ICMA S167 Assembly, Installation And Operation Instructions Download Page 1

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ELECTRONIC CIRCULATOR FOR SOLAR THERMAL SYSTEMS - Art. S167

FI.S167.EN.C - 03/2023

Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 - www.icmaspa.it - [email protected]

INSTALLATION AND OPERATION INSTRUCTIONS

Summary of Contents for S167

Page 1: ...TOR FOR SOLAR THERMAL SYSTEMS Art S167 FI S167 EN C 03 2023 Icma SpA Via Garavaglia 4 20012 Cuggiono MI ITALY Tel 39 02 97249134 39 02 97249135 www icmaspa it sales icmaspa it 1 INSTALLATION AND OPERA...

Page 2: ...laying the settings of the pump 12 6 3Buttonforselectingthepumpsettings 12 7 SETTING OF THE PUMP 12 7 1 The control on the pump 13 8 PWM SIGNAL CONTROL MODE 14 8 1 Control and Signal 14 8 2 Interface...

Page 3: ...and cause electrical faults 14 In the winter if the pump system does not operate or when the ambient temperature is below 0 C liquid in the pipeline system should be emptied to avoid causing frost cra...

Page 4: ...pump is equipped with the control panel on the front which is convenient for the operation of users Easy installation and start up The pump has auto adaptation mode AUTO factory settings In most case...

Page 5: ...t temperature 3 4 System Pressure The maximum is 1 0 MPa 10 bar 3 5 Protection Level IP 44 3 6 Inlet Pressure To avoid damage to the pump bearing caused by cavitation noise the following minimum press...

Page 6: ...cmaspa it sales icmaspa it 6 4 INSTALLATION Install the pump arrows on the pump housing indicate the direction of liquid flowing through the pump body When the pump is installed on the pipeline its in...

Page 7: ...crews that fix the pump body 3 Rotate the motor to the desired position and match the four screw holes 4 Put the four socket head cap screws back and tighten them in the cross direction order 5 Open t...

Page 8: ...39 02 97249135 www icmaspa it sales icmaspa it 8 4 2 Thermal insulation of the pump body CAUTION NOTE Restrict the thermal losses of the pump body and pipeline Conduct thermal insulation for the pump...

Page 9: ...CIRCULATOR FOR SOLAR THERMAL SYSTEMS Art S167 FI S167 EN C 03 2023 Icma SpA Via Garavaglia 4 20012 Cuggiono MI ITALY Tel 39 02 97249134 39 02 97249135 www icmaspa it sales icmaspa it 9 5 ELECTRICAL C...

Page 10: ...wer supply and frequency match with the parameters marked by pump nameplate Use the pump associated plug to connect power supply If the indicator lamp on the control panel lights it indicates that the...

Page 11: ...protection restart after 5S Gear light 1 2 flickers Locked rotor protection restart after 5S Gear light 1 3 flickers Start failure asymmetric motor parameters restart after 5S Gear light 1 4 flickers...

Page 12: ...by the light lit of 10 locations By pressing the button once at 2 seconds interval the pump setting mode will change once A cycle is constituted of every nine presses on the button For details please...

Page 13: ...evel performance curve represented by HD1 HD2 Section 11 Position System Type Settings of the pump Optimal settings Or other optional settings A Floor heating system AUTO HS3 B Dual pipeline heating s...

Page 14: ...ntacting the signal cable 8 2 Interface NOTE Signal Ref is a reference earthing and it is not connected to protective earthing 1 Control Principle The pump is controlled by modulated LV PWM Pulse Widt...

Page 15: ...m will have no PWM signal input In the area of high duty cycle PWM signal when the input signal fluctuates in the critical point there will be a delay area to prevent frequent stops and start of the p...

Page 16: ...will be given higher priority The signal can be used to measure power consumption of the pump The pump signal can be used to detect the actual operating point of the system rather than measuring by th...

Page 17: ...l the valves in the floor heating circuit or the radiator control valve temperature are closed it can be ensured that the heat from the boiler will be assigned Elements in the system Bypass valve Flow...

Page 18: ...urer 3 When the bypass valve has been adjusted set the pump to the constant pressure mode For the relationship between pump settings and performance curve please see Section 11 Settings and Performanc...

Page 19: ...f time In the Autoadaptation mode the pump is set to proportional pressure control mode BL 1 3 Proportional Pressure Curve The pump working point will move up and down on the proportional pressure cur...

Page 20: ...vers a performance range Input power curve P1 curve belongs to each Q H curve Power curve represents the power consumption P1 of the pump in watts on the given Q H curve The following description appl...

Page 21: ...RACTERISTICS 13 1 Description of nameplate No Explanation 1 Power Maximum mode maximum power Minimum mode minimum power 2 Current Maximum mode maximum current Minimum mode minimum current 3 Maximum pr...

Page 22: ...it sales icmaspa it 22 13 2 Model explanation Pump model is consisted of upper Latin letters and Arabic numerals etc whose meanings are as follows Type key example GPA25 6B III 26 stands for a pump wi...

Page 23: ...nlet Pressure 75 C 0 005 Mpa 90 C 0 028 Mpa 110 C 0 100 MPa EMC Standard EN61000 6 1 and EN61000 6 3 Sound Pressure level The sound pressure level of pump is lower than 42dB A Ambient Temperature 0 70...

Page 24: ...R SOLAR THERMAL SYSTEMS Art S167 FI S167 EN C 03 2023 Icma SpA Via Garavaglia 4 20012 Cuggiono MI ITALY Tel 39 02 97249134 39 02 97249135 www icmaspa it sales icmaspa it 24 14 2 Installation Dimension...

Page 25: ...1 3 flickers Motor resistance parameters do not match Return to factory maintenance Gear light 1 4 flickers Over heat protection Reducing ambient temperature Gear light 1 5 flickers Over temperature...