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C6.1.9/0219/E

2.7.7 P&I diagram for OMTE-76D & OMTE-90D units

Figure 7: P&I diagram for OMTE-76D & OMTE-90D

Position

Description

Comments

PT P1 Pressure transmitter suction (AI1)

PPR15

Condensing pressure transmitter (AI2)

PPR30

DLT Discharge line temperature sensor (AI3)

NTC 86k

Ambient temperature probe (AI6)

NTC 10k

Liquid receiver with liquid level watch

LW4-L120 Alco

B10

PSL >> LP Mechanical low-pressure switch PS1 (PSL)

PS1-A3A Alco

B11

TT >> DLT Discharge line thermostat 130°C compressor 1

B12

TT >> DLT Discharge line thermostat 130°C compressor 2

B21

PSH >> High-pressure cut-out device compressor 1

PS3-W6S Alco

B22

PSH >> High-pressure cut-out device compressor 2

PS3-W6S Alco

Crankcase heater compressor 1

Crankcase heater compressor 2

High-efficiency Digital Scroll compressor ZBD family

Compressor 1

High-efficiency standard Scroll compressor ZB family

Compressor 2

High-efficiency EC fan

FN071-ZIQ

High-efficiency EC fan

FN071-ZIQ

Digital control solenoid valve

Table 5: Legend of the P&I diagram for OMTE-76D & OMTE-90D units

Содержание Copeland Eazycool OLTE-82D-TFD

Страница 1: ...Application Guidelines Copeland Eazycool Large Outdoor Condensing Unit ...

Страница 2: ... 2 7 4 Electrical cabinet 7 2 7 5 Condenser fan s 7 2 7 6 Housing 7 2 7 7 P I diagram for OMTE 76D OMTE 90D units 8 2 7 8 P I diagram for OMTE 152D units 9 2 7 9 P I diagram for OLTE 82D units 10 2 8 XCM25D Electronic controller Features 11 2 8 1 Description 11 2 8 2 Functionality 11 2 8 3 Main control safety features 12 2 9 XCM25D Electronic controller Programming 13 2 9 1 Programming the local d...

Страница 3: ...19 System pressure protection 24 2 19 1 High pressure safety switch 24 2 19 2 High pressure pressure relief valve 24 2 19 3 Low pressure safety switch 24 2 20 Other inputs of the XCM25D controller 24 2 20 1 Heat recovery mode 24 2 20 2 Ambient temperature sensor 24 2 20 3 Refrigerant level control Leak detection device 24 2 20 4 Fan failure Fan feedback 24 2 21 Output of the XCM25D controller Alar...

Страница 4: ...5 1 Opening the unit housing 35 5 1 1 To open the electrical cabinet 35 5 1 2 To open the compressor chamber 35 5 1 3 To remove the fan safety grid 35 5 1 4 To access the inner parts of the condenser gas cooler 36 5 2 Replacing a compressor 36 5 3 Condenser fins 36 5 4 Electrical connections 37 5 5 Routine leak testing 37 5 6 Condenser fan s motor s 37 6 Certification approval 37 7 Dismantling dis...

Страница 5: ......

Страница 6: ...the Manufacturer s Declaration available at www climate emerson com en gb These instructions should be retained throughout the lifetime of both the compressor and the condensing unit You are strongly advised to follow these safety instructions 1 1 Icon explanation WARNING This icon indicates instructions to avoid personal injury and material damage CAUTION This icon indicates instructions to avoid...

Страница 7: ...perate compressors without refrigerant charge or without being connected to the system CAUTION Contact with POE Material damage POE lubricant must be handled carefully and the proper protective equipment gloves eye protection etc must be used at all times POE must not come into contact with any surface or material that it might damage including without limitation certain polymers eg PVC CPVC and p...

Страница 8: ...ificantly This combined with Copeland Scroll technology allows for high efficiency operation For the rated cooling capacity rated power input and rated COP value please refer to Copeland brand products Select software at www climate emerson com en gb These guidelines meet the requirements of Regulation 2015 1095 Annex V section 2 a with regard to product information namely v See chapter 2 6 Applic...

Страница 9: ...tor amps maximum operating current safety pressures and weight The compressor has its own nameplate with all electrical characteristics Figure 2 Unit nameplate 2 5 Nomenclature The model designation contains the following technical information about Copeland EazyCool Large Outdoor condensing units Figure 3 Nomenclature OM OL units ...

