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ZX Condensing Unit
User Manual

Stream Condensing Unit

User Manual

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Содержание COPELAND Stream W9-4MF-13X

Страница 1: ...ZX Condensing Unit User Manual Stream Condensing Unit UserManual ...

Страница 2: ...e Disclaimer 2 Safety Information 3 Nomenclature 5 Features Benefits 5 CDU Layout 6 Bill of Materials 6 NextGen CoreSense 7 Electrical Connections 15 CDU Performance Technical Data 19 21 Installation Start up Commissioning Report 28 Page ...

Страница 3: ...hould only be installed by suitably qualified and experienced refrigeration technicians No responsibilty can be accepted for damage caused by inexperienced or inadequately trained site techni cians or improper system design All instructions and procedures described in this manual are based on good refrigeration trade practices as applicable to this particular product The installation contractor ma...

Страница 4: ... All valid standards for connecting electrical and refrigeration equipment must be observed d The national legislation and regulations regarding personnel protection must be observed Use personal safety equipment Safety goggles gloves protective clothing safety boots and hard hats should be worn where necessary WARNING This icon indicates inﬆructions to avoid personal injury and material damage CA...

Страница 5: ...ing out the system System breakdown Personal injuries Only approved refrigerants and refrigeration oils must be used WARNING High shell temperature Burning Do not touch the compressor until it has cooled down Ensure that other materials in the area of the compressor do not get in touch with it Lock and mark accessible sections CAUTION Overheating Bearing damage Do not operate compressors without r...

Страница 6: ...running cost of any installation CoreSense Module offers advanced protection and diagnostics benefits for excellent system reliability reduced service costs and increased equipment uptime Stream range provides best in class performance for today s commonly used HFCs and future low GWP refrigerants This results in significantly lower cost of operation and reduced environmental impact compared to co...

Страница 7: ... oil separator fitted on the liquid line F03 Filter drier hermetic moisture indicator and oil separator fitted on the liquid line including suction accumulator 1 2 3 4 5 1 Hermetic moisture indicator Most sensitive indicator with wide angle viewing 2 Filter drier High moisture and acid removal capacity 3 Suction accumulator Protects the compressor condition 4 Stream compressor Semi hermetic piston...

Страница 8: ...vel c HP LP Cut out Dual HP LP auto reset safety switch Pressure switches used for control protective functions Control functions compressor cycling pump down Protective functions pressure limiting and cut out against excessive pressures against loss of charge or freeze protection Display scales are printed in relative pressure units bar and psi d Z9 Z12 Condenser Condenser is constructed with cop...

Страница 9: ... Condensing units are individually packed on a baseboard and a carton is fitted over Accessories are mounted In the unlikely event that the packaging box is damaged the condenser might be damaged Condensing units can be stacked two high It is recommended to keep the unit packaged until final installation The condensing unit when boxed can be handled by a forklift or pallet truck The condensing uni...

Страница 10: ...alarms Compressor turns off for defined time with automatic reset If the compressor was stopped due to a fault condition the compressor will restart when the fault condition is cleared and the defined off time has elapsed Lockout alarms Compressor turns off manual reset is necessary If the compressor was stopped due to a fault condition the compressor will restart when the fault condition is clear...

Страница 11: ... C to 155 C 170 C for 30 minutes max Tightening torque 15 Nm Protection class IP65 6 3 Motor overheat protection By using Positive Temperature Coefficient PTC thermistors on 4M and 6M Stream compressor models Next Gen CoreSense provides motor overheating protection Two chains of three thermistors each connected in series are embedded in the motor windings Static overheat protection The Next Gen Co...

Страница 12: ...on starts 4 5 seconds after compressor start and resets automatically 5 min utes after tripping 6 8 Switching frequency overstepping protection The number of compressors starts is monitored over a defined period of time If the compressor reaches the maximum number of starts in a time shorter than the defined one an alarm is triggered Default setting is 10 starts in 1 hour and trip generation The r...

Страница 13: ...lure protection A comparison is made between the voltage of each phase and their average If any of the 3 power phases is missing after compressor start a single phasing condition exists Any voltage imbalance above 60 is a condition for phase loss trip Alarm conditions occurs in case of missing phase conditions Trip time 5 minutes with automatic reset A missing phase can be detected during start up...

Страница 14: ...ion At first start or at power reset of the Next Gen CoreSense module the voltage is measured on both windings If the voltages are identical a Compressor is connected in full winding the protection is disabled b If the voltages are different the voltages are compared again after 1 second c If the voltage on the second winding is the same as on the first winding the comp ressor is connected in part...

Страница 15: ...OM X Selection possible Oil level below 25 Correct oil level 5 2 1 2 Static motor overheat protection X PTC resistance 4 5 kΩ 5 minutes and PTC resistance 2 75 kΩ 5 2 2 Dynamic motor overheat protection X 240 Ω 400 ms 5 minutes 5 3 3 High discharge temperature DLT X 154 C 2 minutes and 130 C 5 4 1 4 Locked rotor protection X 150 of MOC 10 X Trip 5 minutes 5 4 2 Maximum Operating Current MOC X MOC ...

