Series
Advanced air conditioning systems
• The arrangement of the terminals, or the length of the conductors between the cord
anchorage and the terminals, shall be such that the current carrying conductors become
taut before the earth conductor if the cord slips out of the cord anchorage.
• Conditional connection to power network provides not more than 0.09 ohm of power
system impedance.
Important! Means for disconnecting from the supply mains, having a contact
separation in all poles that provide full disconnection under overvoltage category III,
shall be incorporated in the fixed wiring and directly connected to the supply
terminals, in accordance with the wiring rules.
Important! Means for disconnection from supply mains must be incorporated in the
fixed wiring in accordance with the national wiring regulations.
Important! The control wires between the main control box and the wall mounted
thermostat utilize low voltage 12V DC.
The supply (mains) cable and control wire (flat cable between the wall mounted
thermostat Alfa 261 and electrical box) shall be passed in separate (different) ducts
and not in proximity to each other.
Note: Main circuit breaker and power supply must always be ON in models that
their compressor is equipped with oil heating element.
If disconnected, make sure that power supply was ON for at least 6 hours before
starting the unit.
Note: The appliance is suitable for indoor use only.
Warning! Failure to comply with these instructions may cause malfunction of the
unit.
Important! In case where an electrical valve for entering or exiting cooling water is
being used - verify that valve is open before the compressor starts.
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