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CLOSE CONTROL UNIT. By Olivier Lenglet. RANGE DESCRIPTION. Range description. 2 Families. Close Control Unit – INNOV@. Telecom Unit – @DNOVA. Capacity kW. Range description. 4 ranges. DX from 6 to 20kW. INNOV@ CENTRIFUGAL. Medium size : DM. Chilled water from 8 to 22kW.
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CLOSE CONTROL UNIT By Olivier Lenglet
Range description 2 Families Close Control Unit – INNOV@ Telecom Unit – @DNOVA Capacity kW
Range description 4 ranges DX from 6 to 20kW INNOV@ CENTRIFUGAL Medium size : DM Chilled water from 8 to 22kW INNOV@ECFAN Chilled water from 8 to 236kW High size : DH INNOV@ECFAN DX from 20 to 120kW DX from 7 to 70kW INNOV@ENERGY DX from 2.5 to 26kW @DNOVA
INNOV@ Codification Codification : D H x x x 0000 INNOV@CENTRIFUGAL & INNOV@ECFAN Medium size DM INNOV@ECFAN High size DH IN INNOV@ENERGY TH @DNOVA
INNOV@ Operating mode Codification : D H A x x 0000 A Air cooledwithremote condenser W Water cooled with remote dry-cooler Z Water cooled for city tap water
INNOV@ Operating mode Codification : D H C x x 0000 C Chilled water Dual Cooling • Air cooledwithremote condenser more • chilled water coil D
INNOV@ Operating mode Codification : D H K x x 0000 • Water cooled with remote dry-cooler • more • chilledwater coil K Dual Cooling Dual Cooling • Water cooled for city tap water • more • chilled water coil Q
INNOV@ Operating mode Codification : D H F x x 0000 • Water cooled with remote dry-cooler • And indirect free-cooling F
Return air INNOV@ Operating mode Indirect Free-cooling Onlyavailable for unit water-cooled with dry-cooler Itisnot and option thisis a type of unit Dry Cooler
INNOV@ airflowconfiguations Codification : D H x D x 0000 Downflow discharge D Upflow discharge U Displacement X
INNOV@ Fans Codification : D H x x R 0000 Centrifugale For capacity from 6kW to 22kW C High pressure fan as an option Psd =100 à 250 Pa Radial plug fan For capacity from 6kW to 236W R Plug Fan with EC motor (std) Aesp =140 à 560 Pa 600mm for DM 795 or 950mm for DH
INNOV@ Codification Codification : D H A D R 0 5 9 2 • DH = INNOV@ A = Air cooledwithremote condenser • D = Downflow discharge • R = Radial plug fan with EC motor • Capacity kW in this case 59kW • Number of compressors/circuits in this case 2 comp/2 circuits • 0 or 1 = 1 compressor / 1 ref. circuit or chilled water unit • 2 = 2 compressors/2 circuits • 4 = 4 compressors/2 circuits • One exception 0205 whichmean 20.5kW withonly 1 compressor/1 circuit
INNOV@ General features • Refrigerant: R407c et R410a • Refrigerant components • Scroll compressor • Plate heatexchanger AISI304 • Filterwithmolecularsieve and activated alumina. • Sight glass withhumidity indication. • Thermostatic valve with MOP function and externalequalization. • Liquidreceiver • HP pressostat withmanual reset • LP pressostat withautomatic reset • Schrader valves for maintenance and/or Control. • Hydrophiliccoiltreatment: • Allows film condensation in dehumidification • Process • No water dragging, especially in downflow units
RANGE DESCRIPTIONDM • 6 - 21kW direct expansion • 8 - 23kW chilled water
DM architecture Double inlet centrifugal fan
DM architecture • Downflow discharge • Direct expansion • Air cooled Filter Control Electrical panel Electricalheater Centrifugal fan TXV Compressor Humidifier DMADC
DM architecture • Downflow discharge • Chilled water Control Filter Electrical panel 3 or 2-way valve With actuator Humidifier DMCDC
DM architecture • Upflow discharge • Chilled water Control Electrical panel Electricalheater Filter 3 or 2-way valve With actuator Humidifier DMCUC
DM architecture Plug fan with EC motor
Plug fan with EC motor Standard for ranges DM__R, DH__R, ENERGY ZIEHL ABEGG EC Blue for DM EBM for DH / ENERGY Aesp =350 à 450 Pa
Plug fan with EC motor Brushlesssynchronous motor
Plug fan with EC motor Better motor efficiency 90 EC-Motor 80 3~AC 70 1~AC 60 50 Motor efficiency [%] 40 30 20 10 0 50 100 150 200 250 300 350 400 450 500 Motor Power [W]
Plug fan with EC motor Startingcurrent AC/EC AC motor : Inrush current around 3.5 the nominal input current No inrush And Speed ramp up
Plug fan with EC motor EC-Motor Features • Energy Savings • Excellent noise behaviour • Compact design • Commutation electronics is integrated into the motor including EMC and mains supply filter for ease of installation • PFC (power-factorcontrol) • Integrated motorprotection • no additional wiring, no additional componentsnecessary • Motor andelectronicsareoptimallymatched • Maintanencefreeoperationwithlonglife time
Plug fan with EC motor Next improvment EBM - RADICAL Plastic Impeller with Aerodynamically optimized shape To increase the efficiency and reduce the noise level (up to 50%) Availableyet on ENERGY
DM architecture • Downflow discharge • Direct expansion • Air cooled Control Filter Electrical panel Electricalheater Compressor Humidifier DMADR
DM architecture • Downflow discharge • Chilled water Control Filter Electrical panel Electricalheater 3 or 2-way valve With actuator Humidifier DMCDR
DM architecture • Upflow discharge • Direct expansion • Air cooled Electricalheater Control Electrical panel Filter Compressor Humidifier DMAUR
DM architecture • Upflow discharge • Chilled water Electricalheater Control Electrical panel Filter 3 or 2-way valve With actuator Humidifier DMCUR
RANGE DESCRIPTIONDH • 20 - 120kW direct expansion • 30 - 210kW chilled water
INNOV@ DH Sizes • Chilled water • Only downflow configuration
INNOV@ DH Sizes • Chilled water • Only downflow configuration
DH architecture • Downflow discharge • Direct expansion • Air cooled Filter Control Electrical panel Electricalheater Compressor Humidifier DHADR
DH architecture • Downflow discharge • Chilled water Filter Control Electrical panel 3 or 2-way valve With actuator Electricalheater Humidifier DHCDR
DH architecture • Upflow discharge • Direct expansion • Air cooled Radial fan Electricalheater Control Electrical panel Compressor Filter Humidifier DHAUR
DH architecture • Upflow discharge • Chilled water Radial fan Electricalheater Control Electrical panel Filter 3 or 2-way valve With actuator Humidifier DHCUR
DH architecture • Downflow discharge • Direct expansion • Water cooled Filter Control Electrical panel Compressor Electricalheater Plateheatcondenser Humidifier DHWDR
RANGE DESCRIPTIONENERGY • 9- 70kW direct expansion