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Evo Heat Pump Manual Version 5

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Evo Heat Pump

Installation and Commissioning Manual

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Содержание 13kW Evo

Страница 1: ...and Commissioning Manual Copyright 2017 Kensa Heat Pumps Ltd Manual Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation In...

Страница 2: ...atic 15 4 5 Domestic Hot Water DHW Schematic 16 4 5 1 Type of DHW tank 16 4 5 2 DHW tank size 16 4 5 3 Immersion heater 16 4 5 4 Three Port Diverting Valve 16 4 5 5 Tank Thermostat 17 4 5 6 DHW Timecl...

Страница 3: ...40 5 1 2 Adding antifreeze for multiple slinkies 42 5 1 2 1 Pressurising the system 43 5 1 2 2 Pressure Testing in accordance to BS805 Section 11 3 3 4 44 5 1 3 Purging procedure and adding antifreez...

Страница 4: ...upplementary heating 67 6 5 2 9 Commissioning Set up page 2 DHW parameters 68 6 5 2 10 Commissioning Set up page 2 Active cooling 69 6 5 2 11 Commissioning Set up page 2 Home screen display 70 6 5 2 1...

Страница 5: ...rsion 5 Page 5 of 84 Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation Installation General product information Safety in...

Страница 6: ...s aimed at ensuring you do not experience any difficulties are highlighted on the Golden Rules in the installation section Please note you will need to speak to the Technical Support Team on 01392 367...

Страница 7: ...ure that you have suitable tools and or consumables available 2 4 Handling Manual handling of large and or heavy products may present a risk of injury Lifting pushing pulling carrying or supporting a...

Страница 8: ...ystems 3 1 Equipment delivery and handling Factory shipment Prior to shipment the Kensa Evo Single Compressor Heat Pump is tested calibrated and inspected to ensure proper operation Receipt of shipmen...

Страница 9: ...Single 1145x600x575 28 2 25 13 40 33 16 41 3 2 167 Single 1145x600x575 28 3 25 17 50 45 24 45 4 4 167 Single 1145x600x575 28 4 25 380 420V 50Hz 15 16 12 8 74 3 8 170 Single 1145x600x575 28 3 75 The f...

Страница 10: ...sed on 30 to 35C 28 5 5 7 30 001C Ground based on 0 to 4C 28 4 11 30 002C 13kW Evo Load based on 30 to 35C 37 9 10 1 30 002C Ground based on 0 to 4C 39 2 17 1 30 003C 17kW Evo Load based on 30 to 35C...

Страница 11: ...3 30 002C Pump Curve Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation Installation General product information Safety in...

Страница 12: ...re without consulting Kensa first 10 An electrical isolation switch should be fitted close to the heat pump 11 Existing heating systems should be power flushed and inhibitors should be added 4 2 Under...

Страница 13: ...should be capable of absorbing the minimum thermal load of the heat pump This minimum load is approximately 25 for single compressor heat pumps Please Note The above drawing is a schematic only and a...

Страница 14: ...This radiator can be positioned in areas such as halls or bathrooms Kensa would always recommend fitting an expansion vessel on the heating distribution circuit Please Note This drawing is a schemati...

Страница 15: ...s 4 4 2nd Set point Architecture Please Note The above drawing is a schematic only and additional valves and fittings maybe required Heat Pump settings sheet Warranty Fault Finding Controller Mechani...

Страница 16: ...ption needs to be specified at time of ordering Warning when a heat pump is used for heating domestic hot water it may not get the water hot enough to kill the dangerous Legionella that can breed in h...

Страница 17: ...oiler is used and the pipe is well insulated The system uses a return loop however instead of connecting to the tank it is connected to the tank outlet A timed water pump is also used and a flow boile...

Страница 18: ...bles the towel rail to operate during periods when space heating is not required i e the summer Kensa would recommend that any towel rails should either be installed as a separate dedicated primary ci...

Страница 19: ...f 84 This page is intentionally blank Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation Installation General product info...

