Sinclair STHERM SMH-160IRB2 Installation Manual
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Sinclair STHERM SMH-160IRB2 Installation Manual

Monoblock inverter air to water heat pump
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INSTALLATION
MANUAL
MONOBLOCK INVERTER
AIR TO WATER HEAT PUMP
SMH-XXXIRB
SMH-XXXIRB-3
SMH-XXXIRB2
SMH-XXXIRB2-3

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Summary of Contents for Sinclair STHERM SMH-160IRB2

  • Page 1 INSTALLATION MANUAL MONOBLOCK INVERTER AIR TO WATER HEAT PUMP SMH-XXXIRB SMH-XXXIRB-3 SMH-XXXIRB2 SMH-XXXIRB2-3...
  • Page 2 To Users Thank you for selecting Sinclair’s product. Please read this instruction manual carefully before installing and using the product, so as to master and correctly use the product. In order to guide you to correctly install and use our...

  • Page 3: Table Of Contents

    Contents Safety Notices (Please be sure to abide ) ..............1 1. Diagram of the Operating Principle ............... 10 2. Operating Principle of the Unit ................11 3. Nomenclature......................12 4. Installation Example ..................... 14 5. Main Components ....................16 6.
  • Page 4 19. Daily Operation and Maintenance ............... 59 19.1 Recovery ........................60 19.2 Decommissioning ......................60 19.3 Notice before seasonal use ..................61 19.4 Safety considerations ....................61 19.5 Water tank maintenance ....................62...

  • Page 5: Safety Notices (Please Be Sure To Abide )

    Safety Notices (Please be sure to abide ) WARNING: If not abide strictly, it may cause severe damage to the unit or the people. NOTE: If not abide strictly, it may cause slight or medium damage to the unit or the people.
  • Page 6 WARNING Once abnormality Don't operate the unit with Before likeburning smell occurs, wet hand. installation,please see please cut off the power if the voltage of local supply immediately and place accords with then contact with service that on nameplate center. of unit and capacity of power supply, power cord or socket...
  • Page 7 Before cleaning please cut The power supply must User can not change off the power supply. adopt special circuit with power cord socket leakage switch and enough without prior consent. capacity. Wiring working must be done by professionals. Ensure good earthing and don't change earthing mode of unit.
  • Page 8 Don't step on the top of the Never block the air inlet and Keep pressurized unit or place anything on it. outlet of unit. spray, gas holder and so on away from the unit above 1m . There is the danger of fall of things or people.
  • Page 9 WARNING Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer. Should repair be necessary, contact your nearest authorized service centre. Any repairs carried out by unqualified personnel may be dangerous. The appliance shall be stored in a room without continuous operating ignition sources.
  • Page 10 NOTE Appliance filled with flammable gas R32. Before use the appliance, read the owner’s manual first. To realize the function of the air conditioner unit, a special refrigerant circulates in the system. The used refrigerant is the fluoride R32, which is specially cleaned.The refrigerant is flammable and inodorous.
  • Page 11 Maximum and minimum water operating temperatures Maximum Minimum water operating Item water operating temperatures temperatures Cooling 7°C 25°C Heating 20°C 60°C Water heating 40°C 80°C Maximum and minimum water operating pressures Minimum water operating Maximum water Item pressures operating pressures Cooling Heating 0.05MPa...
  • Page 12 NOTE If any hot work is to be conducted on the refrigeration equipment or any associated parts,appropriate fire extinguishing equipment shall be available to hand. Have a dry powder or CO fire extinguisher adjacent to the charging area. Where electrical components are being changed, they shall be fit for the purpose and to the correct specification.
  • Page 13 During repairs to sealed components, all electrical supplies shall be disconnected from the equipment being worked upon prior to any removal of sealed covers, etc. If it is absolutely necessary to have an electrical supply to equipment during servicing, then a permanently operating form of leak detection shall be located at the most critical point to warn of a potentially hazardous situation.

  • Page 14: Diagram Of The Operating Principle

    1. Diagram of the Operating Principle Note: the swimming pool, solar kit and water mixing accessory are optional parts. When they are required, please contact the manufacturer.