Страница 10: ...me especially during standstill during or after defrosting or after reverse mode the use of a crankcase heater is mandatory retrofit to R450A and R513A is only allowed for compressors which are approved for these refrigerants Contact your local Application Engineering representative for any further information NOTE OMTE OLTE units are equipped with an oil separator This separator is pre charged wi...

Страница 11: ...sure regulation fan speed control in standard and heat recovery conditions as well as for system safety Main safety features provided by the unit compressor oil level control only for OMTE 152D discharge temperature protection voltage sensing refrigerant charge level control and high and low pressure safety 2 7 2 Bill of material 502 General description The 502 bill of material is a version which ...

Страница 12: ...s Extremely energy efficient as a result of EC technology Compact modular design Straightforward installation and commissioning Flexible customer interface easy to expand The fan type on OMTE OLTE condensing units is FN071 ZIQ DG V7P3 2 7 6 Housing Copeland EazyCool Large Outdoor condensing units OMTE OLTE with BOM 501 have the following housing features Redesigned E Box accessible via a hinged co...

Страница 13: ...PSL PS1 A3A Alco B11 TT DLT Discharge line thermostat 130 C compressor 1 B12 TT DLT Discharge line thermostat 130 C compressor 2 B21 PSH High pressure cut out device compressor 1 PS3 W6S Alco B22 PSH High pressure cut out device compressor 2 PS3 W6S Alco E1 Crankcase heater compressor 1 E2 Crankcase heater compressor 2 M1 High efficiency Digital Scroll compressor ZBD family Compressor 1 M2 High ef...

Страница 14: ...essor 1 B12 TT DLT Discharge line thermostat 130 C compressor 2 B21 PSH High pressure cut out device compressor 1 PS3 W6S Alco B22 PSH High pressure cut out device compressor 2 PS3 W6S Alco E1 Crankcase heater compressor 1 E2 Crankcase heater compressor 2 M1 High efficiency Digital Scroll compressor ZBD family Compressor 1 M2 High efficiency standard Scroll compressor ZB family Compressor 2 M3 Hig...

Страница 15: ...scharge line thermostat 130 C compressor 2 B21 PSH High pressure cut out device compressor 1 PS3 W6S Alco B22 PSH High pressure cut out device compressor 2 PS3 W6S Alco E1 Crankcase heater compressor 1 E2 Crankcase heater compressor 2 M1 High efficiency Digital Scroll compressor ZBD family Compressor 1 M2 High efficiency standard Scroll compressor ZB family Compressor 2 M3 High efficiency EC fan F...

Страница 16: ...ondensing Board power 24V AC 15 20 Voltage sensing capabilities Single phase 100 120 200 240V AC 10 Voltage sensing capabilities Three phase 200 240 380 460 575V AC 10 The units of measure are selectable The factory default unit is bar always considered relative for pressure and C for temperature Figure 10 Electronic controller 2 8 2 Functionality The controller allows for easy commissioning by th...

Страница 17: ...which allows individual regulation for each compressor On Digital models a solenoid valve normally closed NC is energized in parallel to the digital modulation solenoid valve to avoid injection during part load conditions The discharge line protection achieved with discharge line thermostats B11 B12 Klixon installed directly on the discharge pipe Compressor phase reversal Ensures that the compress...

Страница 18: ...y mode In standard operation mode the low pressure switch will work for both compressors as a protection device The crankcase heater s is connected directly to the controller The crankcase heater will be energized when the ambient sensor is below a given value 10 C and the compressor has been off for a period of 5 minutes The minimum off time does not apply at initial power up Liquid line assembly...

Страница 19: ...ote display CCM60 This device allows for remote monitoring and control of the XCM25D controller via cable The CCM60 has the same interface as the unit controller therefore the commands and symbols are identical to those of the XCM25D controller The remote display shall be mounted on a vertical panel in a 29 x 71 mm hole and secured using the special bracket supplied see Figure 13 The temperature r...

Страница 20: ... menu Hold for 3 seconds to start a manual defrost or terminate an active defrost Table 10 Single commands 2 9 4 Double commands Entering programming level 1 Pr1 Press simultaneously for about 3 seconds to lock PoF or unlock Pon the keyboard Press simultaneously to leave the programming mode or menu On submenus rtC and EEV this combination allows to go back to the previous level Press simultaneous...

Страница 21: ...ns value out of range probe damaged not connected or incorrectly configured Entering fast access menu Press and release the UP arrow The duration of the menu in case of inactivity is 3 minutes The values that will be displayed depend on the configuration of the board Use the or arrow to select an entry then press to see the value or to go on with another value P1P Pressure value of the P1 probe su...

