eta System Separation Module, Operating Instructions Manual

Page 1: ...2021 02 17 EN 0000000219 V 006 X 35 15 X 51 0 939003 002 System Separation Module Operating Instructions ...

Page 2: ...ETA Heiztechnik Gewerbepark 1 A 4716 Hofkirchen an der Trattnach Tel 43 0 7734 22 88 0 Fax 43 0 7734 22 88 22 info eta co at www eta co at ...

Page 3: ...injury DANGER On non compliance with this safety instruction there is a risk of major physical injury 1 2 Warranty guarantee and liability Requirements We can only accept liability for the function of our products if they are correctly installed and operated This is only possible if the conditions below are complied with Installation in a dry frost proof room A dry frost proof room is required for...

Page 4: ...airs Repairs are only permitted using spare parts provided by us The only exceptions are common standardised parts such as electrical fuses or fastening materials as long as they possess the required features and do not restrict the functionality of the system Repair of defects For repairs of defects carried out by the customer or by a third party ETA shall only bear the costs or remain obligated ...

Page 5: ...l equipment Low Voltage Directive 2004 108 EC Legislation relating to electromagnetic compatibility 2011 65 EU Directive on the restriction of the use of certain hazardous substances in electrical and electronic equipment RoHS 2 guideline Applied standards EN 60335 1 2020 Household and similar electrical appliances Safety Part 1 General requirements IEC 61000 6 1 2 2005 Electromagnetic compatibili...

Page 6: ...imary side 10 Circuit board EM C 11 Bleed screw Dimensions Technical data Free residual pump head primary side Underfloor heating 13 kW 75 33 C 0 27 m h 7 00 mWs Radiator heating 40 kW 75 50 C 1 39 m h 3 00 mWs Free residual pump head secondary side Underfloor heating 13 kW 35 28 C 1 62 m h 2 20 mWs Radiator heating 40 kW 65 45 C 1 74 m h 1 50 mWs Connections DN20 3 4 internal thread Pump primary ...

Page 7: ...eratures of the primary and secondary sides All components have already been connected at the factory Power is supplied via a 230 V Schuko socket Only the CAN bus connection to the ETAtouch con trol panel may be established Contact thermostats are required for underfloor and wall heating in order to protect the second ary side against overheating If the secondary side is at risk of frost an additi...

Page 8: ...formance chart shows a flow rate of approx 1 30 m h 1 30 m h a free residual pump head of 3 5 m occurs on the secondary side with a pressure loss of approx 1 6 m Performance chart Free residual pump head 1 Pump head 2 Module pressure loss 3 Free residual pump head Primary spread Flow return Secondary spread Flow return 75 C 35 C 40 K 35 C 30 C 5 K 75 C 33 C 42 K 35 C 28 C 7 K 75 C 30 C 45 K 35 C 2...

Page 9: ...sults in a primary side flow rate of approx 0 29 m h at 15 kW output and 45 K spread 0 29 m h a free residual pump head of 7 0 m occurs on the primary side with a pressure loss of approx 0 2 m Performance chart Free residual pump head 1 Pump head 2 Module pressure loss 3 Free residual pump head Primary spread Flow return Secondary spread Flow return 75 C 35 C 40 K 35 C 30 C 5 K 75 C 33 C 42 K 35 C...

Page 10: ...crew joints for the secondary side The pressure gauge and ball valve on the flow and the safety valve and a ball valve on the return Include flat seals with all screw joints Fig 4 1 Screw joints for the secondary side Mount both ball valves on the primary side with the included flat seals Fig 4 2 Screw joints for the primary side Installing the piping Connect the piping from the heat producer on t...

Page 11: ...ble open route siphon funnel so that malfunctions especially a failure of the safety valve to close can be detected In the same way the frost protection is collected when opening the safety valve and can be filled again Establishing a CAN bus connection to the boiler Establish the bus connection between the boiler and the module with the supplied CAN bus line Also see 6 2 CAN bus installation for ...

Page 12: ...pen the system configura tion menu with the Systems configuration button Start the configuration assistant with the Starting the assistant button Description for software version X 36 0 and later The following description and screen shots represent the software interface of version X 36 0 and later Factory configuration The function blocks for the system separa tion module SSM a heating circuit HC...