Страница 20: ...or installed Do not store or transport the Evo on it s side Remove the 4 transit bolts before fitting the unit into its final position Warning The Evo is approximately 200kg and safe handling procedur...

Страница 21: ...ii Remove the two transit bolts M5 positioned as shown below from the front of the unit iii Remove the two transit bolts M5 positioned as shown below from the rear of the unit Heat Pump settings sheet...

Страница 22: ...es are adequately supported where necessary pipes are properly insulated and concentrations of inhibitor where added are correct The appliance and any metal pipes should be properly earthed A water tr...

Страница 23: ...building The expansion vessel on the ground side is optional in most cases It maintains the pressure within the ground loop as the pipe relaxes A suitably sized vessel would be 4l 225 x 195mm and is a...

Страница 24: ...om the Slinky manifold as per the illustration below Suit able connections include Speedfit or compression fittings Do not use any Hot work methods v The Evo can accept pipes from the left right or to...

Страница 25: ...ing manifold according to the Illustration above ix The heating distribution side should also have an appropriate sized expansion vessel and WRAS approved make up kit installed in an accessible positi...

Страница 26: ...onitoring Service Packages it is recommended that the MCS document MCS Domestic RHI Metering Guidance V1 0 is consulted The section below covers meter ready installations only 4 6 6 1 Meter Ready Inst...

Страница 27: ...to record the total heat output from the heating system excluding individual room heaters and immersion heating the latter of which will be mon itored through electricity sensors Therefore if there a...

Страница 28: ...or other system Whether the heat pump has a single phase or three phase connection Notes on making an installation meter ready Heat meters that have been used by BEIS in their metering programmes in t...

Страница 29: ...pump front cover by unscrewing the 1 x 5mm posidrive screw on the top of the heat pump See section 4 6 ii Remove the top panel and the rear top panel See below iii remove the electronics cover plate...

Страница 30: ...m 4 7 1 Cable entry points Push out cable entry points are positioned at the rear of the electrics tray These can be pushed out using a screw driver or similar tool Do not use fingers otherwise injury...

Страница 31: ...e dependant the site electrician should and is responsible for calculating this The isolator should not be mounted on the casing space heating to an indirect coil in the DHW tank See DHW schematic Sec...

Страница 32: ...wer Supply terminals E L N Heat Pump Enable Signal No Call 0 50V Call 120V 50V Call voltages 120V are not permitted 4 7 3 2 Main PCB Terminals DO8 and DO9 must use an external power supply and relay S...

Страница 33: ...ected to the Heat Pump DI4 2nd Heating Signal Live return 240V AC 1A On signal call for a second heating set point returned from space heating timeclocks control devices connected to the Evo This allo...

Страница 34: ...h an external relay to operate the immersion heater settable via the controller The immersion heater must be powered by a separate external power supply DO9 Supplementary Heat Signal Normally open vol...

Страница 35: ...o DHW time clock remove DHW enable link Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation Installation General product in...

Страница 36: ...and connection to DHW time clock remove DHW enable link Safety information General product information Installation Mechanical installation Electrical installation Mechanical set to run Controller Fa...

Страница 37: ...connection to DHW time clock remove DHW enable link Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation Installation Gener...

Страница 38: ...point function underfloor and radiators Enable Signal link removed Safety information General product information Installation Mechanical installation Electrical installation Mechanical set to run Co...

Страница 39: ...The weather compensation sensor is supplied in a small waterproof enclosure Kensa strongly suggest that the heatpump should be run for at least one week after commissioning before the weather compens...

Страница 40: ...1 BSP male to 28 mm compression fittings are required to enable the pump to be connected to the slinky manifold using 28 mm Speedfit or similar pipe and elbows These are readily available from plumbi...

Страница 41: ...evel in the dustbin does not start to drop then repeat the pump priming No water V1 flow return Fig 34 Slinky manifold connections Fig 33 Slinky purging kit connected to a manifold Clarke Purge Pump P...

