Thermocold MEX VS 112 RH Technical Bulletin Download Page 5

MEX VS

 

Chillers and inverter air / water heat pumps with axial fans

 

5

 

The manual of MEX VS units collects all the necessary information for the better use of the equipment under safety conditions for 
the operator thus meeting the requirements listed in the 2006/42/CE Equipment Directive and following amendments.

 

1

 

PURPOSE AND CONTENT OF THE MANUAL 

This  manual  provides  basic  information  as  for  the  installation,  the  operation  and  the  maintenance  of  the  MEX  VS  units.  It  is 
addressed  to  machine  operators  and  it  enables  them  to  use  the  equipment  efficiently,  even  if  they  do  not  have  any  previous 
specific knowledge of it. 

 

WARNING: Although this manual is also destined for the end-user utilizations, some discibed activities are allowed 
only  for  trained  technical  personnels  who  should  be  in  possession  of  Vocational  and  Technical  Training  allowing 
them to be responsible for carrying out the activity. They should be properly updated with courses approved by the 
competent  authorities.  These  activities  includ:  installation,  both  ordinary  and  extraordinary  maintenance, 
appliance disposal and any other activity required by "qualified staff." 
After the  end of installation  and/or maintenance of the  appliance, the  qualified operator has a  duty  to properly 
inform the end-user about the use of the appliance and the necessary periodical checks. 
The installer is responsible to deliver all necessary documentation (including this manual) to the user and should 
ensure him to keep it in a safe place near the appliance where it can be available at any time. 

This manual describes the characteristics of the equipment at the time in which it is being put on the market; therefore, it may not 
include  technological  improvements  introduced  later  by  the  company  as  part  of  its  constant  endeavour  to  enhance  the 
performance, ergonomics, safety and functionality of its products. 
The company, therefore, is not constrained to update the manuals for previous versions of machines. 
It’s recommended that, the user must follow the instructions contained in this booklet, especially those concerning the safety and 
routine maintenance. 

1.1

 

CONSERVATION OF THE MANUAL 

The  manual  has  to  be  always  kept  by  the  user  for  future  reference.  It  has  to  be  stored  in  a  safe  place,  away  from  dusts  and 
moisture.  It  has  to  be  available  and  accessible  to  all  users  who  shall  consult  it  when  they  are  in  doubt  on  how  to  operate  the 
equipment. 
The company reserves the right to modify its products and related manuals without necessarily updating previous versions of the 
reference  material.  It  declines  also  any  responsibility  for  possible  inaccuracies  in  the  manual  if  due  to  printing  or  transcription 
errors.

 

The customer shall store any updated copy of the manual or parts of it delivered by the manufacturer as an attachment to this 
manual. 
The company is available to give any detailed information about this manual and to give information regarding the use and the 
maintenance of its own units. 

1.2

 

GRAPHIC SYMBOLS 

 

Indicates operations that can be dangerous for people and/or disrupts the correct operation of the equipment.

 

 

Indicates prohibited operations. 

 

Indicates important information that the operator has to follow in order to guarantee the correct operation of the 
equipment in complete safety. 

2

 

SAFETY LAWS 

The MEX VS units have been designed in compliance with the following Directives and Harmonised Norms concerning the safety of 
the appliances: 

 

97/23/CE, 2014/35/UE, 2014/30/UE, 2011/65/UE, 2012/19/UE Community Directives 

 

UNI EN 378-1, 378-2, UNI EN 12735-1 Norms 

 

CEI EN 60335-2-40 Norms 

 

CEI EN 55014-1, CEI EN 55014-2, CEI EN 61000-3-2, CEI EN 61000-3-3, CEI EN 62233 Norms 

And the following directives and regulations concerning the energy labeling and the eco-friendly products: 

 

Community directive 2009/125/CE and subsequent transpositions 

 

Community directive 2010/30/UE and subsequent transpositions 

 

Regulation UE No 811/2013 

 

Regulation UE No 813/2013 

Summary of Contents for MEX VS 112 RH

Page 1: ...llation based on the explanations and or on the technical specifications provided in this manual It is besides forbidden the reproduction under any form of the texts and of the figures contained in th...

Page 2: ...paragraph 2 point f L attrezzatura a pressione rientra nella CAT I L unit quindi esente dall applicazione della normativa PED 2014 68 UE Riferimento Art I paragrafo 2 punto f 2 Harmonized standards a...

Page 3: ...IMUM TECHNICAL CLEARANCES 12 CAUTION IT IS OBLIGATORY TO INSTALL THE UNIT ON A FIRM AND APPROPRIATE BASEMENT TO SUPPORT ITS WEIGHT CONSIDERING THE WEIGHT OF THE UNIT POSSIBLE VIBRATIONS AND RESULTANT...

