Cooper & Hunter CH-HP30MFNM Owner's Manual
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Cooper & Hunter CH-HP30MFNM Owner's Manual

Direct heating & circulating air source heat pump water heater
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Direct Heating & Circulating Air
Source Heat Pump Water Heater
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Summary of Contents for Cooper & Hunter CH-HP30MFNM

  • Page 1 Direct Heating & Circulating Air Source Heat Pump Water Heater Owner's Manual Air Conditioners Thank you for choosing Commercial Air Conditioners ,please read this owner’s manual carefully before operation and retain it for future reference.
  • Page 2 Preface Dear users: Welcome to use the C&H direct recurrent model air source heat pump water heater. Please read carefully the instructions before installing and using. Install and use according to the steps provided by the instructions, thus you can master and use the unit properly. Notice to users: (1) After receiving the water heater, please check immediately whether the appearance of the unit is remain intact;...
  • Page 3 Warning! ！ (1) The design and installation of the project must be executed by qualified professional staff in accordance with relative laws and regulations as well as referring to the instructions. Improper installations might cause water leak, electric shock, fire and other accidents. (2) Please install at a place that can carry the operation weight of the unit.

  • Page 4: Table Of Contents

    Contents 1 Product Type ........................1 2 Nomenclature ........................1 3 Operating Principle ......................2 3.1 Operating Principle ......................2 3.2 System Diagram ......................2 3.3 Process Descriptions ..................... 2 4 Technical Data Table ......................3 5 Capacity Correction Chart ....................4 6 Installation Requirements ....................

  • Page 5: Product Type

    Direct Heating & Circulating Air Source Heat Pump Water Heater 1 Product Type Series name Model Heating capacity (kW) Appearance CH-HP30MFNM CH-HP40MFNM Direct Heating & Circulating Air Source Heat Pump Water Heater CH-HP60MFNM Nomenclature Description Options Product code Cooper&Hunter Heat Pump Water Heater...

  • Page 6: Operating Principle

    Direct Heating & Circulating Air Source Heat Pump Water Heater 3 Operating Principle 3.1 Operating Principle Air source heat pump water heater is developed based on the principle of reverse Carnot cycle. Driven by a small amount of electricity, with refrigerant as the carrier, it can continuously absorb low grade heat (-26 ) in the air, and then transform the heat into usable high grade heat, which °C...

  • Page 7: Technical Data Table

    Direct Heating & Circulating Air Source Heat Pump Water Heater 4 Technical Data Table Model CH-HP30MFNM CH-HP40MFNM CH-HP60MFNM Heating capacity Heating power input Heating current input 14.5 Coefficient of performance 3.83 Rated power input 10.5 Rated current input 35.4 Nominal hot water output 1300 1.Set temperature for direct heating outlet water:...

  • Page 8: Capacity Correction Chart

    Direct Heating & Circulating Air Source Heat Pump Water Heater ③ The above pressure values all belong to gauge pressure. ④ The listed water resistance refers to the water resistance under rated working conditions. If the ambient temperature and water inlet temperature are different, unit’s hot water output will be changed accordingly, and the water resistance may be different from the listed value.
  • Page 9 Direct Heating & Circulating Air Source Heat Pump Water Heater Water outlet temperature 55°C,Outdoor ambient temperature(DB/WB°C) Water inlet model temperature(°C) -7/-8 20/15 30/22 35/24 46/28 9.21 16.38 23.32 30.55 34.60 34.36 40.94 9.40 16.38 23.90 30.95 34.12 34.02 40.32 Heating Capacity(kW) 9.49 16.23...
  • Page 10 Direct Heating & Circulating Air Source Heat Pump Water Heater Water outlet temperature 70°C,Outdoor ambient temperature(DB/WB°C) Water inlet model temperature(°C) -7/-8 20/15 30/22 35/24 46/28 23.35 30.66 23.69 31.21 Heating Capacity(kW) 23.63 31.07 23.27 31.72 9.24 9.60 9.55 9.86 CH-HP30 Heating Power MFNM Input(kW)
  • Page 11 Direct Heating & Circulating Air Source Heat Pump Water Heater Water outlet temperature 55°C,Outdoor ambient temperature(DB/WB°C) Water inlet model temperature(°C) -7/-8 20/15 30/22 35/24 46/28 12.61 22.47 34.10 40.43 46.16 46.08 52.10 13.18 22.21 33.49 40.22 46.20 45.01 51.21 Heating Capacity(kW) 13.08 22.10...
  • Page 12 Direct Heating & Circulating Air Source Heat Pump Water Heater Circulating water flow 10.4m /h,Outdoor ambient temperature(DB/WB°C) Water inlet model temperature(°C) -7/-8 20/15 30/22 35/24 46/28 19.20 28.04 40.52 52.53 61.92 60.96 64.68 Heating 19.23 27.87 40.23 51.78 61.00 60.44 64.44 Capacity(kW) 19.17...
  • Page 13 Direct Heating & Circulating Air Source Heat Pump Water Heater Water outlet temperature 60°C,Outdoor ambient temperature(DB/WB°C) Water inlet model temperature(°C) -7/-8 20/15 30/22 35/24 46/28 28.83 48.19 59.62 67.72 67.25 28.72 48.21 59.41 67.56 67.22 Heating Capacity(kW) 28.54 48.23 59.23 67.51 67.17 28.46...

