Challenges:

❖ 190 FCUs integration in guestroom occupancy control system, for advanced energy saving and comfort level;

❖ Hotel kitchen ventilation control system – airflow demand control, via VAV dampers and modulated exhaust fans, based on air differential pressure sensor readings, for quiet, energy efficient and comfortable operation;

Works performed:

◆ HVAC System:

► Air duct system for 15000m² area;

► 190 pcs 4 pipe FCUs;

► 12 AHUs, 10000m³ each, with plate heat recovery unit, advanced humidity control;

► General ventilation system;

► 14 general exhaust fans;

► 2 pressurization, 4 smoke exhaust fans;

► 22 smoke exhaust dampers;

► 320 fire dampers;

► Electricity:

► 800 KVA Genset

► 2 HV transformers – 1200KVA each;

► 8 main distribution boards;

► 123 guestrooms;

► 2 conference rooms;

► 2 kitchens;

► 150 other consumers;

► 1200 lighting points;

► 45 exit signs;

► Sockets, switches and motion sensors;

◆ Plumbing:

► 123 Guestroom and 80 other premises heating & cooling water supply and drainage;

► General and fire suppression water pump stations;

► General and fire suppression water reservoirs – 4 pieces;

► Heating and cooling water distribution system on more than 400 consumers;

► Rainwater collection and drainage system;

► Kitchen wastewater fat separator;

◆ Fire Alarm System:

► 390 smoke and heat detector;

► 30 canal airduct smoke detectors;

► 60 manual call points;

► FCP with remote control panel;

► 2 pressurization, 4 smoke exhaust fans;

► FCP with remote control panel;

► 4 fire zone separation doors;

► 3 aspiration smoke detection subsystems;

► Cable based Heat detection subsystem;

► Server room fire suppression system;

► Kitchen hood fire suppression system;

◆ Voice evacuation system:

► 200 loudspeakers;

► 3 power amplifiers;

► Audio control module;

► Enunciation panel;

► Building Automation System Automation of:

► HVAC – 12 AHUs, 190 FCUs;

► DHW plant control;

► 3 pieces of “6 pipe” heat pumps, with energy recovery and DHW “buster” units;

► Hot water circulation plant – 14 pumps;

► Chilled water circulation plant – 16 pumps;

► Water pressurization station – 3 pumps;

► General and Fire suppression water reservoir control and monitoring;

► 14 general exhaust fans;

► 2 Gensets monitoring;

► Fire suppression plant monitoring;

► Disabled person call system:

► 4 call stations;

► Call control panel;

◆ LAN structural cabling, on 650 user points;