  • Page 15: Operating Principle Of The Unit

    2. Operating Principle of the Unit DC Inverter Air to Water Heat Pump is composed of outdoor unit, indoor unit and internal-fan coil water tank. Operation functions: (1) Cooling; (2) Heating; (3) Water heating; (4) Cooling +water heating; (5) Heating+ water heating; (6) Emergency mode;...

  • Page 16: Nomenclature

    to malfunction, enter the corresponding emergency mode; as to heating mode, after entering the emergency mode, heating can only be realized through e-heater of the indoor unit. When the setting outflow temperature or indoor temperature is reached, the e-heater of indoor unit will stop running; as to water heating mode, the e-heater of indoor unit stops while the e-heater of water tank runs.
  • Page 17 Model Line-Up Capacity Model Name Power supply Heating , kW Cooling , kW SMH-40IRB SMH-60IRB SMH-80IRB SMH-100IRB 220~240VAC, 1Ph, 50Hz SMH-120IRB SMH-140IRB 12.5 SMH-160IRB 15.5 14.5 SMH-100IRB-3 SMH-120IRB-3 380~415VAC, 3Ph, 50Hz SMH-140IRB-3 12.5 SMH-160IRB-3 15.5 14.5 SMH-100IRB2 SMH-120IRB2 230VAC, 1Ph, 50Hz SMH-140IRB2 12.5 SMH-160IRB2...

  • Page 18: Installation Example

    4. Installation Example CASE 1: Connecting Under-floor Coil for Heating and Cooling Under-f loor c oil By-pass value(Fi e ld supply) Shut off value Remote room Thermostat(Field supply) Low t emperature line High temperature line Notes (a) Type of thermostat and specification should be complied with installation of this manual; (b) By pass valve must be installed to secure enough water flow rate, and by pass valve should be installed at the collector.
  • Page 19 CASE 2: Connecting Sanitary Water Tank and Under-floor Coil Under-floor coil Sanitary water tank Booster heater By-pass value(Fi eld supply) Shut off value Remote room Thermostat(Field suppl y) Low temperature line 3-wa y value(Field supply) High temperature line Notes (a) In this case, three-way valve should be installed and should be complied with installation of this manual; (b) Sanitary should be equipped with internal electric heater to to secure enough heat energy in the very cold days.

  • Page 20: Main Components

    CASE 3 : Connecting Sanitary Water Tank, Under-floor Coil and FCU Under-floor Coil FCU2 FCU2 Sanitary water tank Electric heater By-p ass value(Field supply) Shut off value Remote room Thermostat(Field supply) 3-wa y valu e (Field supply) High temper ature temperature line line Note...
  • Page 21 SMH-100IRB, SMH-120IRB, SMH-140IRB, SMH-160IRB SMH-100IRB-3, SMH-120IRB-3, SMH-140IRB-3, SMH-160IRB-3 SMH-100IRB2, SMH-120IRB2, SMH-140IRB2, SMH-160IRB2 SMH-100IRB2-3, SMH-120IRB2-3, SMH-140IRB2-3, SMH-160IRB2-3...

