Acson international A5MAC 210D Technical Manual Download Page 3

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Model Series

Model Name

Max Combination Qty

Capacity Range

Cooling only

A5MAC210D

Cooling Capacity: 60kW - 960kW

Cooling Capacity: 205MBH - 3280MBH
Cooling Capacity: 65kW - 1040kW

Cooling Capacity: 222MBH - 3,552MBH
Cooling Capacity: 135kW - 2160kW

Cooling Capacity: 461MBH - 7378MBH
Cooling Capacity: 100kW - 1600kW

Cooling Capacity: 340MBH - 5440MBH

A5MAC230D

A5MAC450D

Heat Pump

A5MAC340DR

Nomenclature

A 5 MAC 450 D R - XXXX

Mode:

R: Heat Pump Model

Cooling only if empty

Design series: D

Product Description:

F: Power Supply: 380 ~ 415V/3N/50Hz

AA: Detailed Description

E: Export Model

Brand: Acson

Refrigerant Code:

5: R410A

Product Description

MAC: Modular Air Cooled

Capacity: MBH

Overview

ACSON A5MAC-D

series is a new generation of air-cooled chillers/heat pumps. They ideally combine

the advanced and mature chiller technology. In addition, this series features outstanding performance, high

capacity,

low sound level easy installation, and ﬂexible s

ystem management. Leading the global market

Summary of Contents for A5MAC 210D

Page 1: ...Technical Manual AIR COOLED MODULAR CHILLER A5MAC 210D A5MAC 230D A5MAC 340D A5MAC 450D...

Page 2: ...ce 32 Control System Instruction 35 Wired Controller Instruction 38 Error Code 42 Note local codes and regulations and experienced with this type of equipment Caution Sharp edges and coil surfaces are...

Page 3: ...menclature A 5 MAC 450 D R XXXX Mode R Heat Pump Model Cooling only if empty Design series D Product Description F Power Supply 380 415V 3N 50Hz AA Detailed Description E Export Model Brand Acson Refr...

Page 4: ...r grid and saves more energy Flexible module combination 1 16 sets with different capacity can be combined to satisfy the load selection requirements of various applications When combined with differe...

Page 5: ...slave units optional Basic Operating Mode Cooling Heating Parameter Setting Real time setting Weekly timing on off two on off per day Chilled water inlet temperature Hot water inlet temperature Anti...

Page 6: ...m in 2010 890 2010 79 35 79 NET WEIGHT kg lb 520 1145 520 1145 GROSS WEIGHT kg lb 570 1256 570 1256 OPERATING WEIGHT kg lb 530 1167 530 1167 A5MAC340DR A5MAC450D 28 3 38 4 100 135 100 29 6 40 3 29 9 1...

Page 7: ...TYPE WHITE WHITE BLUE BLUE ROWS 3 FIN PER INCH 16 16 14 14 TOTAL FACE AREA m2 ft2 3 43 36 9 7 13 76 7 CONDENSER FAN TYPE DRIVE BROAD WHEEL AXIAL FANS WITH LOW NOISE QUANTITY 2 BLADE MATERIAL GALVANIZE...

Page 8: ...TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE 2 MAX RUNNING CURRENT IS TESTED UNDER BELOW CONDITION COOLING OUTDOOR DRY BULB TEMPERATURE 43 C HEATING DRY BULB TEMPERATURE 21 C WET BULB TEMPERATU...

Page 9: ...ir conditioner water outlet Rc2 A Mounting hole of anchor bolt 14 14x20 14x20 Enlarged drawing for Mounting hole of anchor bolt Air conditioner water outlet Rc2 Air conditioner water entry Rc2 Unit mm...

Page 10: ...9 Unit mm Modular Air Cooled Chiller Heat Pump A5MAC340D A5MAC450D Model A mm B mm A5MAC340DR 164 369 Water outlet Wiring port Water inlet RC 2 1 2 RC 2 1 2...