Страница 22: ...or speed 30 to 100 100 80 E66 Delta temperature condenser floating setpoint 0 0 C to 25 5 C 14 8 T18 Access to Pr2 level 0 999 3 2 1 3 2 1 Table 14 Parameters in programming level Pr1 NOTE The full list of parameters in programming level Pr2 can be found in Technical Information CC7 8 13 Copeland EazyCool Large Outdoor Condensing Units iPro XCM25D Controller Parameter List 2 12 Digital operation A...

Страница 23: ...e activated to provide sufficient cooling capacity Switching off one of the two compressors with S1 or S2 will divide the cooling capacity by half A time delay can be adjusted using relay K42 to avoid compressor cycling in rescue mode factory setting 10 minutes If two compressors are activated in rescue mode S11 S12 both compressors will always run in parallel Also the time delay is always applied...

Страница 24: ...pressor 2 High pressure cut out 2 13 2 PS1 Setpoint adjustment low pressure switch in rescue mode A pressure limiter is installed for low pressure protection This device is designed according to EN 12263 It has an automatic reset In emergency mode PS1 is taking over the control of the suction pressure regulation It should be adjusted on a case by case basis per application needs The factory settin...

Страница 25: ...al BOM 502 for simple heat recovery integration A unit in this special version is mechanically prearranged with piping connections for an additional heat exchanger for desuperheating Figure 18 Piping arrangement for heat recovery The heat recovery feature is active by default A digital input signal must be provided on terminals X11 51 X11 52 probe 5 A15 Heat recovery active in case of heating dema...

Страница 26: ...actory settings other than with additional equipment Emerson recommends using the Emerson Hot Key not part of the standard delivery to save the factory settings at initial power up The same hot key can also be used to save user settings By means of a special programming software Emerson Wizmate and corresponding hardware Emerson Prog Tool the user can preprogram hot keys copy hot keys change param...

Страница 27: ...pears in case of a failed programming operation In this case push the key again if you want to restart the upload or remove the Hot Key to abort the operation 2 16 5 How to program a controller using an Emerson Hot Key download Turn the controller off Insert a pre programmed Hot Key into the 5 pin receptacle and turn the controller on The parameter list of the hot key will be automatically downloa...

Страница 28: ...xt active alarm Select the alarm to see the detailed rtC information Enter the sub menu with alarm time details Select detailed information from active alarm list or With the rtC activated The Hur hour parameter is displayed Press to see the alarm hour Press Min is displayed Press to see the alarm minute Press dAy is displayed Press to see the alarm day Press MOn is displayed Press to see the alar...

Страница 29: ...in emergency mode rescue mode 2 20 Other inputs of the XCM25D controller 2 20 1 Heat recovery mode The electronic controller provides a digital input DI5 to activate the heat recovery mode There are prewired terminals X11 51 X11 52 available to connect the demand signal The wiring between the controller and above mentioned terminals is also factory assembled 2 20 2 Ambient temperature sensor An am...

Страница 30: ...e switch tripping Clean the condenser fins on a regular basis 3 1 Condensing unit handling 3 1 1 Transport and storage WARNING Risk of collapse Personal injuries Move units only with appropriate mechanical or handling equipment according to weight Keep in the upright position Respect stacking loads according to Figure 22 Do not stack anything on top of the unit packaging Keep the packaging dry at ...

Страница 31: ...th width height with closed cover mm OMTE 76D TFD 1574 920 1150 OMTE 90D TFD OMTE 152D TFD 2303 900 1150 OLTE 82D TFD Table 17 Outer dimensions 3 1 3 Weights Unit Net weight kg Gross weight kg OMTE 76D TFD 374 424 OMTE 90D TFD 377 427 OMTE 152D TFD 490 540 OLTE 82D TFD 500 550 Table 18 Weights ...

Страница 32: ...ons WARNING Electrical shock hazard Serious personal injuries There are unused fast on pins on the XCM25D which could be under voltage They are covered by insulated fast on flags in the factory Handle carefully when removing insulating flags during service on site The electrical connection of the refrigeration unit to the power supply must be made by qualified technicians in compliance with the va...

Страница 33: ...ipe it needs to be cooled down during brazing to avoid any damage to the component IMPORTANT Tubing quality Installation contamination All interconnecting piping should be of refrigeration grade clean dehydrated and must remain capped at both ends until installation Even during installation if the system is left for any reasonable period eg 2 hours pipes should be re capped to prevent moisture and...