  • Page 22: Installation Guideline Of Monobloc Unit

    6. Installation Guideline of Monobloc Unit 6.1 Instruction to installation (1) Installation of the unit must be in accordance with national and local safety codes. (2) Installation quality will directly affect the normal use of the air conditioner unit. The user is prohibited from installation.
  • Page 23 6.2.2 Outline dimension of monobloc unit SMH-40IRB, SMH-60IRB, SMH-80IRB 1150 SMH-100IRB, SMH-120IRB, SMH-140IRB, SMH-160IRB SMH-100IRB2, SMH-120IRB2, SMH-140IRB2, SMH-160IRB2 SMH-100IRB-3, SMH-120IRB-3, SMH-140IRB-3, SMH-160IRB-3 SMH-100IRB2-3, SMH-120IRB2-3, SMH-140IRB2-3, SMH-160IRB2-3 1200...
  • Page 24 Description: Unit: inch Name Remarks Handle Used to cover or uncover the front case Air discharge Grill 6.2.3 Space requirements for installation Inlet Inlet Outlet 2000 ＞ Outlet Note: In conderation of space restriction, for the left-handed figure, except the outlet side, distance between the unit and the nearest barrier at other three sides are allowed to be no less than 300mm;...
  • Page 25 6.2.6 Usage of rubber rings (1) Take away the original rubber rings, replace the long tail rubber rings of accessory; (2) Wires installed by field supply get through the rubber rings,such as 2-way valve,3-way valve,power cable and so on.Be careful of separating electrical wire and light current wire. (3) Tie the rubber rings after finishing wire connection.
  • Page 26 10/12/14/16kW Unit 6.2.8 Safety operation of flammable refrigerant (1) Qualification requirement for installation and maintenance man7 Installation of Hydraulic Unit All the work men who are engaging in the refrigeration system should bear the valid certification awarded by the authoritative organization and the qualification for dealing with the refrigeration system recognized by this industry. If it needs other technician to maintain and repair the appliance, they should be supervised by the person who bears the qualification for using the flammable refrigerant.

  • Page 27: Installation Of Hydraulic Unit

    Check whether the maintenance area is well-ventilated. - The continuous ventilation status should be kept during the operation process. Check whether there is fire source or potential fire source in the maintenance area. - The naked flame is prohibited in the maintenance area; and the “no smoking” warning board should be hanged. nameplate.

  • Page 28: Water Volume And Expansion Vessel Pressure

    Note See the curve above for the maximum external static pressure. The water pump is of variable frequency. And during operation, the water pump will adjust its output based on the actual load. 7.2 Water volume and expansion vessel pressure Notes (a) The expansion vessel is 2 liter and 1.5bar pre-pressurized for 4/6/8kW unit;...

  • Page 29: Selection Of Expansion Vessel

    For 4/6/8 units Water volume Installation height difference <44L >44L 1. Pre-set pressure needs to be adjusted according to the above formula. <12 m Adjustment is not necessary 2. Check if the water volume is lower than the maximum water volume. (with help of the above figure) 1.

  • Page 30: Remote Air Temperature Sensor

    Water expansion factor in different temperature Temperature Expansion factor e ℃ 0.00013 0.00027 0.00177 0.00435 0.00782 0.0099 0.0121 0.0145 0.0171 0.0198 0.0227 0.0258 0.029 0.0324 0.0359 0.0396 0.0434 8. Remote Air Temperature Sensor Front side Back side Remote Air Temperature Sensor 1.5 Meters Doors...

  • Page 31: Thermostat

    Remote Air Environmen t Temp sensor Electric box Notes (a) Distance between the indoor unit and the remote air temperature sensor should be less than 15m due to length of the connection cable of remote air temperature sensor; (b) Height from floor is approximately 1.5m; (c) Remote air temperature sensor cannot be located where the area may be hidden when door is open;...

  • Page 32: Way Valve

    10. 2-Way Valve The role of 2-way valve 1 is to control the water flow into the underfloor loop. When “Floor Config” is set to “With” for either cooling or heating operation, it will keep open. When “Floor Config” is set to “ Without”, it will keep closed. General Information Type Power...

  • Page 33: Way Valve

    11. 3-Way Valve The 3-way valve 2 is required for the sanitary water tank. Its role is flow switching between the under floor heating loop and the water tank heating loop. General Information Type Power Operating Mode Supported Selecting “Flow A” between “Flow A” and “Flow B” SPDT 230V 50Hz ~AC 3-wire...

  • Page 34: Other Thermal

    12. Other Thermal Other thermal is allowed for the equipment and controlled in such a way that the mainboard will output 230V when outdoor temperature is lower than the set point for startup of the aother thermaluxiliary heat source. Note: Other thermal and Optional Electric Heater CANNOT be installed at the same time. Step 1.

  • Page 35: Optional Electric Heater

    Step 3. Wired controller setting Other thermal should be selected "with" if necessarily from COMMISION → FUNCTION,then set switch on (outdoor)temperature and control logic(1/2/3). 13. Optional Electric Heater Optional electric heater is allowed for the equipment and controlled in such a way when outdoor temperature is lower than the set point for startup of the optional electric heater.