Page 11: ...too small scale may accumulate and degrade the performance of the unit cause the antifreeze device to activate or cause rust points and refrigerant leakage If the water ow is too large the unit may b...

Page 12: ...12 90 1 15 5 88 16 4 85 3 17 5 81 7 18 5 76 4 20 71 6 21 7 65 8 23 4 60 9 24 8 15 98 6 16 1 96 7 17 1 93 8 18 89 7 19 1 84 7 20 5 79 1 22 2 73 3 23 9 67 6 25 2 20 112 8 17 1 111 2 18 3 108 18 8 103 20...

Page 13: ...0 30 40 50 60 70 80 90 7 7 5 8 8 5 9 9 5 10 10 5 11 11 5 12 12 5 13 13 5 14 14 5 15 15 5 16 Water pressure drop kPa Water flow m h Water pressure drop A5MAC210D A5MAC230D A5MAC450D A5MAC340DR Test con...

Page 14: ...14 Wiring Diagrams MODEL A5MAC210 230D...

Page 15: ...16 1 4 5 3 2 7 8 6 1 4 5 3 2 7 8 6 A5MAC340DR...

Page 16: ...17 1 4 5 3 2 7 8 6 1 4 5 3 2 7 8 6 A5MAC450D...

Page 17: ...E A FAILURE ALARM IS TRIGGERED Installation Dimensions and Environment Limits Machine Installation Space Units must be installed by ACSON service staff or specially trained personnel Units must instal...

Page 18: ...1 L3 L1 L2 L1 L1 L3 L1 L2 L1 L1 L3 L1 L2 L1 De ector L4 Front Front Back Front Space Allotted for An Array of Chilled Water Units L2 L3 L2 L 1 L 1 L1 L1 L2 L3 L2 L 1 L 1 L1 L1 L2 L3 L2 L 1 L 1 L1 L1 L...

Page 19: ...n minimize weathering effects The unit will vibrate during operation and it might transfer through the groundwork causing noises in the floor or walls Therefore proper vibration dampening mechanisms s...

Page 20: ...pH 4 8 Total hardness mg CaCO3 L 200 Reference items Fe mg Fe L 1 0 S2 mg S2 L 0 NH4 mg NH4 L 1 0 SiO2 mg SiO2 L 50 NOTE REPRESENTS FACTORS THAT MAY CAUSE CORROSION OR SCALING Water System Installatio...

Page 21: ...An auto relief valve must be installed at the highest point in the water system A suitable water discharge valve must be installed at the lowest point in the water system The water pipes must be insu...

Page 22: ...ant flow rate chilled water system D N20 D N20 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 Air outlet Water refill Full Water discharge Gate valve Fan coil Gate valve Gate valve Gate valve Gate valve DN...

Page 23: ...2 3 1 2 3 1 2 3 1 2 3 1 2 3 DN20 DN20 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 DN20 DN20 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 DN20 DN20 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 DN20 DN20 1 2 3...

Page 24: ...al pressure bypass valve VFD VFD Pump Electronic 2 way valve Electronic 2 way valve VFD control cabinet Fan coil Fan coil Fan coil Fan coil Fan coil Fan coil Fan coil pump and transducer to implement...

Page 25: ...he unit Frequency converter Implementing water pump variable frequency Differential pressure sensor Checking pressure difference between water supply and water return and controlling water pump adjust...

Page 26: ...ng for both condenser and chilled water system is sufficient For example the water system must ensure that the water flowing through the air conditioning unit or fan coil reaches the rated flow rate t...

Page 27: ...1 1 8 2 3 Table 2 Pipe diameter and resistance loss in unit length Diameter of the steel tube mm Closed water system Open water system Water ow m3 h kPa 100m Water ow m3 h kPa 100m 15 0 0 5 0 60 20 0...

Page 28: ...o water volume changes as the temperature change Thus an expansion tank must be installed at the inlet of the chilled water pump to avoid freezing burst and or pressure instability The expansion water...

