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Mitsubishi Electric CLIMAVENETA NECS-ME Series Technical Bulletin

Condenserless chiller.
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Climaveneta Technical Bulletin
NECS_ME_0152_1604_201004_GB
NECS-ME
0152 - 1604
39,5 - 432 kW
Refrigerant gas R410A
Can be combined with a remote condenser
Integral control and adjustment
Integrated hydronic module
Condenserless chiller
(The photo of the unit is indicative and may change depending on the model)

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Table of Contents

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   Summary of Contents for Mitsubishi Electric CLIMAVENETA NECS-ME Series

  • Page 1 Climaveneta Technical Bulletin NECS_ME_0152_1604_201004_GB NECS-ME 0152 - 1604 Condenserless chiller 39,5 - 432 kW (The photo of the unit is indicative and may change depending on the model) Refrigerant gas R410A Can be combined with a remote condenser Integral control and adjustment Integrated hydronic module...
  • Page 2 CERTIFICATIONS Product certifi cations System certifi cations Climaveneta S.p.A.: Quality System complying with the requirements of UNI EN ISO9001:2008 regulation Environmental Management System complying with the requirements of UNI EN ISO14001:2004 regulation...
  • Page 3 NECS-ME NECS-ME SUMMARY 0152 - 1604 1. Product presentation pg. n° III 1.1 NECS-ME units pg. n° III 1.2 R410A refrigerant pg. n° III pg. n° III 1.3 Combination with a remote condenser pg. n° III 1.4 Integral control and adjustment 1.5 Hydronic unit incorporated pg.
  • Page 4 NECS-ME 1. PRODUCT PRESENTATION Introduction 1.7 Ease of installation This section contains general information on the NECS-ME All the connections of the NECS-ME units are located on the range of products. For detailed information refer to the specifi c side in order to simplify installation operations. This feature sections in this bulletin.
  • Page 5 NECS-ME 2. UNIT DESCRIPTION Liquid chiller with remote condensation - remote ON/OFF terminals Water-cooled indoor unit for producing chilled water, with con- - spring terminals nection to a remote condenser fi tted with hermetic rotary scroll - pump enable relays (only for units without a standard hydronic compressors running on R410A, braised-welded plate exchang- unit) ers and a thermostatic expansion valve.
  • Page 6 NECS-ME 2.4 Controller The controller is available in two formats: - HP and LP gauges - W3000 Base: keyboard and LED display. High and low pressure gauges (only for sizes 0152..0612). - W3000SE Compact: the keypad features functional controls Allows immediate reading of the pressure values on both low and a complete LCD display that allows assessment and inter- and high pressure circuits.
  • Page 7 NECS-ME 2.6 Control unit with LCD display (standard) QuickMind is a special control unit which monitors the main The new “W3000 Base” control unit is installed on all NECS-ME operating parameters, predicts system behaviour and antici- 0152..0612 units. pates unit settings in order to constantly optimise performance; The new “W3000SE Compact”...
  • Page 8 NECS-ME Control unit with LCD display French, German, Spanish, Swedish and Russian (to specify (optional for NECS-ME 0152..0612) when ordering). This allows the control unit interface to be cho- sen to suit the country of destination or, thanks to English, to be Remote keyboard completely independent for all geographical areas.
  • Page 9 NECS-ME 3.1 GENERAL TECHNICAL DATA SIZE 0152 0182 0202 0252 0262 0302 0352 NECS-ME /B COOLING Cooling capacity 39,5 45,8 53,6 60,5 67,4 80,2 92,8 Total power input (unit) 12,0 13,5 15,7 18,1 20,0 23,4 26,9 3,29 3,39 3,41 3,34 3,37 3,43 3,45...