  • Page 36: Gate-Controller

    Step 2. Electric wiring work AC contactor shuould be installed to XT3 KM1(1 group electric heater) or KM1 and KM2(2 group electric heater). Optional water temperature sensor connecet to AP1 CN16. optional water temperature senso r CN16 Step 3. Wired controller setting Optional electric heater should be selected "1/2"...
  • Page 37 Charging Charging valve 2 valve 1 Notes (a) Discharge is allowed unless the unit has been stopped. (Cut off the power and repower it 1 minutes later) (b) Protective measures should be taken during discharging to avoid frost bites. (c) When discharging is finished, if vacuuming cannot be done immediately, remove the hose to avoid air or foreign matters entering the unit.

  • Page 38: Installation Of Insulated Water Tank

    Note Before and during operation, use an appropriate refrigerant leak detector to monitor the operation area and make sure the technicians can be well aware of any potential or actual leakage of inflammable gas. Make sure the leak detecting device is applicable to inflammable refrigerant. For example, it should be free of sparks, completely sealed and safe in nature.

  • Page 39: Outline Dimension And Parameter Of Water Tank

    (3) The pressure-relief device is to be operated regularly to remove lime deposits and to verify that it is not blocked. (4) The discharge pipe connected to the pressure-relief device is to be installed in a continuously downward direction and in a frost-free environment. (5) The appliance is intended to be permanently connected to the water mains and not connected by a hose- set.

  • Page 40: Connection Of Waterway System

    Model ST-300AF K(mm) Outline (Diameter × H) (mm) Φ620×1725 Package (W×D×H) (mm) 738×870×1843 Net weight Gross weight Joints Dimension Description Joint pipe thread Hot water outlet of water tank 3/4″Female BSP Circulating water inlet/outlet of water tank 3/4″Female BSP Cooling water inlet of water tank 3/4″Female BSP Pipe joint 3/4″Female BSP...

  • Page 41: Requirements On Water Quality

    Description Joint pipe thread Circulating water inlet/outlet of main unit 1″Male BSP Cooling water inlet of water tank 3/4″Female BSP Circulating water inlet/outlet of water tank 3/4″Female BSP Hot water outlet of water tank 3/4″Female BSP Code Name QTY. Function 01842800004P01 Retaining Plate Sub-Assy Fix the water tank to the wall...

  • Page 42: Electric Wiring Work

    16.5 Electric wiring work 16.5.1 Wiring principle General principles (1) Wires, equipment and connectors supplied for use on the site must be in compliance with provisions of regulations and engineering requirements. (2) Only electricians holding qualification are allowed to perform wire connection on the site. (3) Before connection work is started, the power supply must be shut off.

