next CLOSE CONTROL AIR CONDITIONERS FOR CHILLED WATER FEEDING, NEXT EVO CW WITH UPFLOW OR DOWNFLOW AIR DELIVERY 6 261 kw CHILLED WATER E C UP FLOW DOWN FLOW
2 next evo cw INTRODUCTION The NEXT EVO CW series air conditioners are the best answer to the need of a precise control of the thermo-hygrometric and air purity conditions in the modern and sophisticated Hi-Tech installations, granting the optimal environment for electronic equipment to work in and operators wealth. Data centres, telephone exchanges, internet hotels, museums are just some of the typical applications of NEXT EVO CW units, whose efficiency, silentness and versatility features are appreciated by the most qualified users worldwide. NEXT EVO CW plus NEXT EVO CW UNDER PLUS with Plug-Fans Cooling capacity 113,1 261,6 kw Chilled water feeding air conditioner in two sections with down-flow air delivery. NEXT EVO CW UNDER with Plug-Fans Cooling capacity 6,1 159,7 kw Chilled water feeding air conditioner with down-flow air delivery. NEXT EVO CW OVER with Plug-Fans Cooling capacity 6,1 159,7 kw Chilled water feeding air conditioner with up-flow air delivery. NEXT EVO CW OVER 10 unit size 28 models 44,9 db(a) 1 meter far (ISO 3744) CHILLED WATER E C NEXT EVO CW NEXT EVO CW UNDER 10 unit size 28 models 40,3 db(a) 1 meter far (ISO 3744) NEXT EVO CW PLUS UNDER 4 unit size 12 models 55,9 db(a) 1 meter far (ISO 3744) UP FLOW DOWN FLOW Only cooling Chilled water feeding Plug-fan with brushless type EC electric motor Upflow air delivery Downflow air delivery Indoor installation next e
next evo cw 3 AN EFFICIENT ENERGY USE One of the most important characteristics of NEXT EVO CW machines is their high energy efficiency, both at design and at the various operating conditions experienced during the year. The fans electric motors are the brushless type with built-in electronic commutation system (EC) which yield high energy savings during operation in reduced air flow. These electric motors are ensuring high performances, minimum energy consumption and total absence of electromagnetic noise FREE-COOLING The free-cooling system is an important accessory that allows you to maximize energy savings of air conditioning plant The microprocessor controls a dual source free-cooling system: direct free-cooling with direct introduction into the room of ambient air, or water indirect free-cooling with a dedicated heat exchanger. According to the set-point and the energy saving logic. the controller activates the free-cooling system more affordable. THE RC GROUP TECHNICAL SYNERGY IN ENERGY CLASS A RC Group proposes itself as the sole supplier of offering both the air conditioning units and the liquid chillers. The synergy includes the air conditioners NEXT EVO CW and the air-cooled liquid chillers series UNICO TURBO FL. These liquid chillers are equipped with oil-free two stage centrifugal compressors with magnetic levitation bearings, flooded shall and tube evaporator and micro-channel type condensing coil. The 17 proposed models cover cooling capacities from 280 to 1500 kw, all in energy class A with a value of 5.76 ESEER unico turbo fl vo cw
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next evo cw 5 A B next evo cw PLUS HIGH COOLING DENSITY up to 80,2 kw/m 2 Thanks to the layout optimization of components and accessories, the NEXT EVO CW PLUS air conditioners can grant a high cooling density for those situations where the space organization becomes a key-factor same as the capacity. The machine is divided in two sections: the upper part ( A in the picture) includes the high efficiency air filters and the air handling section with a cooling coil available in 3 versions: with 4, 6 or 8 rows. The lower part ( B in the picture) can be placed in the compartment formed by the raised floor and includes the plug-fans. The lower part is also provided with height-adjustable feet to allow the adaptation of the frame to the height of the raised floor. vo cw