  • Page 10 NECS-ME GENERAL TECHNICAL DATA SIZE 0412 0452 0512 0552 0612 0604 0704 NECS-ME /B COOLING Cooling capacity Total power input (unit) 30,3 33,9 37,6 43,3 48,9 46,9 53,7 3,45 3,46 3,49 3,48 3,47 3,43 3,46 ESEER Heat exchanger water flow m³/h 18,0 20,2...
  • Page 11 NECS-ME GENERAL TECHNICAL DATA SIZE 0804 0904 1004 1104 1204 1404 1604 NECS-ME /B COOLING Cooling capacity Total power input (unit) 60,6 67,9 75,2 86,5 97,8 3,42 3,47 3,50 3,47 3,47 3,49 3,48 ESEER Heat exchanger water flow m³/h 35,7 40,5 45,3 51,7...
  • Page 12 NECS-ME 3.2 COOLING CAPACITY PERFORMANCE 0152 45,6 43,7 41,6 39,2 36,6 33,7 47,1 45,2 43,0 40,6 37,9 34,9 48,5 46,6 44,4 41,9 39,2 36,2 8,07 9,04 10,2 11,5 12,9 14,5 8,10 9,06 10,2 11,5 12,9 14,5 8,13 9,09 10,2 11,5 12,9 14,5 7,86...
  • Page 13 NECS-ME COOLING CAPACITY PERFORMANCE 0302 92,0 88,1 83,9 79,5 74,7 69,7 95,0 91,0 86,7 82,1 77,3 72,1 98,1 94,0 89,5 84,8 79,8 74,5 16,6 18,3 20,3 22,4 24,8 27,4 16,6 18,4 20,3 22,5 24,9 27,5 16,7 18,5 20,4 22,6 25,0 27,5 15,8 15,2...
  • Page 14 NECS-ME COOLING CAPACITY PERFORMANCE 0552 31,0 33,9 37,4 41,4 45,8 50,8 31,1 34,1 37,6 41,5 46,0 50,9 31,3 34,2 37,7 41,7 46,1 51,0 29,9 28,6 27,2 25,7 24,1 22,4 30,9 29,6 28,1 26,6 24,9 23,2 31,9 30,5 29,1 27,5 25,8 24,0 Dpev 38,4...
  • Page 15 NECS-ME COOLING CAPACITY PERFORMANCE 0904 48,8 53,3 58,7 64,9 71,9 79,8 49,0 53,6 59,0 65,2 72,2 80,0 49,2 53,8 59,2 65,4 72,4 80,2 46,8 44,8 42,5 40,2 37,6 34,9 48,4 46,3 44,0 41,6 39,0 36,2 50,0 47,8 45,5 43,0 40,3 37,5 Dpev 52,0...
  • Page 16 NECS-ME COOLING CAPACITY PERFORMANCE 1604 94,7 95,1 95,4 85,5 81,9 77,9 73,7 69,2 64,4 88,3 84,5 80,5 76,1 71,5 66,6 91,0 87,2 83,0 78,6 73,8 68,8 Dpev 72,4 66,3 60,1 53,7 47,4 41,0 77,1 70,7 64,1 57,4 50,6 43,9 82,0 75,2 68,2 61,1...
  • Page 17 NECS-ME OPERATING RANGE Tev OUT [°C] Tc OUT [°C]: Heat exchanger temperature on source side (out) Limits to exchanger water temperature are valid within the minimum Tev OUT [°C]: Cold exchanger temperature on user side (out) - maximum water flow range indicated in the Hydraulic Data section. ETHYLENE GLYCOL MIXTURE Ethylene glycol and water mixtures, used as a heat-conveying fluid, cause a variation in unit performance.
  • Page 18 NECS-ME HYDRAULIC DATA 5.1 Water flow and pressure drop Water flow in the heat exchangers is given by: Pressure drop is given by: Q=Px0,86/Dt Dp= K x Q /1000 Q: water flow (m Q: water flow (m Dt: difference between inlet and outlet water temp. (°C) Dp: pressure drop (kPa) P: heat exchanger capacity (kW) K: unit size ratio...
  • Page 19 NECS-ME HYDRONIC UNIT Available configurations Water-side mechanical filter (recommended) Hydronic kit with one pump Y-filter designed and built to capture the impurities in the hy- Hydronic kit with two pumps draulic circuit. It is fitted with a 0.9 mm stainless steel mesh car- tridge which can be replaced without removing the valve body Compact units Plug and Play.
  • Page 20 NECS-ME Configuration of hydronic unit with 1/2 pumps (0152-0612) CIRCUITS WITH TWO OPTIONAL PUMPS RETURN FROM HYDRAULIC SYSTEM DISCHARGE TO HYDRAULIC SYSTEM The hydronic group comprises: - EV Evaporator - S2 Evaporator water outlet probe - Pd Differential pressure switch - TP Drain plug - Pe...
  • Page 21 NECS-ME 2-pole low head pump 1 pump Pf (1) Q (1) Pump F.L.I. F.L.A. Size [kW] ref. [kW] [kPa] [kPa] 0152 39.5 6.79 13.7 1037 185,3 0182 45.8 7.88 13.7 181,2 0202 53.6 9.22 13.7 175,7 0252 60.5 10.41 13.7 170,5 0262 67.4...
  • Page 22 NECS-ME 2-pole high head pump 1 pump Pf (1) Q (1) Pump F.L.I. F.L.A. Size [kW] ref. [kW] [kPa] [kPa] 0152 39.5 6.79 57.6 1037 252,5 0182 45.8 7.88 57.6 251,1 0202 53.6 9.22 57.6 249,3 0252 60.5 10.41 57.6 247,5 0262 67.4...