  • Page 43: Wring Diagram

    Notes (a) Leakage Switch is necessary for additional installation. If circuit breakers with leakage protection are in use, action response time must be less than 0.1 second, leakage circuit must be 30mA. (b) The above selected power cable diameters are determined based on assumption of distance from the distribution cabinet to the unit less than 75m.
  • Page 44 Silk Screen Introduction AC-L Live wire of power supply Neutral wire of power supply To the ground E-heater of water tank E-heater 1 E-heater 2 Assistant heat by 220VAC Reserved Electric heater for the plate-type heat exchanger Reserved Electric magnetic 2-way valve 1 is normally open Electric magnetic 2-way valve 1 is normally closed High-power load control High-power load control...
  • Page 45 AC-L AC-N HEAT VA-1 H_PRES S COM- ES PE1 COM- ES PE2 PWR1 DC-M OTORO1 DC-M OTORO T-SE NSOR3 Silk Screen Introduction T-SE NSOR2 AC-L Live wire input of power supply T-SE NSOR1 Neutral wire input of power supply PWR1 310V Supply 310V DC power to the drive Fuse 4-way valve...
  • Page 46 N-OUT COM M L-OUT AC- L Silk Screen Introduction AC-L Live line input Neutral line input L-OUT Live line output N-OUT Neutral line output COMM Communication To compressor phase U To compressor phase V To compressor phase W SMH-100IRB, SMH-120IRB, SMH-140IRB, SMH-160IRB SMH-100IRB2, SMH-120IRB2, SMH-140IRB2, SMH-160IRB2 CN20 AC_L...
  • Page 47 Silk Screen Introduction AC-L Live wire of power supply Neutral wire of power supply To the ground E-heater of water tank E-heater 1 E-heater 2 Assistant heat by 220VAC Reserved Electric heater for the plate-type heat exchanger Reserved Electric magnetic 2-way valve 1 is normally open Electric magnetic 2-way valve 1 is normally closed High-power load control High-power load control...
  • Page 48 AC-L AC-N HEAT VA-1 H_PRES S COM- ES PE1 COM- ES PE2 PWR1 DC-M OTORO1 DC-M OTORO T-SE NSOR3 T-SE NSOR2 T-SE NSOR1 Silk Screen Introduction AC-L Live wire input of power supply Neutral wire input of power supply PWR1 310V Supply 310V DC power to the drive Fuse 4-way valve...
  • Page 49 EE 1 N-OUT L-OUT DC -BUS AC -L Silk Screen Introduction AC-L Live line input of the main board Neutral line of the power supply for the main board L-OUT Live line output of the filter board (to the drive and main boards) N-OUT Neutral line output of the filter board (to the drive board) N-OUT1...
  • Page 50 Silk Screen Introduction COMM Communication interface[1-3.3V,2-TX,3-RX,4-GND] DC-BUS Pin for electric discharge of the high-voltage bar during DC-BUS test Power input of the drive board [1-GND,2-18V,3-15V] DC-BUS1 Pin for electric discharge of the high-voltage bar during test SMH-100IRB-3, SMH-120IRB-3, SMH-140IRB-3, SMH-160IRB-3 SMH-100IRB2-3, SMH-120IRB2-3, SMH-140IRB2-3, SMH-160IRB2-3 CN20 AC_L...
  • Page 51 Silk Screen Introduction CN31 Signals 1, 2, 3, 4, power supply 5 CN18 Interface to the variable-frequency water pump CN19 Interface to the variable-frequency water pump CN15 20K temperature sensor (inlet water) CN15 20K temperature sensor (outlet water) CN15 20K temperature sensor (refrigerant liquid line) CN16 20K temperature sensor (refrigerant vapor line) CN16...
  • Page 52 AC-L AC-N HEAT VA-1 H_PRES S COM- ES PE1 COM- ES PE2 PWR1 DC-M OTORO1 DC-M OTORO T-SE NSOR3 T-SE NSOR2 T-SE NSOR1 Silk Screen Introduction AC-L Live wire input of power supply Neutral wire input of power supply PWR1 310V Supply 310V DC power to the drive Fuse 4-way valve...
  • Page 53 1-pin: ground, 2-pin:+18V, 3-pin:+15V L1- F AC- L1 AC- L2 L2- F AC- L3 L3- F N- F Silk Screen Specification AC-L1 power supply input L1 AC-L2 power supply input L2 AC-L3 power supply input L3 power supply input neutral line power supply output line neutral line L1-F power supply output line L1-F (drive board L3-F)