Страница 34: ... outlet OMTE 76D OMTE 90D 1 3 8 5 8 OMTE 152D OLTE 82D 1 5 8 7 8 Table 21 Suction liquid line diameters 3 3 3 Brazing recommendations CAUTION High temperature Risk of component damage Always use a wet cloth when brazing the suction tube Pay special attention to the pressure transmitter on the suction pipe it needs to be cooled down during brazing to avoid any damage to the component IMPORTANT Bloc...

Страница 35: ...emperature is attained It is necessary to heat the tube evenly Move the torch up and down and rotating around the tube Add braze material to the joint while moving the torch around the joint to flow braze material around the circumference Then heat area 3 This will draw the brazing material down into the joint NOTE The time spent heating area 3 should be minimal As with any brazed joint overheatin...

Страница 36: ...n designed for wall mounting on suitable brackets In this case it is equally important that the dimensional guidelines given in chapter 3 5 Required distances are followed and that additional consideration is given for possible air recycling if units are stacked above and below each other Wall mounting brackets are not included Another factor to consider in finding a good installation site is the ...

Страница 37: ... regulators shut off valves etc in the refrigeration cycle which separate a part of the installation when de energized are manually opened to guarantee successful evacuation in the whole piping system 4 2 Charging procedure 4 2 1 Refrigerant charging procedure IMPORTANT Inadequate charge Overheating The Scroll compressor design requires system charging as quickly as possible with liquid refrigeran...

Страница 38: ...ction shut off valve For an empty system the service connection port on the oil reservoir outlet can be used see Figure 32 Figure 32 Oil charging service ports The compressors in OMTE 152D and OLTE 82D units are equipped with a TraxOil OM4 oil management device The compressors will be switched off in case of insufficient oil level The TraxOil will inject an adequate quantity of oil if required It ...

Страница 39: ...setpoint according to the required application Carry out visual inspection Check fan rotation before starting compressors and turn fans on manually Perform control tests to ensure all controls operate correctly including any manual backup system Check also the following Documentation for the system and its marking especially pressure equipment Installation of safety devices Set pressure of all saf...

Страница 40: ...he electrical cabinet and lift the cover Figure 33 Position of the locks 5 1 2 To open the compressor chamber Unscrew the two screws located on the top of the compressor chamber cover unplug the green yellow grounding cable by pulling then lift the cover Figure 34 Opening the compressor chamber 5 1 3 To remove the fan safety grid The grid can be removed only when the unit is turned off To remove t...

Страница 41: ... oil to the replacement compressor and a second failure When a compressor is exchanged in the field it is possible that a major portion of the oil may still be in the system While this may not affect the reliability of the replacement compressor the extra oil will add to rotor drag and increase power usage De energize the condensing unit before any intervention Close valves to isolate the unit fro...

Страница 42: ...equirements of the Ecodesign Directive 2009 125 EC with regard to efficient system operation ensure the refrigerant and oil charges are sufficient All joints inside the system should be leak tested as part of a regular maintenance schedule 5 6 Condenser fan s motor s A yearly inspection of these items is recommended Fastenings can become loose bearings may wear and fans may require cleaning of sol...

Страница 43: ...ologies GmbH and or its affiliates collectively Emerson as applicable reserve the right to modify the design or specifications of such products at any time without notice 3 Emerson does not assume responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any Emerson product remains solely with the purchaser or end user 4 Emerson d...

Страница 44: ...on 0 1 to 9 9 bar 0 1 to 99 9 PSI 0 1 C to 25 5 C 2 0 1 0 C21 Cycle time for digital compressor 10 to 40 sec 10 10 C24 Minimum capacity for digital compressor 0 to C25 10 10 C27 Time with DGS at PMi before switching off another load 0 to 255 sec 10 5 D29 Low pressure alarm value A02 to A03 0 8 0 3 E66 Delta temperature condenser floating setpoint 0 0 C to 25 5 C 8 0 8 0 N01 Current minute 0 to 59 ...

Страница 45: ...Probe failure or out of range The functions related to Probe 6 ambient sensor are disabled Automatically as soon as the probe restarts working E07 AI7 error Probe failure or out of range The functions related to Probe 7 are disabled Automatically as soon as the probe restarts working E08 Battery error The internal back up battery is not working properly Disable the clock function to restart the un...

