Terminal unit UTNA 015÷150 Cooling capacity: 7.2÷108 kW - Heating capacity: 10.5÷128.7 kW Complete composition • Module option with BRUSHLESS EC fan KSER KB2R SIL PRV Damper Coil additional heating Plenum with silencer Steam producer • High efficiency filters F7 • Direct expansion coil even in reversible version KPBC Panel with circular nozzles PMA Plenum for flow/ intake BA Coil module PMA SV Fan module MUV Plenum with humidifier Plenum for flow/ intake KPBM Panel with flow nozzle Web code: UTA1 - Web code accessories: UTA2 Modular and ductable air handling terminal units Construction features • Air handling terminal unit: with modules for horizontal installation with or without ducting. • Structure: made of galvanised sheet steel, with fully removable pre-painted sheet steel panelling, complete with self-extinguishing thermo-acoustic insulation. • BA 2R, BA 4R, BA 6R module: complete with pleated filter in 2 sections with degree of efficiency G3, can be slid out in all directions; heat exchanger with finned coil, with 2 or 4 or 6 rows with reversible right-hand connections; condensation drain pan with natural drainage. • BA DX module:direct expansion 4-row heat exchanger with finned coil for R410a refrigerant in cooling only version or to be combined with a reversible heat pump; condensation drain pan with natural drainage. Combined with the SV-EC Module. • SV fan module:complete with centrifugal fan with double inlet with motor (IP55) directly coupled, 3-speed for models 015-038; 2-speed for model 051; with 4-pole single speed motor (4/6 or 4/8 poles on request) coupled by means of trapezoidal belt and variable pulley for models 078-150. • SV-EC fan module option: complete with a fan with a new brushless-DC motor with an external rotor up to model 051; with inverter adjustable motors for models 078-150. • Electrical panel: standard for models 051-150; accessory for models 015-038. Accessory modules • Inlet/outlet plenum with pre-cut side outlets (PMA). • Plenum with absorbent cartridge silencer to be placed for inlet or outlet (SIL). • Plenum with steam humidifier and external electric generator (MUV - PRV). Module with F7 high efficiency filter (combines with SV-EC). Accessories supplied separately • Additional water heating coil to be inserted in module BA. • Additional electrical heater from 1.5 kW to 36 kW, to be inserted in module BA. • Droplet eliminator for models 078-150, to be inserted in module BA. • Combined fresh air damper (max 25%) and re-circulation, to be attached to the PMA inlet plenum. • Solid pre-cut panel for connection to duct, to be attached to the PMA inlet/outlet plenum. • Panel with rectangular outlet nozzle with double row of adjustable fins, to be attached to PMA flow plenum. • Panel with circular nozzles, to be attached to PMA inlet/outlet plenum (only for models 015-051). • Manual control for KSER damper. • Electrical panel in waterproof box (IP55 for UTNA 015-038). STANDARD Controls For wall mounting installation ➔ Panel with speed and summer/winter switch. ➔ Panel with room thermostat, summer/winter switch, speed switch, ON/OFF valve control. ➔ Humidistat panel. ➔ Electronic panel with automatic summer/winter changeover for 2-pipe systems. ➔ Electronic panel with automatic summer/winter changeover and automatic speed regulation for 2-pipe systems with electric heater or 4-pipe systems. iDRHOSS Controls ➔ Wall mounted receiver with remote control. ➔ Electronic control panel for wall mounting. ➔ Wall-mounted recessed electronic panel For installation on machine. ➔ Master/slave electronic board. ➔ Temperature probe for hot row. ➔ Module for ON/OFF valves and electrical heater management. ➔ Serial interfaces for connection to BMS (proprietary protocol, Modbus RTU). ➔ Serial converters (RS485/RS232, RS485/USB) in case of centralised unit management. ➔ Serial interface (CAN-bus - Controller Area Network) for the iDRHOSS system. Key: ❖ Factory fitted ➔ supplied loose 158 029 038 051 078 107 130 150 20,7 25,8 35,2 57,5 82,6 92,7 106,0 ❶ Cooling capacity BA 4R kW 7,2 8,8 13,9 17,3 21,4 41,8 60,6 67,8 77,1 ❷ Heating capacity BA 4R kW 10,5 13,4 19,3 24,6 32,4 54,4 77,9 88,9 101,6 ❶ Cooling capacity BA 6R kW 9,9 12,5 17,9 22,4 30,9 55,6 82,7 94,4 108,0 ❷ Heating capacity BA 6R kW 13,3 17,7 24,0 30,6 42,5 67,3 96,7 112,3 128,7 Electric heater power 230V-1ph-50Hz kW 1,5-3-4,5 3-4,5-6 4,5-6-9 6-9-12 – – – – – 400V-3ph-50Hz kW 1,5-3-4,5 3-4,5-6 4,5-6-9 6-9-12 9-12-18 12-18-24 18-24-36 18-24-36 24-36 ❼ Cooling capacity BA DX W 11,7 16,0 19,0 25,2 34,5 47,3 55,6 61,0 68,0 ❽ Heating capacity BA DX W 12,8 17,4 19,6 26,0 36,1 49,7 58,3 64,7 72,1 MAX m³/h 1.800 2.640 3.220 4.260 6.120 8.580 (*) 11.770 (*) 14.300 (*) 16.500 (*) ❹ Standard fan speed air flow MED m³/h 1.370 2.240 2.400 3.500 – – – – – MIN m³/h 1.060 1.480 1.560 2.850 4.390 – – – – ❹ Fan static pressure speed Std. MAX Pa 90 90 90 90 130 170 160 145 140 MAX dB(A) 50,9 55,6 54,9 59,8 61,5 59,7 61,7 65,4 61,9 ❺ Standard fan speed sound pressure MED dB(A) 44,3 50,2 48,3 55,7 – – – – – MIN dB(A) 37,1 42,1 38,7 51,4 54,4 – – – – W 370 700 700 1.250 1.850 1.500 1.500 2.200 3.000 m³/h 1000-2000 1400-2700 1500-3200 2700-4300 3500-6000 - - - - ❹ Standard fan absorbed power EC brushless fan air flow Static pressure speed Pa 150 150 150 150 150 - - - - Electric power supply V-ph-Hz 230-1-50 230-1-50 230-1-50 230-1-50 400-3-50 400-3-50 400-3-50 400-3-50 400-3-50 015 020 029 038 051 078 107 130 150 928 928 1.228 1.228 1.328 1.658 2.058 2.058 2.058 1.018 SIZES AND WEIGHTS W - Width mm H - Height mm 398 398 463 518 568 768 918 918 PMA - Depth mm 370 370 435 490 540 740 890 890 990 BA - Depth mm 645 645 645 645 645 910 910 910 910 SV - Depth mm 370 370 435 490 490 1.040 1.040 1.040 1.040 SIL-MUV - Depth mm 960 960 960 960 960 1.040 1.040 1.040 1.040 kg 51 51 68 71 79 140 200 200 220 ❻ UTNA weight ❶ Air: 27°C D.B.; 19°C W.B. - Water: 7/12°C. Maximum speed. ❷ Air: 20°C - Water: 50°C, flow rate like in cooling. Maximum speed. ❸ Air: 20°C - Water: 70/60°C. ❹ 4-row coil (BA 4R) and filter G3. ❺ At 3 m from the point of air outlet, with open outlet. ❻ Empty weight BA 6R. ❼ Temperature inlet air 27°C; 19 W.B.; MAX. speed ❽ Coil temperature inlet air 20°C; MAX. speed (*) Belt transmission with variable ratio. WATER CHILLERS HEAT PUMPS Air-cooled Centrifugal fans WATER CHILLERS HEAT PUMPS Water-cooled Condenserless units TERMINAL UNITS Details under the following conditions: INDUSTRIAL & PROCESS COOLING 020 14,2 EXP Polyvalent systems 015 11,3 CONDENSING UNITS kW SYSTEM ACCESSORIES BA 2R/KB2R FAN COIL CONVECTORS UTNA MODEL ❸ Heating cap. of add. coil 159 Air-cooled Axial fans DUCTABLE UNIT WATER CHILLERS HEAT PUMPS INDOOR INSTALLATION Terminal unit UTNA 015÷150 Cooling capacity: 7.2÷108 kW - Heating capacity: 10.5÷128.7 kW BA SV Coil module Fan module Basic composition Web code: UTA1 - Web code accessories: UTA2 Modular and ductable air handling terminal units Full Control Kit The Full Control kit allows integrated management of all the functions in the UTNA, guaranteeing total control of room comfort in a simple and complete manner: • Easy installation: all the components are pre-assembled, wired and tested by Rhoss. • Easy to use: intuitive and user friendly functions and menus. • Weekly time schedule that can be set. • Easy start up: elements are pre-calibrated and pre-set in the factory. The following functions are present according to the selected machine composition: • S1: damper control combined with outdoor air/recirculation actuator (with KSER). • PDP: dirty filters signal differential pressure switch (standard). • TAG: mixed coil antifreeze thermostat management (with BA2R; BA4R; BA6R). • TM: air flow limit temperature probe (standard). • TUAMB: room temperature/humidity probe for air unit set-point management with MUV and PRV. • V1: mixed coil fluid regulation kit with 3-way valve and servo-command (with BA2R; BA4R; BA6R). • V2: post-heating coil fluid regulation kit with 3-way valve and servo-command (with KB2R). • VDX: direct expansion coil regulation. • RE: additional electrical heater regulation (with KR). • PRV: modulating steam humidifier management (with MUV and PRV). • VM: flow fan management (standard). • VM_EC: BRUSHLESS EC Motor flow fan management. • RU: ambient control panel (standard). • QE: power and regulation electrical panel (standard). • Interface: the units are directly interfaced via Modbus RTU protocol. TERMINAL UNITS FAN COIL CONVECTORS SYSTEM ACCESSORIES CONDENSING UNITS UTNA VM-EC (DX version) EXP Polyvalent systems INDUSTRIAL & PROCESS COOLING 161 WATER CHILLERS HEAT PUMPS Air-cooled Axial fans WATER CHILLERS HEAT PUMPS Air-cooled Centrifugal fans Water-cooled Condenserless units UTNA VM WATER CHILLERS HEAT PUMPS INDOOR INSTALLATION DUCTABLE UNIT