  • Page 14: Installation Requirements

    Direct Heating & Circulating Air Source Heat Pump Water Heater 6 Installation Requirements 6.1 Unit Outline Dimension and Installation Dimension (1) Outline dimension for the installation space of CH-HP30MFNM, CH-HP40MFNM: Unit: mm ①Graphic representation for ① installation hole position 214 120 123...

  • Page 15: Requirements For Heat Exchange And Maintenance Space

    ① Graphic representation for installation hole position ① 1200 G1-1/4 G2 1340 120 155 6.2 Requirements for Heat Exchange and Maintenance Space (1) Installation space for a single unit of CH-HP30MFNM,CH-HP40MFNM or CH- HP60MFNM unit: mm Air outlet >1000 >1200...

  • Page 16: Installation Notes

    Direct Heating & Circulating Air Source Heat Pump Water Heater (2) Installation space for modular units of CH-HP30MFNM,CH-HP40MFNM and CH- HP60MFNM unit: mm Air outlet Air outlet >1000 >800 >1000 6.3 Installation Notes Notice: ♦ The design and installation of the project must be executed by qualified processional staff in accordance with relative laws and regulations as well as this manual.
  • Page 17 Please calculate and determine the calibers of water outlet and inlet for direct heat model units according to double rated flow and recommended flow rate. The table below shows the recommended specs for PPR pipes: Inlet/outlet/circulating pipe selection for CH-HP30MFNM Unit Qty Main inlet pipe...
  • Page 18 Direct Heating & Circulating Air Source Heat Pump Water Heater Inlet/outlet/circulating pipe selection for CH-HP40MFNM Unit Qty Main inlet pipe Main outlet pipe Main circulating pipe 1unit DN25 DN32 DN32 2 units in parallel DN32 DN50 DN50 3 units in parallel DN40 DN65 DN65...

  • Page 19: Installation Of Water Level Switch

    Direct Heating & Circulating Air Source Heat Pump Water Heater 6.4 Installation of Water Level Switch The water flow switch is used for measuring water flow of the circulating water side. When the circulating flow reaches its closed flow, it is used to output closed loop circuit; and when water flow is smaller than a certain flow, water flow switch will send out a break-off signal to stop the units and thus protect compressor, water pump and other important components.

  • Page 20: Requirements For Water Tank Installation

    Direct Heating & Circulating Air Source Heat Pump Water Heater the water flow switch should be installed at a position where wiring is easy; (5) Water flow switch project should be added by rain-proof equipment (Rainproof cover should be set up); (6) Water flow switch installation size is G1"...
  • Page 21 (6) When selecting cyclic water pump, make sure that the cyclic water flow of the unit is not less than the following regulated values. Table 3 Unit cyclic insulation flow requirements Model Cyclic insulation flow(m ≥ 5.3 CH-HP30MFNM ≥ 6.9 CH-HP40MFNM ≥10.4 CH-HP60MFNM ♦ Single unit system installation diagram:...
  • Page 22 Direct Heating & Circulating Air Source Heat Pump Water Heater when it is above 8m; When the unit is installed above the water tank, pay attention to the selection of cyclic water pump; when the high drop is overcome, make sure that single unit cyclic flow is not less than the values stated in Table 3.