Страница 46: ...ver current lockout compressor 1 Over current happened H11 times within one hour The compressor will lock out if H11 equal to 0 no compressor lockout Hold start button for 5 sec or manual power off and on if H11 equal to 0 compressor starts automatically after H08 delay time out E24 Open run circuit error Motor running winding open single phase The compressor will trip Automatically H08 delay time...

Страница 47: ...etect error Detection of frequency current alarm The compressor will trip and lockout Manual power on and power off E30 Main power lost Controller power supply lost Warning signal only Restore power supply E31 Over current compressor 2 Electrical current higher than H09 setting The compressor will trip Automatically H08 delay time out L31 Over current lockout compressor 2 Over current happened H11...

Страница 48: ...0 no compressor lockout Hold start button for 5 sec or manual power off and on if D26 equal to 0 compressor starts automatically when discharge line temperature lower than D23 setting and D25 delay time out E45 High condenser pressure alarm Condenser pressure higher than E58 for E59 minutes The compressor is activated according to E60 Automatically as soon as condenser pressure lower than E61 E46 ...

Страница 49: ...t is used for Digital compressor during alarm time the Digital compressor output is 50 Automatically as soon as condenser probe temperature is higher than C13 L51 Cold start lockout alarm Number of cold start alarms due to suction pressure exceeds parameter D34 setting or number of cold start alarms due to discharge line temperature exceeds parameter D33 setting Digital compressor turns off and is...

Страница 50: ...ature is in LOP LOP 4 C E62 High superheating alarm If the superheat remains above HSH L04 for HSd L06 Valve is opened at HSt M01 Automatically with the SH condition E63 Low superheating alarm If superheat below LSH L03 Valve will slowly close to the LSt M02 Automatically with the SH condition E64 High room temperature alarm If temperature above ALU G48 Warning signal only If temperature ALU G48 A...

Страница 51: ...ion Board must be reset E84 Compressor configuration error Case 1 0 Digital compressor relay is configured no digital solenoid configuration Case 1 Digital compressor relay is configured no digital solenoid configuration Case 2 no Digital compressor relay configuration digital solenoid is configured Case 3 C05 3 Digital compressor relay and digital solenoid are configured Correct the configuration...

Страница 52: ...1 870 105 0 858 39 178 3 10 42 45 19 12 56 48 4 444 77 1 817 106 0 836 38 168 9 9 40 56 20 12 09 49 4 300 78 1 766 107 0 816 37 160 1 8 38 76 21 11 63 50 4 161 79 1 716 108 0 796 36 151 8 7 37 05 22 11 20 51 4 026 80 1 669 109 0 777 35 144 0 6 35 43 23 10 78 52 3 897 81 1 622 110 0 758 34 136 6 5 33 89 24 10 38 53 3 772 82 1 577 111 0 740 33 129 7 4 32 43 25 10 00 54 3 652 83 1 534 112 0 722 32 12...

Страница 53: ...unctions description 14 Table 9 Display visualisation 14 Table 10 Single commands 15 Table 11 Double commands 15 Table 12 Programming level 1 parameters 16 Table 13 Fast access menu 16 Table 14 Parameters in programming level Pr1 17 Table 15 19 Table 16 How to check the alarm list 23 Table 17 Outer dimensions 26 Table 18 Weights 26 Table 19 Maximum electrical values 28 Table 20 Maximum distance be...

Страница 54: ...Rescue mode Control panel bottom view 19 Figure 18 Piping arrangement for heat recovery 20 Figure 19 Heat recovery implementation 21 Figure 20 Emerson Hot Key 21 Figure 21 Location of Hot Key plug connection 22 Figure 22 Maximum stacking loads for transport and storage 25 Figure 23 Outer dimensions of OMTE 76D OMTE 90D 25 Figure 24 Outer dimensions of OMTE 152E OLTE 82D 26 Figure 25 Lifting points...

Страница 55: ...el 48 22 458 92 05 Fax 48 22 458 92 55 poland sales emerson com MIDDLE EAST AFRICA PO Box 26382 Jebel Ali Free Zone South Dubai UAE Tel 971 4 811 81 00 Fax 971 4 886 54 65 mea sales emerson com ASIA PACIFIC Suite 2503 8 25 F Exchange Tower 33 Wang Chiu Road Kowloon Bay Kowloon Hong Kong Tel 852 2866 3108 Fax 852 2520 6227 CZECH REPUBLIC Hajkova 22 CZ 133 00 Prague Tel 420 733 161 651 Fax 420 271 0...

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