Page 4: ...26 17 1 MODELS MEX VS 15 RH 16 RH 26 17 2 MODELS MEX VS 18 RH 19 RHIN OUT 1 M 26 17 3 MODELS MEX VS 112 RH 112T RH 115 RH 115T RH 27 17 4 INTERNAL PARTS OF THE UNIT 27 17 4 1 Mod MEX VS 15 RH 16 RH 2...

Page 5: ...e company therefore is not constrained to update the manuals for previous versions of machines It s recommended that the user must follow the instructions contained in this booklet especially those co...

Page 6: ...the performance of their tasks in safety Operators have to know how to use personal protective devices and have to know the accident prevention guidelines contained in national and international laws...

Page 7: ...ining the MEX VS units it is required to use the following personal protective equipment Protective clothing Maintenance men and operators have to wear protective clothing that complies with the basic...

Page 8: ...e 12 h TWA 1000ml m for each of the two components Respiratory protection For rescue and maintenance operation in storage tanks use self contained respirator apparatus The vapors are heavier than air...

Page 9: ...XCHANGERS The air side exchangers are made up of copper pipes and aluminium fins The tubes are mechanically expanded into the aluminium fins to improve the heat exchange factor The geometry of these c...

Page 10: ...ds on the size of the unit refer to the technical data shown in chapter 12 safety valve 6 bar that have to be connected with a colleting tank the manual air release valve and the flow switch 5 11 FAN...

Page 11: ...int of operation for the plant side IMPORTANT NOTE ONLY THE OPTIONAL ACCESSORIES THAT ARE NOT INSTALLED IN THE FACTORY CAN BE REQUIRED AFTER THE ORDER OF THE UNIT WHILE THE FACTORY INSTALLED ACCESSORI...

Page 12: ...Before any operation on the unit make sure the power supply is disconnected WARNING MOVING PARTS RISK OF DEATH Disconnect the power supply and ensure that the fan is stopped before opening the front p...

Page 13: ...ator have to be kept clean therefore make sure that are clean after the unit installing the unit and then check them periodically All units are standard supplied with the water flow switch factory ins...

Page 14: ...H F G E D C i HWAK 10 12 V4 SERIE MEX VS 112 RH and 115 RH A B H F G E D C i HWAK 14 16 V4 KEY A Plate heat exchanger E Expansion vessel B Flow switch F Manual air vent valve C Service valve G Safety...

Page 15: ...LET TEMPERATURE OUT WATER OUTLET TEMPERATURE CP CAPILLARY 7 7 REFRIGERANT DIAGRAM OF 112RH 115 RH IN OUT DT OS ST LP HP 4WV LR EEV FL FL FL C CLS Pr PV Pr PV CP SE M M P C COMPRESSOR CLS COMPRESSOR LI...

Page 16: ...controller is positioned To get access to the terminal block please see the indications reported in the paragraph 7 8 2 The wiring to the terminal block has to be realized in accordance to the below...

Page 17: ...w in the controller s lateral part of the unit 2 Remove the screws connecting the cover plate of the electric box then proceed to connect wire to the terminal block 3 Insert the cables PG cable glands...

Page 18: ...installed upstream of the system If the temperature drops below 0 C there is serious danger of frost add a mixture of water and glycol in the plant otherwise drain the hydraulic circuits of the plant...

Page 19: ...s in the atmosphere They have to be collected and delivered to the seller or to proper gathering points at the end of their operating life Refrigerant R410A is mentioned among controlled substances an...

Page 20: ...rgy Efficiency Index EEI circolatore 0 20 0 20 0 20 0 21 Hydraulic circuit Expansion vessel L 1 1 1 1 Hydraulic connections inch 1 M 1 M 1 M 1 M Minimum volume of water 7 L 31 37 46 51 Noise level Sou...

Page 21: ...xDxW mm 1060 x 1405 x 455 1060 x 1405 x 455 Max Packing dimensions LxDxW 10 mm 1125 x 1675 x 690 1125 x 1675 x 690 Operating weight kg 119 130 Net Gross weight kg 115 5 126 126 3 137 Prestazioni rifer...

Page 22: ...teristic curves corresponding to Head pressure Water flow without head losses of the hydronic kit The optimal operating point is shown on each curve under the specified conditions at the apex 3 p 20 T...

Page 23: ...MEX VS Chillers and inverter air water heat pumps with axial fans 23 MEX VS 18RH MEX VS 19 RH MEX VS 112 RH 112T RH 115 RH 115T RH...

