Skyline Energy SX-20BZA Installation Manual Download Page 50 | Manualshive

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Skyline Energy SX-20BZA Installation Manual Download Page 50

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2. Output and input port

No Digital input

Digital output

Analog input

Analog output

1

Water flow

switch

Water tan temperature sensor

Electric

expansion valve 1

2

High pressure

switch 1

Compressor 2

Outlet water temperature sensor

Electric

expansion valve 2

3

High pressure

switch 2

Compressor 1

air heat exchanger lowest tube

temperature sensor 2

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Summary of Contents for SX-20BZA

Page 1: ...LINE ENERGY DUAL COMPRESSOR HYDROCARBON HYDRONIC HEATPUMP INSTALLATION GUIDE SX 20BZA SX 21ZA SX 24ZA SX 26ZA V20ZA V25ZA V27ZA V30ZA V35ZA V40ZA V42ZA PCB version CG248008 LCD version CG248009 JULY 2...

Page 2: ...been prepared it is still best to use the stumps to raise the unit above the ground 3 There are many drain holes in the base of the unit 4 Heatpumps generate a large amount of condensate If placed ove...

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Page 5: ...ides are closed No more than two sides should be closed Overhanging structures such as eaves should be avoided Waste cold air must not be allowed to back feed into the heatpump Access must be provided...

Page 6: ...s that two sides are closed No more than two sides should be closed Overhanging structures such as eaves should be avoided Waste cold air must not be allowed to back feed into the heatpump Access must...

Page 7: ...low rate Lower the temp rise higher flow rate higher efficiency Use enquiry code A5 and A6 to read the temperature rise which should be 4o C or lower for all models Example A model V35ZA with close co...

Page 8: ...objects within 2 meters above the fans 3 Fresh air flow is critical You must avoid the possibility of waste cold air back feeding to the unit and driving down its efficiency 4 Do not place trellis ov...

Page 9: ...Buffertanks Skyline Energy 200Lt 3 zone buffertank dimensions April 2019...

Page 10: ...Buffertanks continued Skyline Energy 200Lt 2 zone buffertank dimensions April 2019...

Page 11: ...Buffertanks continued Skyline Energy 100Lt 2 zone buffertank dimensions April 2019...

Page 12: ...rmostats are to be connected their relevant test switch 7 Although the control panel indicates a Flow switch is installed there is no flow switch and its input is bridged out 8 The Stat test switch is...

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Page 15: ...her supply voltages can drive the input current a lot higher than specified Circulation pump loads are not included in kW input ranges however an allowance for these loads has been made in circuit siz...

Page 16: ...ith a standard test condition of 20C ambient and a water temp of 15C but the C O P s of these units will be much lower at lower ambient air temperature and higher starting returning water temperatures...

Page 17: ...rty uphill is better than downhill 4 The buffertank can be installed right next to the heatpump or 40meters or more away The primary flow return lines to and from the buffertank should be well insulat...

Page 18: ...a plantroom 5 Multi zoned systems with multiple zone connections to the buffertank should always have the buffertank placed as close as possible to a floorcoil manifold radiator manifold etc Only sin...

Page 19: ...Typical installation diagram...

Page 20: ...out 20 seconds after starting 95 CHANCE YOU HAVE AN AIR LOCK 3 After initial commissioning the auto air bleed valve on the top of the tank should expel most of the air 4 Other places for bleeding are...

Page 21: ...e down to about 35o C Can do this by pressing the power key to stop the heatpump operating and then increase the room thermostat to call for heat b When the buffertank water temperature is down to abo...

Page 22: ...TIME kW OUTPUT LOAD Tank capacity plus plumbing TIME Duration of test RISE 10C 4186 x 210 x10 1000 8790kj EXAMPLE 200Lt buffertank 10Lt plumbing LOAD 210 Temperature rise was 10C RISE 10 4186 x 210 x1...

Page 23: ...Skyline Energy 200Lt buffertank Stainless Steel 2 zone or 3 zone...

Page 24: ...Typical 200Lt 2 zone buffertank installation...

Page 25: ...Typical V model heatpump installation...

Page 26: ...Typical SX 20BZA SX 21ZA SX 26ZA heatpump installation Typical SX 20BZA SX 21ZA SX 26ZA heatpump installation...

Page 27: ...Typical V model heatpump installation Typical V model heatpump installation...

Page 28: ...heatpump after the buffertank water temperature has reached its set temperature regardless of the room thermostat turning on or off 6 The room thermostat cannot stop the heatpump it can only start the...

