TS VLS H C 604 1204 GB 0617

Tender Specification
VLS / VLH / VLC 604-1204
Evaporator antifreeze protection
Defrost management
High and low pressure operating conditions management
External interlocks management
Remote control management
o Unit power on / off
o Unit cool / heat operation
o Summary alarm signal
Remote signaling, by dry contacts:
o Voltage presence
o Compressors in operation
o General alarm
Hydro-kit management: start-up of pump, antifreeze heater of external
tank, pump anti-sticking function
Heat recovery management by means of RWT sensor at the heat
recovery condenser
Unit controller can display all operating parameters such as:
Return water temperature
Leaving water temperature
Outdoor ambient temperature
Refrigerant discharge pressure
Refrigerant suction pressure
Refrigerant suction temperature
Refrigerant discharge temperature