Terminal Box Heater AIR1-AAHK
Installation and Operating Instructions
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1.0 Important information
In order to ensure correct operation and for your own safety, please read and observe
the following instructions carefully before proceeding. Relevant national standards, safety
regulations and provisions (e.g. DIN EN VDE 0100) as well as the technical connection
conditions of the energy supply company must be observed and applied.
Keep the operating instructions close to the unit for easy reference. After the final assem-
bly, the document must be issued to the operator (tenant/owner).
1.1 Warning and safety instructions
The adjacent symbol is a safety-relevant prominent warning label. All safety re-
gulations and/or symbols must be absolutely adhered to, so that any dangerous
situation is avoided.
1.2 Warranty claims – Exclusion of liability
Our warranty shall not apply if the following instructions are not observed. The same
applies for liability claims against the manufacturer. The use of accessories, which are
not recommended or offered by Helios, is not permitted. Any damage that may occur is
not liable for warranty.
1.3 Regulations – Guidelines
If the product is installed correctly and used to its intended purpose, it conforms to all
applicable regulations and EC guidelines at its date of manufacture.
1.4 Receipt
Please check delivery immediately on receipt for accuracy and damage. If damaged,
please notify the carrier immediately. In case of delayed notification, any possible claim
may be void.
1.5 Storage
When storing for a prolonged time the following steps are to be taken to avoid damaging
influences:
Protection by dry, air- dustproof packing (plastic bags with drying agent and moisture
indicators). The storage place must be water proof, vibration-free and free of tempera-
ture variations. Damages due to improper transportation, storage or commissioning are
verifiable and not liable for warranty.
1.6 Intended use
The terminal box heater prevents the terminal box from freezing in case of extreme cold
temperatures under cold weather and frost conditions.
The heater has its own thermostat. The terminal box heater is activated when the tem-
perature of the electrical terminal box falls below 5 °C.
The heater automatically deactivates as soon as 15°C is reached.
Any use other than the intended use is prohibited!
2.0 Technical data
AIR1-AAHK
Operating voltage
230 V
Heating element
PTC thermistor
Surface temperature
< +80 °C except upper protective grille
Connection
2-pole connection 2.5 mm²,
Torque max. 0.8 Nm
Operating/storage temperature
-40 to +70 °C
Operating/storage humidity
max. 90 % RH (without condensate)
Protection category/class
IP20 / II (double insulated)
Approvals
VDE, UL File No. E150057, EAC
CHAPTER 1
GENERAL
INFORMATION
CHAPTER 2
TECHNICAL DATA
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EN
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