Bosch MDCI10-1 Installation Manual Download | Manualshive

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Mini VRF Heat Pump Outdoor Unit

6 720 874 421 (2017/04) ZA

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Summary of Contents for MDCI10-1

Page 1: ... manual 6 720 874 421 2017 04 ZA Before using your air conditioning unit please read this manual carefully and keep it for future reference Mini VRF Heat Pump Outdoor Unit Climate 5000 VRF MDCI series SINGLE PHASE ...

Page 2: ... circuit on the electrical components Do not store the unit where it can be exposed to water or moisture After unpacking ensure you inspect the unit for damage When installing this equipment anti vibration pads must be installed to stop vibration To avoid personal injury with sharp edges care must be taken when handling components Installation of the unit must be done as per the instructions set i...

Page 3: ...tion location The following locations may cause component failure Where there is a combustible gas leakage Where there is oil surrounding Where there is salty air surrounding Where there is caustic gas the sulfide for example existing in the air A location where discharge air will affect others A location where noise affects neighbors A location that is too weak to bear the weight of the unit A lo...

Page 4: ...dvice consult HSE and use specified lifting equipment Do not touch the fan blades The fan blades are sharp and could cause an injury When handling the unit ensure you do not lean the unit more than 45 degrees as this will cause internal damage to the compressor Fasten the feet of this unit with bolts firmly to prevent it from toppling over Refer to Fig 3 7 60cm Fix with bolt Fig 3 7 NOTE All the p...

Page 5: ...unit to the first branch of indoor unit L1 The main pipes for indoor unit The pipe after the first branch which does not connect directly to the indoor unit L2 L5 The branch pipes for indoor unit The pipe after the branch which does not connect directly to the indoor unit a b c d e f Indoor unit branch joint assembly The branch connector where the main pipe connects to the branch pipe supplying th...

Page 6: ...aring 16kW Flaring Flaring 18kW Flaring Flaring Indoor unit Flaring Flaring Branch pipe Brazing or Flaring Brazing or Flaring Pipework sizes at the branch pipe Table 4 6 Refrigerant Indoor Unit Capacity A x100W Gas Side Ø Liquid Side Ø R410A A 45 12 7 Flaring nut 6 4 Flaring nut A 56 15 9 Flaring nut 9 5 Flaring nut Pipe diameter of the connections onto the outdoor unit Table 4 7 Pipework side MOD...

Page 7: ...h and height difference of refrigerant pipes Table 4 11 Permitted value Pipework Pipe Length Total Pipe Length Actual 100m L1 L2 L3 L4 L5 a b c d e f Maximum Pipework L Actual Length 45m 8kW 10 5kW 60m 12kW 14kW 16kW 18kW L1 L2 L3 L4 L5 f The first connection method Equivalent Length 50m 8kW 10 5kW 70m 12kW 14kW 16kW 18kW or L1 L3 L5 f The second connection method Pipe Length from the first line b...

Page 8: ...Ensure a 24 hour strength test has been completed for all new installations For guidance on tightness testing for existing installations please refer to F Gas Regulations CAUTION 1 Pressured nitrogen 4 3 MPa 44kg cm2 for R410A should be used for strength testing 2 The high pressure low pressure valves must be closed when applying pressured nitrogen 4 9 Vacuuming the installation Use a vacuum pump ...

Page 9: ...utdoor unit Indoor unit Indoor unit Indoor unit Signal wire between indoor units N L1 L2 L3 P Q E L N E Q P E Y X L N E L N E Q P Q P Y E X Branch Box Branch Box CCM E Y X E Y X Branch Box Please use 3 core shielded wire and connect the shielded layer to ground Power Supply Power Supply X Y E Y E X CCM For 10 5 18 kw 3 Phase Fig 5 2 Outdoor Unit Indoor Unit Power wiring indoor Communication Bus Po...