Page 13: ...s Operation below freezing point Yes or No Options Module is a consumer within an ETA system EM C 3 Heating circuit Heating circuit as underfloor heating The heating circuit pump is already contained within the system separa tion module Settings HC type Underfloor heat Heating circuit pump none Heating circuit mixing valve no Room sensor None EM C 3 Sys System Settings Outside temperature sensor v...

Page 14: ...board Function blocks Description Circuit board Function blocks Description GM C 0 BufferFlex Buffer storage tank Settings Temperature sensor number 3 Combination tank No Consumer levels 1 Solar heating system not present Start relief for log boiler No Producers Consumers GM C 0 BufferFlex Consumer level 1 top EM C 3 SSM Prim flow EM C 3 SSM Sec flow EM C 3 HC ...

Page 15: ...y isolated from the power supply CAUTION Flexible stranded conductors If flexible stranded conductors are not used for the wiring the contacts in the plug connections will be subjected to excessive mechanical strain In this case the warranty for the electronics would become null and void Only flexible stranded conductors may be used for the wiring 6 2 CAN bus installation Establishing a CAN bus co...

Page 16: ...otect the consumer from feed temperatures that are too high 1 NC contact 2 NO contact 3 COM contact 4 Adjustment dial for activation temperature The contact thermostat is inserted between the circuit board terminal and the pump Fig 6 2 Connection of the contact thermostat Contact thermostat as frost protection If the secondary side is filled with frost protection because it is designed as an outdo...

Page 17: ...ounted on the sec ondary side for overheating protection the additional contact thermostat is clamped serially to the EM C circuit board 1 Contact thermostat for primary circuit as frost protection 2 Contact thermostat for secondary circuit as overheating protection 3 Secondary pump ...

Page 18: ...ut Free S103 230 V input Water shortage switch bridged S600 T1 Temperature input Secondary side flow temperature S600 T2 Temperature input Primary side flow temperature S600 T3 Temperature input Outside temperature sensor S600 T4 Temperature input Free S600 T5 Temperature input Free S600 T6 Temperature input Free S601 RS 485 bus Free digital room sensor S602 PWM output analogue output Free S603 PW...

Page 19: ... Bleed screw Bleeding the pump The heating system must be filled and bled before the pump can be bled The pump automat ically bleeds itself when starting for the first time If it does not carry out the following steps 1 If the pump is not in operation start it manually To do this carry out the following intermediate steps a Up to software version X 35 X Raise the authorisation to Service Switch to...

Page 20: ...get value H is increased linearly from H to H over the flow rate Q The differential pressure produced by the pump is set to the respective differential pres sure target value This operating mode is recommended for radiators for reducing flow noises on the thermostat valves Differential pressure constant Δp c The differential pressure is held constant at the set differential pressure target value H...

Page 21: ...eating circuit must be adjusted by an expert on site Differential pressure variable Δp v Differential pressure constant Δp c 7 3 Concluding activities Mounting the plastic cover Reattach the plastic cover after commissioning Pull off the protective film and affix the ETA logo in the corre sponding recess ...

Page 22: ...h a 45 kW boiler and 1000 litre total water volume 1 For the module the ratio of water content to output is less than 0 3 l kW Table 2 2 The maximum output of the module is 45 kW With a total heating water volume of 1 000 litres for example a specific water content of 22 2 l kW results average column in Table 2 3 The total output of the module is 45 kW therefore only the data from the first line 5...

Page 23: ...5 C If 45 C has not been achieved before the lapse of the set duration Sec pump max switch on delay the secondary pump still starts up in order to supply the consumer The secondary pump is switched off when the consumer s demand has been met A maximum flow temperature can be set for the secondary side in order to protect the underfloor heating for example Underfloor heating and wall heating system...

Page 24: ...eat producer for the module primary side 3 Primary side flow temperature 4 Primary pump and current speed 5 Flow temperature of the secondary side 6 Consumer on the secondary side A line appears if the consumer is being charged and the flow temperature and the symbol of the consumer are shown in yellow Function The heat is released from the primary side heat producer e g buffer via the heat exchan...

Page 25: ...duration Sec pump max switch on delay the secondary pump still starts up in order to supply the consumer The secondary pump is switched off when the consumer s demand has been met A maximum flow temperature can be set for the secondary side in order to protect the underfloor heating for example Underfloor heating and wall heating systems still require a safety thermostat however ...

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