Electronic control instrument.

Expansion device: capillary tube.

Room lighting on all units.

Cable for door heater connection on low temperature units.

All units are equipped with a fixed calibration low pressure switch; all three-phase units and ACA/ACN122 models are also provided with a fixed calibration high pressure switch. This outfit complies with the provi- sions of the “Pressure Equipment Directive” 97/23/EC.

Condensate evaporation tray with safety overflow drain on all form 1 and 2 units, on form 3 units only for high and medium temperature models. Direct drainage of condensate on form 3 low temp. units and on all form 3M units.

Drain heater on all medium and low temperature units.

Wall-mounted, straddle-type units.

Units recommended for use at ambient temperatures not lower than 10°C. Suitable accessories are required for use at temperatures below 10°C. In case of outdoor installation it is necessary to protect them from the weather.

Optionals:

Special voltage.

Water-cooled condenser: units equipped with water-cooled condenser are also provided with a pressure controlled water valve, a fixed calibration high pressure switch (even on single-phase units), as well as a compressor cooling fan (low temperature units only).

Voltage monitor.

High pressure switch (only for 230/1/50 voltage, standard on ACA/ACN122 models).

Condenser fan pressure switch.

Condenser fan speed regulator (forms 3 and 3M).

Switchboard heater.

Crankcase heater.

Supplemental solenoid valve (on the discharge line of medium and low temp. units, recommended in case they are exposed to low ambient temperatures).