  • Page 54: Electric Wiring

    Silk Screen Specification Connector to filter L1-F Connector to filter L2-F Connector to filter L3-F COMM1 Reserved COMM Communication Switch power input 17.2 Electric wiring 17.2.1 Wiring principle Refer to Section 16.5. 17.2.2 Electric wiring The wiring diagram stuck to the unit always prevails. SMH-40IRB SMH-60IRB SMH-80IRB...
  • Page 55 SMH-100IRB, SMH-120IRB, SMH-140IRB, SMH-160IRB (3) Water tank Electric Thermostat Power heater WP95A-R YEGN Electric heating 3YEGN Electrical Note: the dotted line box requires on-site wiring.
  • Page 56 SMH-100IRB2, SMH-120IRB2, SMH-140IRB2, SMH-160IRB2 SMH-100IRB-3, SMH-120IRB-3, SMH-140IRB-3, SMH-160IRB-3...
  • Page 57 SMH-100IRB2-3, SMH-120IRB2-3, SMH-140IRB2-3, SMH-160IRB2-3 17.2.3 Terminal Board (1) SMH-40IRB, SMH-60IRB, SMH-80IRB 220-240VAC 220-240VAC 220-240VAC...
  • Page 58 SMH-100IRB, SMH-120IRB, SMH-140IRB, SMH-160IRB SMH-100IRB2, SMH-120IRB2, SMH-140IRB2, SMH-160IRB2 220-240VAC 220-240VAC 220-240VAC SMH-100IRB-3, SMH-120IRB-3, SMH-140IRB-3, SMH-160IRB-3 SMH-100IRB2-3 SMH-120IRB2-3, SMH-140IRB2-3, SMH-160IRB2-3 220-240VAC 220-240VAC 220-240VAC...
  • Page 59 (4) Selection of the AC Contactor The AC contactors have not equipped for the unit before delivery. Therefore, the AC contactors for the auxiliary electric heater 1, auxiliary electric heater 2 and water tank heater should be installed on site. See the table below for reference technical data.
  • Page 60 Especially, once the water tank thermostat is special one(it means the water tank thermostat is not all-pole disconnection thermostat), the water tank thermostat must be connected in series to the circuit of the water tank contactor,as shown in the figure below:...

  • Page 61: Commissioning

    18. Commissioning 18.1 Check before startup For safety of users and unit, the unit must be started up for check before debugging. The procedures are as below: The following items shall be performed by qualified repair persons. Confirm together with the sales engineer, dealer, installing contractor and customers for the following items finished or to be finished.

  • Page 62: Test Run

    18.2 Test run Test run is testing whether the unit can run normally via preoperation. If the unit cannot run normally, find and solve problems until the test run is satisfactory. All inspections must meet the requirements before performing the test run.

  • Page 63: Daily Operation And Maintenance

    Therefore, once the water tank has been installed, the water tank must be set to ‘’With”, otherwise Sinclair will not be responsible for this abnormal operation. Never frequently make the unit on/off and close the manual valve of the water system during operation of the unit by users.

  • Page 64: Recovery

    19.1 Recovery When removing refrigerant from a system, either for servicing or decommissioning, it is recommended good practice that all refrigerants are removed safely. When transferring refrigerant into cylinders, ensure that only appropriate refrigerant recovery cylinders are employed. Ensure that the correct number of cylinders for holding the total system charge are available. All cylinders to be used Ensure that the correct number of cylinders for holding the total system charge are available.

  • Page 65: Notice Before Seasonal Use

    19.3 Notice before seasonal use (1) Check whether air inlets and air outlets of indoor and outdoor units are blocked (2) Check whether ground connection is reliable or not (3) If unit starts up after not operating for a long time, it should be power on 8 hours before operation starts so as to preheat the outdoor compressor (4) Precautions for Freeze Protection in Winter Under subzero climatic conditions in winter, anti-freeze fluid must be added into the water cycle and external...

  • Page 66: Water Tank Maintenance

    ① ② ③ ① Safety valve ② Check valve ③ Filter Drainage Installation Mode 2 of the Tap Water Valve (Inlet Water Pressure<0.1MPa) The safety valve is bypass installed in the installation mode 2. A check valve is required at the tap water pipe and installed horizontally with the valve cap vertically upwards and the arrow direction at the valve body the same as the water flow.
  • Page 67 (6) Conduct water input for the water tank according to water input operation. (7) Water tank cleaning completed and energize it. 19.5.3 Mg-Stick Replacement (1) To improve durability of the water tank, a Mg-Stick is installed inside the water tank. Generally, the Mg-Stick has a lifespan of two to three years.
  • Page 68 SINCLAIR CORPORATION Ltd. 1-4 Argyll St. London W1F 7LD Great Britain www.sinclair-world.com This product was manufactured in China (Made in China). REPRESENTATIVE SINCLAIR Global Group s.r.o. Purkynova 45 612 00 Brno Czech Republic TECHNICAL SUPPORT SINCLAIR Global Group s.r.o. Purkynova 45...

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