Страница 42: ...elled from the return pipe Fig 36 viii After the air has been removed it is advisable that before the antifreeze is added the system is leak tested to BS805 Section 11 3 3 4 See 5 1 2 2 if this didn t...

Страница 43: ...g the system i Open all valves EXCEPT THE DISCHARGE PURGE CONNECTION Keep a close eye on the level of water in the dustbin and start the purge pump This should pressurise the whole system If the level...

Страница 44: ...t is needed A high pressure pump or a manually operated pump 2 stop valves 1 manometer 0 16 bar A de aeration device if any point of the ground array is at a high point where air can collect Test proc...

Страница 45: ...m OD To From Slinky 28mm OD Return Purge Fill Connection Return Purge Fill Connection Fig 38 Graphical Test Procedure The ground array has passed the test if the pressure difference pressure drop betw...

Страница 46: ...ustable spanner can be used Open the valves on the manifold to the following position Start the purge pump being careful that the return pipe to the dustbin is secure iv If the water level in the dust...

Страница 47: ...d off according to the disposal instructions in section 8 or retained for topping up the system To mix the antifreeze around the ground arrays thoroughly it is advised that the ground array circulatio...

Страница 48: ...ads at least 2 bar Close the mains cold water supply valve fully vii Check that the heating distribution system pressure reads at least 0 5 bar If the pressure is lower than this find the mains cold w...

Страница 49: ...p will be carried out remotely via phone by a Kensa commissioning engineer and a heat pump commissioning certificate and checklist issued on completion Please contact Kensa Heat Pumps to book a commis...

Страница 50: ...6 1 On Start up On initial start up the following screen is displayed Following this the screen will default to the home screen If there is no activity the screen will au tomatically dim after 10 min...

Страница 51: ...ssor unit If the icon is flashing it indicates there is a call on the compressor however the compressor has not had the required minimum stop period 6 minutes since it was last operational Unit is in...

Страница 52: ...eratures and pressures to aid fault finding Commissioning Enters the commissioning menu Error Log Logs every warning and fault that occurs and logs when they are cleared Settings Enters the settings m...

Страница 53: ...from the ground T5 Temperature of the thermal transfer fluid leaving the heat pump to the ground T6 Temperature of the thermal transfer fluid leaving the heat pump to the ground This is only displayed...

Страница 54: ...ction LP P3 Current pressure measured within the suction pipe of the left hand compressor in a twin unit or single compressor model The fault set point is shown below Discharge HP P5 Current pressure...

Страница 55: ...he compressor only It is not the system or heat pump COP SCoP or SPF but should provide a good indication into how the compressor is performing For an accurate COP electrical meters and heat meters ne...

Страница 56: ...r the last 37hours and is a useful tool to help with intermittent fault finding The unit itself holds data further back which can be accessed only by a Kensa Engineer The readings recorded are T2 Temp...

Страница 57: ...in the suction pipe of the left hand compressor in a twin unit or single compressor model P4 Current pressure measured within the suction pipe of the right hand compressor in a twin unit The fault set...

Страница 58: ...ler or not During a pasteurisation a call signal is sent to an external relay to operate the immersion heater on a separate supply voltage Duration HH MM Duration of the pasteurisation cycle Frequency...

Страница 59: ...is 45o C the amount of continuous compressor run time while the return temperature is below 35o C before the supplementary heat is called for Cut In Diff o C The set difference between the return temp...

Страница 60: ...11 using the Number Pad 6 5 Commissioning Menu Safety information General product information Installation Mechanical installation Electrical installation Mechanical set to run Controller Fault Findi...

Страница 61: ...above allows the load pump ground pump compressor compressor 1 and 2 for twins and DHW diverter valve to be operated In order for the compressor s to be function tested both water pumps need to be on...

Страница 62: ...on Tests will cancel themselves once the page is navigated from Pressing the Back button will return to the Commissioning menu 6 5 2 Commissioning Set Up Press Setup to commission the heat pump Safety...

Страница 63: ...zone of underfloor which requires a lower temperature 30o C can be controlled by one timeclock and a zone of radiators requiring a higher temperature 40o C by a second timeclock If both call signals...