Страница 16: ...t to zero the compressor can restart If the tripping condition is not cleared the reset signal is ignored 6 16 CoreSense location The Next Gen CoreSense module is located in the compressor terminal box It is prewired to the oil pressure sensor for compressors with oil pump the motor thermistor chain PTC the discharge temperature sensor and the current sensor 7 Electrical Connections Motor Connecti...

Страница 17: ...Compressor CoreSense Control Wiring Star Delta motors can be connected direct on line or Star Delta start Star Delta motor Y Code E Direct on line start Direct on line start Y Star Delta start 16 ...

Страница 18: ... Next Gen CoreSense module is originally delivered with basic modules pre connected 1 2 Power Supply 19 20 Control circuit 17 18 Welded contact alarm optional Part Winding Motors AW Star Delta Motors EW 17 ...

Страница 19: ...Z9 CDU Fan Wiring Z12 CDU Fan Wiring 18 ...

Страница 20: ...ne 0 88 0 88 0 88 0 88 0 88 0 88 0 88 Receiver Capacity L 18 90 18 90 18 90 18 90 18 90 18 90 47 90 Condenser Fan Current A 1 85 1 85 1 85 1 85 1 85 1 85 1 35 Compressor MOC A 30 80 35 40 39 00 44 50 51 90 59 70 75 80 Compressor LRA 105 00 156 00 175 00 175 00 199 00 255 00 306 00 CDU Model Z9 4MA 22X Z9 4MH 25X Z9 4MI 30X Z9 4MJ 33X Z12 4MK 35X Z12 6MI 40X Comp Model 4MA 22X 4MH 25X 4MI 30X 4MJ 3...

Страница 21: ...88 0 88 0 88 0 88 Receiver Capacity L 18 90 18 90 18 90 18 90 18 90 18 90 Condenser Fan Current A 2 25 2 25 2 25 2 25 2 25 2 25 Compressor MOC A 38 80 44 60 49 10 56 10 65 40 75 20 Compressor LRA 132 00 194 00 224 00 224 00 252 00 320 00 CDU Model Z9 4MA 22X Z9 4MH 25X Z12 4MI 30X Z12 4MJ 33X Z12 4MK 35X Z12 6MI 40X Comp Model 4MA 22X 4MH 25X 4MI 30X 4MJ 33X 4MK 35X 6MI 40X Capacity kW 31 35 1 41 ...

Страница 22: ...e The unit should always be installed in a location that ensures clean air flow Both service access and airflow have been considered in making these recommenda tions Where multiple units are installed due care should be taken to avoid the discharge air from each unit adversely affecting other units in the vicinity Ideally the unit should be mounted on a solid concrete slab with anti vibration pads...

Страница 23: ...r unit will need to operate Pipe runs should be kept as short as possible using the minimum number of directional changes Use large radius bends and avoid trapping of oil and refrigerant This is particu larly important for the suction line The suction line should ideally slope gently towards the unit Recommendation slope is 1 200 1 250 P traps double risers and reduced pipe diameters may be requir...

Страница 24: ...rt up Operation Initial pressure test by vacuum and nitrogen Step by step Use a 4 port gauge manifold with 3 8 hose and connections to the vacuum pump The vacuum gauge does not have to be connected for this part of the process Connect the gauges to service ports provided on receiver valve and suction tube In order to remove any non condensable that may have entered the system during installation f...

Страница 25: ... entire system paying attention to all joints e Periodically check functionality of the electronic leak detector during this process f To further check system integrity spray a soapy water solution over joins then visually inspect for bubbles g Leave the system under pressure for a designated period 24 Hours h Check and record the ambient temperatures and the system pressure with calibrat ed appro...

Страница 26: ...nning 7 The system needs to be operated down to its set point before you can be sure that the charge is correct It is at this point that the normal refrigeration operational checks can be carried out such as checking the liquid line sight glass for bubbles and the operating pressures 8 If the system is still short of the refrigerant bleed liquid refrigerant into the suction side with the compresso...

Страница 27: ...sult in high condensing temperatures and poor unit performance Regular cleaning is recommended with frequency depending on the installation and the surrounding environment As a general guide it is advisable to do this at least once every two months Fins should be cleaned with liquid detergent diluted with clean water Before washing a light brush downward in the direction of the fins should be done...

Страница 28: ...ation Installa tion Contractor Date System Installed Date Started Installer Contact Details Job Name Location Condensing Unit Model No Condensing Unit Serial No Compressor Model No Compressor Serial No Electrical Power Input Refrigerant Evacuation Times Final Micron System Suction Pressure System Discharge Pressure Ambient Temperature Room Temperature during measurement Voltage L1 L2 L2 L3 L3 L1 C...

Страница 29: ...on visit www Emerson com Contact us EmersonClimateMEA com EmersonMiddleEastAfrica United Arab Emirates Jebel Ali Free Zone P O Box 26382 Dubai United Arab Emirates Toll Free 8000 441 3428 Tel 971 4 8118100 Fax 971 4 8865465 Saudi Arabia P O Box 34332 3620 2nd Industrial City 67 St Dammam Saudi Arabia Toll Free 8008 443 426 Tel 966 3 8147560 Fax 966 3 8147570 South Africa 11 Quark Crescent Linbro B...

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