ socket in the control unit.
- Fix control unit to a wall.
- Close casing and secure with screw.
- Connect the other end of the control line to any free RJ socket
in the circuit board of the ALB.
- Maximum cable length 50 m.
- The control line must be an appropriate distance from the power cables .
- The connector must snap when connecting .
- 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 .
- The control line connector must not come into contact with water or other liquids .
Fig .5
15
EN
Fig .6
Fig .7
RJ socket