Test Drive carrier katalog | Page 42

Air-Cooled Liquid Chillers Air conditioning 30RBS Options • Condenser with anti-corrosion posttreatment • Condenser with pre-treated fins • Coil protection grilles • Very low leaving water temperature • Low leaving water temperature • Very low noise level • Soft starter (30RBS 039-080) • Winter operation • Frost protection down to -20°C • High- and low-pressure single and dual-pump hydronic modules with or without expansion tank • High-pressure variable-speed singleand dual-pump hydronic modules with or without expansion tank • Partial heat reclaim • Enviro-Shield or Super Enviro-Shield anti-corrosion protection for MCHE heat exchangers • JBus, BacNet and LonTalk gateways • Evaporator screw or welded connection sleeves • Master/slave operation • Remote interface \\MAINMENU\STATUS CAPB_T DEM_LIM SP CTRL_PNT EMSTOP 0 % 100 % 4.2 °C -28.9 °C dsable Circuit B Total Capacity START/STOP ENTER PRO-DIALOG+ Pro-Dialog+ operator interface Features • Eleven sizes with nominal cooling capacities from 40 to 156 kW. • Aquasnap liquid chillers for commercial or industrial applications. • Latest technologi­ al innovations integrated: ozone-friendly refrigerant R-410A, c scroll compressors, low-noise fans made of a composite material, auto-adaptive microprocessor control, electronic expansion valve and variable-speed pump (option). • Eurovent energy efficiency class C and D (in accordance with EN14511-3: 2013). • All-aluminium micro-channel condenser (MCHE) for reduced refrigerant charge. • Low-noise scroll compressors with low vibration level. • Vertical condenser coils with protection grilles (option). • Low-noise Flying Bird IV fans, made of a composite material. Rigid fan installation for reduced start-up noise. • Small unit footprint and a low height (1330 mm), enclosed by easily removable panels. • Simplified electrical connections. • Systematic operation test before shipment and quick-test function for stepby-step verification of the instruments, electrical components and motors. • Several compressors connected in parallel. • The electronic expansion device (EXV) allows operation at a lower condensing pressure (EER optimisation), and dynamic superheat management optimises the utilisation of the evaporator heat exchange surface. • Maintenance-free scroll compressors and fast diagnosis of possible incidents and their history via the Pro-Dialog+ control reduce maintenance costs. • Leak-tight refrigerant circuit. • Corrosion resistance tests, accelerated ageing test on compressor piping and fan supports and transport simulation test on a vibrating table in the laboratory. 40