  • Page 23 NECS-ME ELECTRICAL DATA Maximum values Compressor Total unit (1) (2) Size F.L.I. F.L.A. L.R.A. F.L.I. F.L.A. S.A. [kW] [kW] 0152 2x15.3 2x95 30.6 0182 2x10.1 2x16.4 2x111 20.2 32.8 0202 2x11.8 2x20.4 2x118 23.6 40.8 0252 2x13.2 2x22.6 2x118 26.4 45.2 0262 2x14.4...
  • Page 24 NECS-ME 7 FULL LOAD SOUND LEVEL SOUND POWER Octave band [Hz] SIZE Total sound Total sound level level 1000 2000 4000 8000 With insulation Sound power level dB(A) Standard unit cover 0152 0182 0202 0252 0262 0302 0352 0412 0452 0512 0552 0612...
  • Page 25 NECS-ME 0152-0612 DIMENSIONAL DRAWINGS WITHOUT PUMPS USE N°4 LIFTING ROPES WITH EQUAL LENGHT ONLY LIFTING LIQUID LINE CONNECTION SUPPORTING BASEMENT DELIVERY LINE CONNECTION EVAPORATOR WATER INLET EVAPORATOR WATER OUTLET POWER INLET MAIN ISOLATOR HANDLE 0152 0182 0202 0252 0262 0302 0352 0412 0452...
  • Page 26 NECS-ME 0152-0612 WITH PUMPS USE N°4 LIFTING ROPES WITH EQUAL LENGHT ONLY LIFTING LIQUID LINE CONNECTION EVAPORATOR WATER OUTLET SUPPORTING BASEMENT DELIVERY LINE CONNECTION POWER INLET EVAPORATOR WATER INLET MAIN ISOLATOR HANDLE REMARKS: For installation purposes, please refer to the documentation sent after the pur- CLIMAVENETA may modify them at any moment.
  • Page 27 NECS-ME 0604-1604 WITHOUT PUMPS USE N°4 LIFTING ROPES WITH EQUAL LENGHT ONLY LIFTING EVAPORATOR WATER INLET POWER INLET EVAPORATOR WATER OUTLET MAIN ISOLATOR HANDLE SUPPORTING BASEMENT LIQUID LINE CONNECTION DELIVERY LINE CONNECTION 0604 0704 0804 0904 1004 1104 1204 1404 1604 Liquid line Delivery line...
  • Page 28 NECS-ME 0604-1604 WITH PUMPS USE N°4 LIFTING ROPES WITH EQUAL LENGHT ONLY LIFTING EVAPORATOR WATER INLET POWER INLET MAIN ISOLATOR HANDLE EVAPORATOR WATER OUTLET SUPPORTING BASEMENT LIQUID LINE CONNECTION DELIVERY LINE CONNECTION REMARKS: For installation purposes, please refer to the documentation sent after the pur- CLIMAVENETA may modify them at any moment.
  • Page 29 NECS-ME DIMENSIONS AND WEIGHTS CLEARANCE (See fol. page) Size NO PUMPS ONE PUMP TWO PUMPS A [mm] B [mm] H [mm] P [kg] A [mm] B [mm] H [mm] P [kg] A [mm] B [mm] H [mm] P [kg] R1 [mm] R2 [mm] R3 [mm] R4 [mm]...
  • Page 30 NECS-ME 9. LEGEND OF PIPE CONNECTIONS UNI ISO 228/1 UNI ISO 7/1 Pipe threads where pressure-tight joints are not made on the Pipe threads where pressure-tight joints are made on the threads - Designation, dimensions and tolerances threads - Designation, dimensions and tolerances Used terminology: Used terminology: G: Pipe threads where pressure-tight joints are not made on the...
  • Page 31 NECS-ME 10. REMOTE CONDENSERS The new Climaveneta’s remote condensers NCE type are with a built-in electrical board. available within three different acoustical versions: • standard version /B Super-silenced Version SUPER-SILENZIATA (/SL) • low-noise version /LN Unit equipped with 8 poles motor fan and Y connections •...
  • Page 32 NECS-ME 11. COMBINATIONS OF EVAPORATING UNITS AND REMOTE CONDENSERS REMOTE CONDENSER BASIC VERSION ∅ ∅ Model of remote Pt (1) Weight condenser [kW] [kW] [m³/h] [dB(A)] [mm] [mm] [mm] [mm] [Kg] [mm] [mm] NCE118A/B 11.7 21200 1880 1370 1565 NCE118A/B 13.7 21200 1880...
  • Page 33 NECS-ME REMOTE CONDENSER SUPER-SILENCED VERSION ∅ ∅ Model of remote Pt (1) Weight condenser [kW] [kW] [m³/h] [dB(A)] [mm] [mm] [mm] [mm] [Kg] [mm] [mm] NCE216A/SL 12.6 11600 2630 1230 NCE216B/SL 14.3 10400 2630 1230 NCE316A/SL 15.8 17400 3770 1230 NCE316A/SL 19.0 17400...
  • Page 34 NECS-ME 11.1 INSTALLATION AND AIR FLOW DIRECTION VERTICAL VERSION ∅ ∅ ∅ ∅ HORIZONTAL VERSION ∅ ∅ ∅ ∅ HFC R410A NECS_ME_0152_1604_201004_GB...

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