Page 24: ...act us In this case contact our company for the feasibility study and evaluation of changes to be made according to your requests The maximum temperature that can be maintained at the outlet of the ev...

Page 25: ...s and inverter air water heat pumps with axial fans 25 Below the operation limits are graphed in the case of air conditioning and sanitary hot water production WATER CHILLER HEAT PUMP MODES DOMESTIC H...

Page 26: ...orrection factor PDCF Pressure drops correction factor The water flow rate and pressure drop correction factors are to be applied directly to the values given for operation without glycol The water fl...

Page 27: ...the screw 1 from the side panel for separating the side panel from the front panel Detail A 3 Sequentially twist off the screws number 5 6 7 in order to move shift slightly the front panel and gain a...

Page 28: ...panel pull the panel forward to remove it in order to loose the hooking tab on the basement indicated as C in the detail B and remove it 17 4 3 Mod MEX VS 112 RH 112T RH 115 RH 115T RH 1 Remove the c...

Page 29: ...Vac2 FD1 CN13 CN3 PBF1 9 M1 4 11 3 L N P1 TO 02 H 7 TO 02 H 7 42 40 12 L N TB1 25 29 35 77 36 34 26 36 TO 02 M 10 TO 02 J 20 02 C 10 02 D 10 63 62 INVERTER U V W L2 L1 AC L AC N PE INV1 43 43 46 46 L...

Page 30: ...2 NO2 70 R R 53 0 10 0 10 GND 19 18 17 16 15 14 13 15 14 4 WV1 29 62 63 TO 01 J 18 TO 01 J 18 DO4N DO3 DO5N 80 DO5 DO4 DO3N CEH1 A B 80 R3 A B R1 A B R2 A B 78 78 N2 76 76 67 66 58 N1 57 Auxiliary hea...

Page 31: ...Trasduttore di bassa pressione Sensore temperatura aspirazione Sonda temperatura acqua in ingresso Descrizione Description Component Componente HP LP OUT ST IN Indice Sonde Probe index Sonda temperatu...

Page 32: ...E U V W O P P U DRIVE BOARD CON1 CON2 FIN CON3 BN BP2 RUN CM CM CM 0 10V Pin4 Pin5 OP1 12 L2 N2 E CON1 FIN BP1 BN1 L2 N2 12 RY1 U V W E L N Pin 4 Pin 5 INV1 RL1 2 4 6 8 R CHARGE1 114 30 32 34 31 41 15...

Page 33: ...10 GND 51 52 53 48 49 50 71 100 100 4 WV1 25 113 114 DO4N DO3 DO5N 97 DO5 DO4 DO3N CEH1 A B 97 R3 A B R1 A B R2 A B 102 95 95 N2 93 93 77 N1 76 87 74 75 7 0 1 108 109 90 85 86 77 01 J 7 01 K 7 01 G 1...

Page 34: ...Component Fusibile 2 x 32A 10 3x38 Fuse 2 x 32A 10 3x38 Indice Fusibili Fuse index Resistenza compressore Compressor heater Compressore Compressor Ventilatore Fan motor Trasformatore Transformer Desc...

Page 35: ...30 Vac1 TF1 12 Vac1 230 Vac2 12 Vac2 32 46 47 48 40 31 34 44 44 49 49 77 76 73 74 66 FD1 FD2 M1 53 52 112 14 11 12 12 14 39 42 43 43 13 15 60 58 65 75 73 74 L N P1 TO 02 H 7 TO 02 H 7 02 K 8 27 L N TB...

Page 36: ...10 0 10 70 71 GND 78 76 77 75 73 74 67 65 66 68 68 67 65 66 TO 01 B 4 4 WV1 56 82 83 TO 01 K 21 TO 01 K 21 DO4N DO3 DO5N 100 DO5 DO4 DO3N CEH1 A B 100 R3 A B R1 A B R2 A B 106 98 N2 96 96 116 N1 72 90...

Page 37: ...onent Componente F1 CB1 TF1 M1 M2 C1 CEH1 Componente Component Controllo bordo macchina Control board Indice Componenti Component index Description Descrizione Trasformatore Transformer Ventilatore Fa...

Page 38: ...cs see the control manual 21 HANDBOOK FOR SOME CONFIGURATIONS OF INSTALLATIONS For more information about the some configurations you may contact our office and ask for the handbook which collects a s...

Page 39: ......

Page 40: ...g Thermocold shall have the right to introduce at any time whatever modifications deemed necessary to the improvement of the product 70026 Modugno Bari Via dei Ciclamini 25 Z I Tel 080 5312623 Interne...

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