Страница 64: ...ial which is used to indicate low flow on the cooling distribution side If there is low flow the temperature differential between the flow and return temperatures increases For example if the differen...

Страница 65: ...rature at which the weather compensation starts to operate Degree Per Degree Gradient This is the multiplier of the number of degrees that the water set point changes for each degree change sensed in...

Страница 66: ...to when the compressor is not operational A flow on the load side is always required when the heat pump is operating as it enables the temperature of the heating distribution to be continually and ac...

Страница 67: ...up 6 5 2 7 Commissioning set up page 2 6 5 2 8 Commissioning set up page 2 Supplementary Heating Supplementary heat provides a signal to a secondary heat source when the heat pump detects it cannot m...

Страница 68: ...mount of time before a second DHW cycle is allowed to restart following a completed DHW cycle During this period the heat pump can will provide space heating if there is a call for this but will not e...

Страница 69: ...freeze is required in the distribution side to avoid freezing occurring in the heat pumps heat exchanger and possible damage to the unit If Continue without anti freeze is selected your heat pump warr...

Страница 70: ...ch sets the speed of the ground pump to its set back speed For passive cooling additional equipment and set up is required 6 5 2 13 Commissioning set up page 2 Default Reset Safety information General...

Страница 71: ...default settings A confirmation display will be displayed Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation Installation...

Страница 72: ...lt was cleared are recorded The list can be navigated by using the up and down arrows Over a 1000 events can be recorded in the error log and displayed on screen with further errors recorded internall...

Страница 73: ...et in minutes By enabling the error sound different frequencies of beep can be assigned for a fault or warning sound 6 7 Settings Heat Pump settings sheet Warranty Fault Finding Controller Mechanical...

Страница 74: ...s the date and time to be set Safety information General product information Installation Mechanical installation Electrical installation Mechanical set to run Controller Fault Finding Warranty Heat P...

Страница 75: ...regarding the unit 6 8 My Product Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation Installation General product informa...

Страница 76: ...ing Pressure in ground side is below the low pressure ground side limit P2 Top up the ground pressure to clear error Check water pressure setup ground side The fault should clear by raising the pressu...

Страница 77: ...section Potential loss of refrigerant refer to Kensa Technical Support Department HTPL Fault Pressure in distribution side exceeds the high pressure load side limit P1 Release pressure to clear error...

Страница 78: ...ted Refer to Kensa Technical Department E2 Fault T2 Temperature Probe Error T2 flow return temperature probe is faulty or disconnected Refer to Kensa Technical Department E3 Fault T3 Temperature Probe...

Страница 79: ...f 84 This page is intentionally blank Heat Pump settings sheet Warranty Fault Finding Controller Mechanical set to run Electrical installation Mechanical installation Installation General product info...

Страница 80: ...without charge to the Buyer replace or repair any Parts which cause the Kensa Evo Ground Source Heat Pump to be inoperable however if Kensa Heat Pumps Ltd elects to provide replacement Parts it shall...

Страница 81: ...ld be appended to the claim If a claim for compensation is made after the deadline specified above or if a commissioning certificate cannot be produced the guarantee shall not apply 8 1 7 Replacement...

Страница 82: ...debris Yes No Ground arrays leak tested according to BS805 Section 11 3 3 4 Yes No Type of Purge Pump Used Antifreeze quantity Antifreeze concentration Sample 1 Sample 2 Heat Pump Settings Temperatur...

Страница 83: ...ance Load Ground Compressor Performance Compressor COP Run Hours Comp 1 Comp 2 Input Voltage Input Voltage Domestic Hot Water Lock Out Minimum Stopping Time Excessive Running Time Cut Out Comp 1 Comp...

Страница 84: ...Active Cooling Active Cooling Enabled Disabled Antifreeze Concentration Load Side Heat Pump Left In Good Working Order Demonstration and Handover of Heat Pump Completed Client Sign Off Date Comments...

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