Table of Contents
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Table of Contents
Summary of Contents for Romstal PWSRW030B-GL
- Page 1 WATER COOLED WATER HEAT PUMP Installation & Instruction Manual...
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Page 2: Table Of Contents
Contents 1. Safey precautions 2. Specification 3. Installation and Connection 4. Usage and Operation 5. Maintenance 6. Excursus 7.Super heat controller 8.Appendix... -
Page 3: Safey Precautions
1-Safety precautions ELECTRICAL POWER MUST BE SWITCHED OFF BEFORE STARTING ANY WORK ON JUNCTION BOXES The aim of this manual is to provide instructions for installation, commissioning, operation. WARNING ! Take care ! The unit should be handled using lifting and The installation, commissioning and maintenance of these machines should be handling equipment appropriate to the unit's... -
Page 4: Specification
2-Specification 2.1 Performance data of the Unit Model PWSRW 030(B)-(H)GL 050S(B)-(H)GL Heating Capacity 10.0 17.8 BTU/h 34000 60700 Cooling Capacity 13.0 BTU/h 29000 44000 Heating Power Input Cooling Power Input Heating Running Current Cooling Running Current Super Heater Capacity Pump of super heater power input water head Power Supply 230V～/50Hz... - Page 5 2-Specification 2.2 The dimensions for the Unit PWSRW030B/050SB-(H)GL Wire access Super Heating Outlet Super Heating Inlet...
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Page 6: Installation And Connection
3-Installnation and connection 3.1 Installation: Heat pump & Fan coil & Hot water Tap water Using water Water tank 60 ℃ inside Fan coil Water pump Valve Heat pump & Fan coil & Hot water& floor heating Tap water Using water Water tank 60 ℃... - Page 7 3-Installnation and connection Heat pump & ceiling heating &constant-humidifyer & hot water Tap water Using water Water temp Water tank control 60 ℃ inside Fan coil Water pump Valve Heat pump & Fan coil & hot water (parallel connection) Fan coil Water pump Valve 防冻液标贴...
- Page 8 3-Installnation and connection Heat collect system base on the existent air-conditioning system Existent air-conditioning system Fan coil Water pump Valve Using water Main unit of the existent Water tank 60 ℃ inside Installation items: The factory only provides the main unit ; the other items in the illustration are necessary spare parts for the water system ,that provided by users or the installer.
- Page 9 3-Installnation and connection Heat pump & ceiling heating &constant-humidifyer & hot water Water tank Floor Coil Outside Ground Water Layer Effective Depth Heat pump & ceiling heating &constant-humidifyer & hot water Tap water Using water Water temp Water tank control 60 ℃...
- Page 10 3-Installation and connection 3.2 Heat Pumps Electrical Wiring NOTE: Although the unit heat exchanger is electrically isolated from the rest of the unit, itsimply prevents the flow of electricity to or from the pool water. Grounding the unit is still required to protectyou against short circuits inside the unit.
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Page 11: Usage And Operation
4-Usage and operation 4.1 The displaying of the wire controller Meaning Symbol Colour With LED ON With LED flashing Compressor 1and/or Start up request Amber Compressor 3and/or Start up request Amber At least one Amber compressor ON Amber Start up request Pump ON Amber Condenser fan ON... - Page 12 4-Usage and operation 4.2 Functions associated with the buttons Button Unit status Button press Press at power ON Loading default values Go up a sub-group inside the programming Press once area, until exiting (saving changes to EEPROM) In the event of alarms, mute the buzzer Press once (if present) and deactivate the alarm relay Press for 5s...
- Page 13 4-Usage and operation 4.3 Programming and saving the parameters [1]Start or stop unit ”lasts 3 seconds to start or stop unit，the press“ LED display as following： ”,the unit will be heating mode; If you press“ ”,the unit will be cooling mode; If you press“...
- Page 14 4-Usage and operation 4.4 Installation of remote controller (1)Connection Insert 120 ohm Max.l.=40m Telephone cable terminal resistor between Tx/Rx+ and Tx/Rx- for lines RS485 longer than 20 m twisted pair + shield Rx/Tx+, Rx/Tx-, Gnd RJ12 Power supply Fuse 250mA Max.l.=250m (min.cross-section 1.5mm2/AWG16)
- Page 15 4-Usage and operation In the event where the RS485 connection is not performed correctly or the controller is off, the terminal will clear the display and show the message“OFFLINE” Pressing the “Up”+“Down”+“Sel” buttons together for more than 6 seconds displays the“INFO”screen containing information on the UC2 system and on the communication.
- Page 16 4-Usage and operation 4.5 Functions associated with the buttons Button Unit status Button operation Switch off buzzer or alarm relay, Press once if alarm active Manual reset of alarms that are no Press for 5 s longer active Enter parameter programming mode Press once after entering password Return to higher subgroup inside the...
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Page 17: Maintenance
5-Maintenance and Service 1. Maintenance Check the water supply and air vent frequently, to avoid lack of water or air in the water loop. Clean the water filter in a certain period to keep good water quality. Lack of water and dirty water can damage the unit. -
Page 18: Maintenance And Service
5-Maintenance and Service 2. Look over and clear the failure according to below information. Failure Solutions Possible causes for the failure 1 shut off the power and check power supply; 1 Wrong power supply Heat pump 2 check power cable and make right connection cannot 2 power supply cable loose be started... -
Page 19: Excursus
6-Excursus Excursus1 The unit's parameter Please set according the below table: Unit Description Limits ℃ Cooling set-point ℃ Cooling differential ℃ Heating set-point ℃ Heating differential... - Page 20 6-Excursus Excursus 2 Compensate temperature chart When the parameter set : R01=20 R02=2 R03=30 R04=2 R17=-0.5 R18=20 R19=15 R20=20 R31=-0.8, The compensate graphs in the heating and cooling mode are as follows: Heating mode: starting(stopping) temp.（℃） 47.8(50) TgA1=-0.8=R31 43.8(46) 39.8(42) 35.8(38) 31.8(34) 27.8(30)
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Page 21: Super Heat Controller
7-Super heat controller Stand-by interface Boot-strap interface True termperature Operation instruction: When connected to the power supply the first time, in the stand-by mode the screen show "OF". In the turn-on mode the screen shows the T1 temperarure. In the stand-by mode, press the "SW2" or "SW3",enter the parameter list. Press the "SW2"... -
Page 22: Appendix
8-Appendix （1）Caution & Warning 1. The unit can only be repaired by qualified installer centre personnel or an authorised dealer.（for Europe market） 2. This appliance is not intended for use by persons (including children) with reduced physical sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety. - Page 23 8-Appendix (2) Cable specification 1. Single phase unit Nameplate Creepage protector Signal line maximum Phase line Earth line current No more 2×1.5mm than 13A 1.5mm 30mA less than 0.1 sec 30mA less than 0.1 sec 13~25A 2×4mm 30mA less than 0.1 sec 25~30A 2×6mm ×...
- Page 24 Code：20100723-0001...
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