  • Page 23: Installation Of Electrical System

    ！ Please operate based on specific external wiring board, with reference to the below contents. (1) External wiring diagram of CH-HP30MFNM, CH-HP40MFNM and CH-HP60MFNM: Remarks: Water tank’s number 4 float switch (SW4), number 3 float switch (SW3), number 2 float...
  • Page 24 Power type switch capacity (A) Phase line Neutral wire Earth wire 380-415V 3N ~ 50Hz CH-HP30MFNM 380-415V 3N ~ 50Hz CH-HP40MFNM 380-415V 3N ~ 50Hz CH-HP60MFNM Remarks: ① The circuit breaker and power specification in above table is selected based on the maximum power input of the unit (maximum current);...

  • Page 25: Controller Installation

    Direct Heating & Circulating Air Source Heat Pump Water Heater spec.: L ≥ 70×R2, L indicating the pipe length (unit: cm) and R indicating pipe inner radius (unit: cm). For peripheral electrical parts offered by customer such as water pump, auxiliary electrical heater and electromagnetic valve, it is suggested to connect them with PPR plastic pipe.

  • Page 26: Water Heater Main Board Dip Switch Instructions

    Direct Heating & Circulating Air Source Heat Pump Water Heater Remarks: ① Automatic reset:means when malfunctions are removed and the compressor stop protection time is satisfied, the unit will recover its running automatically. ② Manual reset:press reset key to remove error code, the unit will run after the errors are removed.
  • Page 27 Direct Heating & Circulating Air Source Heat Pump Water Heater ♦ Address DIP switch diagram:...

  • Page 28: Unit Debugging

    Direct Heating & Circulating Air Source Heat Pump Water Heater 10 Unit Debugging 10.1 Check Before Startup To ensure personal and property safety, it’s necessary to check before debugging the unit. The contents and steps should be in accordance with the table below: The following checking items must be completed by experienced and qualified technical maintenance staff Confirm with sales engineer, distributor, installation contractor and customers whether the following items are completed or can be completed.
  • Page 29 Direct Heating & Circulating Air Source Heat Pump Water Heater Notice: Inform contractor of items with“×”. Above installation items are recommended by C&H. Overall unit operation judge or suggestions from commissioning contractor: good □ improvement □ Judge whether there are problems with below items (The unit installation and debug is considered qualified and consistent with regulation requirements when nothing is filled) : a:power and electrical control system problems b:load computation problems c:outdoor cooling system;...

  • Page 30: Commissioning

    Direct Heating & Circulating Air Source Heat Pump Water Heater 10.2 Commissioning This is to test whether unit can run normally through pilot running. If it can’t, engineering or unit problems need to be found and solved during debugging until pilot running meets the requirements. The commissioning should start only after all pre-startup checking is qualified.

  • Page 31: Guides For System Discharge Operations

    Direct Heating & Circulating Air Source Heat Pump Water Heater electrical box is not powered, and fans, compressor and water pump will not act. At this moment, cut off the power first, then exchange the two phases in the three phase power line, so the unit can be connected to power and started again.

  • Page 32: Daily Operation And Maintenance

    Direct Heating & Circulating Air Source Heat Pump Water Heater to confirm the setting. At this time, cleaning icon of wired controller is displayed and the system will enter direct heat cleaning mode, which can be exited manually in the same way as mentioned above;...

  • Page 33: Cleaning Of System

    Direct Heating & Circulating Air Source Heat Pump Water Heater 13 Cleaning of System 13.1 Cleaning of Air Side Heat Exchanger For better heat exchanging, usually the water heater air-cooled finned heat exchanger is placed outdoor. Therefore, after a certain period running, fins can’t avoid blocked by dirt, which will affect heat exchanging effect of the condenser and reduce the direct heating effect while increase energy consumption.

  • Page 34: Unit Drainage Operations In Winter

    ♦ Water drainage for CH-HP60MFNM is similar to that of CH-HP30MFNM and CH-HP40MFNM. There is a drainage valve at unit’s water pipe joints.

  • Page 35: Common Malfunction And Solutions

    Direct Heating & Circulating Air Source Heat Pump Water Heater 15 Common Malfunction and Solutions Notice:If users find problems during operation, please contact the nearest distributor or office. ！ (1) The following phenomena are not malfunctions: 1) When operating in winter, because the heat exchanger surface temperature is below outdoor ambient temperature, and when heat exchanger surface temperature is below 0°C,heat exchanger surface will frost which will affect heat exchanging effects, and control system will periodically defrost, melting the heat exchanger surface frost layer.
  • Page 36 Designed by Cooper&Hunter International Corporation, Oregon, USA www.cooperandhunter.com E-mail: info@cooperandhunter.com...

This manual is also suitable for:

Ch-hp40mfnmCh-hp60mfnm

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