Page 29: ...e operating conditions do not exceed the rated operating range Items to be checked during the commissioning Check the following items after the unit operation has stabilized for a period of time S N I...

Page 30: ...the unit degrade the heat exchanger and water pipes Check whether there are any entrapped air in the chilled water system Air may trapped in the system during air discharging process check for entrapp...

Page 31: ...the color of the lubricant 2 Controller Check parameter settings Check protective device Delay protector Phase order protector High low pressure switch Differential water pressure switch water ow swit...

Page 32: ...ditioners Water systems of this type use water from taps lakes rivers and wells Although the once through system exchanges heat with the closed water circuit it is not considered as an integral part o...

Page 33: ...S L2 L3 N S R T P E Break er with a current leakage protector Breaker with a current leakag e protector Break er with a current leak age protector 380 415V 3N 50Hz L1 N R T N S T N R S L2 L3 N S R T...

Page 34: ...ates the DIP for cooling only or heat pump Set to ON for cooling only and OFF for heat pumps The third digit of SW1 of this model is reserved The fourth digit of SW1 indicates automatic startup after...

Page 35: ...AWAY FROM MAJOR CURRENT WIRE Wired controller The master unit must set the number of slave unit s connected The slave unit does not have to be set bits 1 4 of SW2 Address of the outdoor unit SW3 SW4...

Page 36: ...38 Wired Controller Instruction Dimensions Controller Installation...

Page 37: ...the corresponding week and time options Then press the and keys to set the week and time Mode setting key You can press the Mode key to switch between the cooling mode and heating mode Note that the m...

Page 38: ...the LCD will display Input password and ___ Use the or to key in the number Press OK after key in the correct password factory default password is 0055 If the password key in is correct the led will...

Page 39: ...Timing of one week can be set cyclically until timing setting exits 9 To cancel a timer set set the time of the timer to 00 00 for that particular set 10 To cancel all timed actions press and hold Mo...

Page 40: ...ection of the water inlet temperature sensor and water outlet temperature sensor 35 Discharge temperature of system 2 is too high 67 Master unit inlet water temperature sensor failed 36 System 2 low p...

Page 41: ...m 1 leaking refrigerant ER69 Compressor no 2 of system no 2 overloaded ER39 System 2 leaking refrigerant ER70 System 1 discharge temperature is abnormal ER40 System 1 discharge temperature sensor malf...

Page 42: ...s not powered on Check and troubleshoot the control panel 3 Incorrect DIP address setting for the slave unit Reset the addresses of all slave units and check that there is no duplicate address 4 The n...

Page 43: ...cient water flow rate heating The water filter is clogged heating Check and troubleshoot accordingly 7 8 Ambient temperature is too high cooling Shut down the unit 9 Excessive refrigerant is charged i...

Page 44: ...ng for the slave unit Reset the addresses of all slave units and ensure that there is no duplicate address 3 The number of slave unit is set for the master unit is incorrect Reset the number of slave...

Page 45: ...5 Low pressure sensor damaged Replace the pressure sensor 21 The LED indicator of the unit displays ER37 and the wired controller displays 37 System 1 suction superheat is too low 1 Low pressure or te...

Page 46: ...ents replace if not 3 Detection circuit for the temperature sensor in the control module has malfunctioned Replace the control module 29 The LED indicator of the unit displays ER45 and the wired contr...

Page 47: ...n circuit problem in the temperature sensor of the control module Replace the control module 35 ER51 unit nixie tube 51 wire controller Suction temperature sensor failure of system 2 1 TH12 temperatur...

Page 48: ...of the unit displays ER67 and the wired controller displays 67 Master unit entering water temperature sensor failed 1 TH6 temperature sensor falls off or is not properly connected Check the control mo...

Page 49: ...C D 201701 www acson com my ACSON MALAYSIA SALES SERVICE SDN BHD 129688 D a member of DAIKIN group Lot 4 Lorong 19 1A Seksyen 19 46300 Petaling Jaya Selangor Darul Ehsan MALAYSIA Tel 603 7964 8200 Sal...

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