6 next evo cw MAIN COMPONENTS Base and housing in epoxy painted galvanized steel RAL 9005 Panels in epoxy painted galvanized steel RAL 7016 Hinged front panels with quick release removal system. Plug fans with EC electric motor 2-way proportional cooling valve with emergency manual control. Electrical box having main switch with door lock safety MAIN OPTIONAL ACCESSORIES Serial port Electric or hot water heating system Humidification and dehumidification system Extra-circuit system Plenum for direct free-cooling High efficiency filters F5/F6/F7/F9 Microprocessor control MICROPROCESSOR CONTROL SYSTEM Microprocessor control system for the management and monitoring of the working and alarm statuses. The system includes: Voltage free contact for general alarm. Main components hour meter, with programmed maintenance intervention. Data logger integrated function for the events and alarms recording. Flash memory for the data storage in case of lack of power supply. Menu management with protection password. next e
next evo cw 7 TECHNICAL DATA AND NOMINAL PERFORMANCES NEXT EVO CW under/over - Plug Fans MODEL Size Cooling coil rows Cooling capacity (1) kw Air flow m 3 /h Sound pressure (2) Over db(a) Under db(a) 006 015 015 015 023 023 023 033 033 033 060 060 060 082 082 082 E0 E1 E1 E1 E2 E2 E2 E3 E3 E3 E4 E4 E4 E5 E5 E5 4R 4R 6R 8R 4R 6R 8R 4R 6R 8R 4R 6R 8R 4R 6R 8R 6,1 11,6 14,9 15,9 18,8 22,9 25,2 27,1 33,5 37,3 48,8 59,9 68,4 66,6 81,5 88,7 1800 2700 2700 2700 4475 4475 4475 6600 6600 6600 12200 12200 11700 15500 15500 15500 48,5 44,9 45,7 45,6 50,8 51,7 52,5 51,4 51,9 52,5 55,8 56,4 56,1 57,2 57,5 57,8 41,6 40,3 41,1 41,0 46,2 47,1 47,9 46,8 47,3 47,9 51,2 51,8 51,5 52,6 52,9 53,2 MODEL Size Cooling coil rows Cooling capacity (1) kw Air flow m 3 /h Sound pressure (2) Over db(a) Under db(a) 098 098 098 116 116 116 128 128 128 148 148 148 E6 E6 E6 E7 E7 E7 E8 E8 E8 E9 E9 E9 4R 6R 8R 4R 6R 8R 4R 6R 8R 4R 6R 8R 72,5 97,4 103,8 88,1 115,8 119,3 104,7 128,2 138,7 121,4 148,4 159,7 18000 18000 18000 21100 21100 21100 24200 24200 24200 28680 28680 28680 59,4 59,9 60,5 56,3 57,2 58,0 59,8 60,0 60,3 62,2 62,7 63,2 54,8 55,3 55,9 51,7 52,6 53,4 55,2 55,4 55,7 57,6 58,1 58,6 (1) Referred to entering air at 24 C with 50%RH and chilled water temperature 7/12 C (2) Sound pressure 1m far in free field according to ISO3744 norm. POWER SUPPLY: 400.3.50+N dimensions (mm) Size a b c E0 655 445 1.680 E1 650 675 1.925 E2 785 675 1.925 E3 1.085 775 1.925 E4 1.305 930 1.980 c E5 1.630 930 1.980 E6 1.875 930 1.980 E7 2.175 930 1.980 E8 2.499 930 1.980 E9 2.899 930 1.980 a b vo cw
C E R T I F I E D MANAGEMENT SYSTEM 8 next evo cw TECHNICAL DATA AND NOMINAL PERFORMANCES NEXT EVO CW PLUS under - Plug Fans MODEL Size Cooling coil rows Cooling capacity (1) kw Air flow m 3 /h Sound pressure (2) db(a) 140 140 140 160 160 160 190 190 190 240 240 240 E7 E7 E7 E8 E8 E8 E9 E9 E9 E10 E10 E10 PLUS PLUS PLUS PLUS PLUS PLUS PLUS PLUS PLUS PLUS PLUS PLUS 4R 6R 8R 4R 6R 8R 4R 6R 8R 4R 6R 8R 113,1 138,7 153,3 133,9 164,0 177,4 155,2 189,9 209,0 199,1 243,9 262,6 27000 27000 27000 30950 30950 30950 36700 36700 35600 45500 45500 45500 57,4 57,5 57,7 59,0 59,4 59,8 55,9 56,4 56,4 55,9 56,6 57,3 (1) Referred to entering air at 24 C with 50%RH and chilled water temperature 7/12 C (2) Sound pressure 1m far in free field according to ISO3744 norm. POWER SUPPLY: 400.3.50+N dimensions (mm) Size a b c1 c2 E7 PLUS 2.175 930 1.980 600 E8 PLUS 2.499 930 1.980 600 c1 E9 PLUS 2.899 930 1.980 600 E10 PLUS 3.510 930 1.980 600 c2 a b Technical data and dimensions are not binding. RC GROUP S.p.A. reserves the right for changes and /or modifications without notice. RC GROUP SpA Via Roma, 5 27010 Valle Salimbene (PV), Italy Tel. +39 0382 433 811 Fax +39 0382 587 148 www.rcgroup.it ENGLISH RC Group S.p.A is a subsidiary of DeLclima SpA