Page 29: ...Part 1 Operating panel introduction 1 Display interface 2 Buttons function Clock M power...

Page 30: ...e working status parameters 2 3 and buttons Press the and buttons to navigate through the query parameters and pages and to change the setting values when in the settings interface Combine the M and t...

Page 31: ...s temperature of compressor 1 o C A3 Outlet gas temperature of compressor 1 o C A4 Ambient air temperature o C A5 Outlet water temperature o C A6 Inlet return water temperature o C A7 Reserved A8 Comp...

Page 32: ...s temp of compressor 2 too high error Er15 Buffertank temp sensor error Er16 Air heat exchanger 1 lowest tube temp sensor error Er17 Air heat exchanger 2 lowest tube temp sensor error Er18 Outlet gas...

Page 33: ...m will automatically quit user parameter query or setting interface and return to main interface you can also press Power button to immediately return to the main interface also USER parameters query...

Page 34: ...should be 0 8 1 4 then press M button to confirm password if password is correct will enter factory parameter query interface At factory parameter query interface press M button to enter current param...

Page 35: ...valve 20s 90s 30s P2 Target superheat temp setting 5 10 4 P3 Outlet gas temp at which EEV will adjust to keep the temp 80 110 95 P4 EEV open degree when defrosting 2 50 50 P5 Min open degree of EEV 2...

Page 36: ...fter finish setting hour press clock button then minute flash now press or button can set minute After finish setting minute press clock button to confirm clock setting and back to main interface At c...

Page 37: ...ng After finish setting group 1 ON OFF timer press clock button confirm group 1 setting and enter group 2 ON OFF timer setting same way like group 1 setting At timer interface if there is not operatio...

Page 38: ...ed defrost there are two ways a Automatic quitting when defrost time reach H5 setting can quit forced defrost b Forced quitting Press power button after power off 3minutes later will quit forced defro...

Page 39: ...ent temp Air heat exchanger lowest tube temp preset temp H7 and lasts for more than 30sec When heating when all of above conditions are met system will enter defrost 2 2 Conditions of quitting defrost...

Page 40: ...quit defrost at once and stop working When defrosting system doesn t detect low pressure protection Part 3 Each electrical component controlling 1 Compressor Compressor start stop according to hot wa...

Page 41: ...r tank temperature water tank preset temperature L2 Low level switch connects When all of above conditions are met electric heater starts 5 2 Stopping conditions Water tank temp water tank preset temp...

Page 42: ...connects this valve will recover normal controlling function 7 2 When select there is not cool water compensating timer system can compensate cool water at any time 7 3 When select there is cool water...

Page 43: ...10seconds system will judge this communication error and display Er 09 heat pump work according to former preset temperature when communication recover Er 09 will disappear 2 Three phase protection on...

Page 44: ...r After heat pump power on if detect return water temperature sensor is short circuit or open circuit system will judge return water temperature sensor error heat pump will continue to work When this...

Page 45: ...pump will stop working This error can recover automatically When this error happen operating panel will alarm system 1 display Er 18 system 2 display Er 19 10 Outlet gas pressure is too high protectio...

Page 46: ...mes can recover automatically When this error happen operating panel will alarm and system 1 display Er 12 system 2 display Er 13 13 Outlet water temperature too high protection at heating mode At hea...

Page 47: ...ff state when ambient temperature 2 enter 1st step anti freeze protection circulating water pump will start to work for 5minutes per 40min When outlet water temperature 4 circulating water pump needn...

Page 48: ...e preset working mode and all parameters when power off When power on again can resume the working status and parameters setting automatically 2 Power on off at fixed time Fixed power on time and fixe...

Page 49: ...ting is 1 when electric heater start circulating water pump will start 3sec in advance When electric heater stops circulating water pump will delay 3sec to stop Factory setting of F2 is 1 8 Reserved p...

Page 50: ...0N 0FF 0FF 14 0N 0N 0FF 0N 15 0N 0N 0N 0FF 16 0N 0N 0N 0N 2 Output and input port No Digital input Digital output Analog input Analog output 1 Water flow switch Water tan temperature sensor Electric...

Page 51: ...lve Outlet gas temperature sensor 1 6 Linkage switch Cool water compensating valve Outlet gas temperature sensor 2 7 3phase A Inlet gas temperature sensor 1 8 3phase B Inlet gas temperature sensor 2 9...

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