Page 10: ...system Use 3 core shielded wire for communication wire between indoor and outdoor The installation should comply with local electric standards Ensure electrical work is carried out by a qualified person 5 1 Outdoor Unit Wiring The Specification of Power Table 5 1 Power Source 220 240V 1Ph 50Hz 208 230V 1Ph 60Hz 208 230V 3Ph 60Hz 380 415V 3Ph 50Hz 380 415V 3Ph 60Hz Capicity kW 8 12 16 8 12 8 12 8 1...

Page 11: ...ommunication wires are polarity sensitive Three core shielded cable must be used to prevent interference Shielded layers must be connected to ground 2 The control between units is a BUS type Units addresses must be set during commissioning CAUTION Indoor Outdoor unit signal wire is a low voltage circuit Do not connect signal wires to electrical power voltage terminals NOTE The wire diameter and co...

Page 12: ...he air conditioning unit should big enough so that any refrigerant leakage is unable to reach critical thickness Critical thickness maximum exposure of refrigerant without any harm to person Refrigerant critical thickness 0 44 kg m3 for R410A Confirm the critical thickness using the following steps and take necessary actions 1 Calculate the sum of the charge volume A kg Total Refrigerant volume of...

Page 13: ...Mini VRF Heat Pump Outdoor Unit 6 720 874 421 2017 04 ZA NOTES 13 ...

Page 14: ...6 720 874 421 2017 04 ZA Mini VRF Heat Pump Outdoor Unit 14 NOTES ...

Page 15: ...ineers Signature Print Name Commissioning Engineers Signature Print Name Commissioning Engineer Engineers Commissioning Number Engineers Service Number Commissioning Date Project Name Project Address Project Reference Number ...

Page 16: ...ust be 1 5 Torr or 0 5mb Pressure Tested Too Strength Tested Too Sbox Installation Condition Sbox Acces Condition Power Status Indoor Unit Installation Condition Indoor Unit Access Leak Tested Too Pre Commissioning Checks Condenser Installation Condition Condenser Access Condition ...

Page 17: ...tional Refrigerant Outdoor Unit Address Setting Total Pipe Length Total Index of Indoors Outdoor Serial Number Compressor 1 Serial Number Compressor 2 Serial Number Outdoor Unit Details Outdoor Location Outdoor Serving Location Outdoor Model Number ...

Page 18: ... Supply Address Setting Sbox Setting Indoor Unit 4 Model Number Model Number Indoor Unit 2 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 3 Power Supply Address Setting Sbox Port Setting Serial Number Indoor Details Indoor Unit 1 Model Number ...

Page 19: ... Supply Address Setting Sbox Setting Indoor Unit 8 Model Number Model Number Indoor Unit 6 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 7 Power Supply Address Setting Sbox Port Setting Indoor Details Indoor Unit 5 Model Number Serial Number ...

Page 20: ...Supply Address Setting Sbox Setting Indoor Unit 12 Model Number Model Number Indoor Unit 10 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 11 Power Supply Address Setting Sbox Port Setting Indoor Details Indoor Unit 9 Model Number Serial Number ...

Page 21: ...upply Address Setting Sbox Setting Indoor Unit 16 Model Number Model Number Indoor Unit 14 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 15 Power Supply Address Setting Sbox Port Setting Indoor Details Indoor Unit 13 Model Number Serial Number ...

Page 22: ...Comms V Return Air Cooling Heating Off Return Air Heating Unit Address Indoor Unit Data Model Number Cooling Off ...

Page 23: ...ischarge Temp Compressor Frequency High Pressure Reading Low Pressure Reading Serial Number Serial Number Compressor Discharge Temp Compressor Frequency High Pressure Reading Outdoor 4 Model Number Heating Cooling High Pressure Reading Model Number Outdoor 2 Model Number Serial Number Compressor Discharge Temp Compressor Frequency High Pressure Reading Outdoor 3 Outdoor Sbox Data Outdoor 1 Model N...

Page 24: ...Robert Bosch Pty Ltd 96 15th Avenue 1685 Midgrand South Africa ...

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