Immergas VICTRIX 115 1 I Manual

Immergas VICTRIX 115 1 I Manual

Condensation-type wall-hung boiler for central heating only pre-engineered for external storage tank
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VICTRIX 115 1 I
Condensation-type wall-hung boiler
for Central Heating only
pre-engineered for external
storage tank

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Summary of Contents for Immergas VICTRIX 115 1 I

  • Page 1 VICTRIX 115 1 I Condensation-type wall-hung boiler for Central Heating only pre-engineered for external storage tank...
  • Page 3: General Features

    It is set-up thanks to a relevant kit (optional) for coupling to a separate Immergas storage tank dedicated for the VICTRIX 115 boiler, whether it is installed unit for the production of DHW, which can also be coupled in individual configuration or in cascade (up to a maximum to solar systems.
  • Page 4 Technical Documentation Technical Documentation VICTRIX 115 main dimensions. Height (mm) Length (mm) Depth (mm) Key: V - Power supply connection 1010 G - Gas supply R - System return Connections M - System flow SC - Condensate drain (minimum SYSTEM internal diameter Ø...
  • Page 5 Technical Documentation Technical Documentation VICTRIX 115 main components. Key: 15 - Condensate drain trap 1 - Draining funnel 16 - Absolute pressure switch 2 - Burner 17 - 4 bar safety valve 3 - Flue probe 18 - P.C.B. 4 - Flue hood 19 - Condensate drain pipe 5 - Condensation module 20 - Sample points (air A) - (flue gases F)
  • Page 6 Technical Documentation Technical Documentation VICTRIX 115 control panel. Key: 1 - Main switch 2 - User interface viewer display 3 - Boiler manometer STV115 ed 09/10 VICTRIX 115...
  • Page 7 Technical Documentation Technical Documentation VICTRIX 115 hydraulic circuit. Key: 1 - Draining funnel on view 16 - System flow regulation probe 2 - ISPESL type-approved 4 bar safety valve 17 - System return regulation probe 3 - Boiler draining valve 18 - Over-heating safety thermostat 4 - Absolute pressure switch 19 - Flue probe...
  • Page 8: Operation

    Technical Documentation Technical Documentation Primary circuit (boiler circuit). The primary circuit, with relative control and safety devices, is started every time there is a central heating or anti-freeze request. Operation. Head-flow rate graphics. The heat contained in the combustion products is absorbed The trend of the curve that represents the flow rate-head ratio by the pipes of the water-gas heat exchanger with coil inserted available to the system, depends on the pump functioning...
  • Page 9: Primary Heat Exchanger

    Technical Documentation Technical Documentation Primary heat exchanger (condensation module). It is formed from a casing that contains 18 elements with a coil shape. Flue gas Each element is made up from 5 elliptical spirals (3). The entire module is realised in stainless steel and its internal part makes up the sealed combustion chamber and the upper part the condensation chamber (4).
  • Page 10: Gas Valve

    Technical Documentation Technical Documentation Air-gas circuit. electrodes (10). Gas valve. The gas valve is equipped with two main coils controlled by the integrated P.C.B. and with a pneumatic unit that modulates the outlet gas pressure in 1:1 ratio to the pressure (P1) detected on the inlet of the Venturi pipe.
  • Page 11 Technical Documentation Technical Documentation Fan. It operates upstream from the combustion chamber and is physically positioned in the lower part of the chamber itself. It is powered with mains voltage (230 V AC) and controlled by the integrated P.C.B. with a positive square wave signal with variable ON-OFF (duty-cycle).
  • Page 12 Technical Documentation Technical Documentation Burner. It is a cylindrical burner (5) made up from 2 concentric sheet steel sections, appropriately perforated and built using special steel, completely covered by a metal mesh and that is particu- larly resistant to high temperatures and corrosion. It is inserted inside the condensation module, in a sealed ARIA combustion chamber closed by a flange (6) onto which the...
  • Page 13 Technical Documentation Technical Documentation Disassembly of combustion circuit main components. Before disassembling the components, make sure the gas cock Condensation module disassembly (6). is closed. Before carrying out the operation drain off all water present inside the module. Gas nozzle replacement (26). Loosen the tightening bolts on the system flow and return Loosen the gas pipe (28) and remove the flange (27) in order...
  • Page 14 Technical Documentation Technical Documentation Air-gas adjustments. The calibration of the total premix combustion system, when - start the boiler in chimney sweep mode by pressing the necessary envisions, the adjustment of the nominal heat output "MODE" and "+" keys simultaneously for 2 seconds. "H" and the air-gas ratio (off-set).
  • Page 15: Gas Transformation

    Technical Documentation Technical Documentation "L" appears on the display followed by a 2-figure number The transformation consists in the replacement of the burner indicating the temperature of the primary circuit; nozzles positioned in correspondence with the inlet of the Ven- - withdraw the combustion products by inserting the analyser turi pipe and adjustment of the maximum and minimum heat probe fully home;...
  • Page 16: Condensate Drain Trap

    Technical Documentation Technical Documentation Flue circuit. Flue exhaust Flue exhaust Condensate drain Operation. The functioning of the fan positioned at the entry of the air- gas mixing pipe, guarantees the fan-assisted expulsion of the fumes produced by the cylindrical burner (5). These directly hit the first 12 elements of the primary heat exchanger (3) inserted in the sealed combustion chamber (6) which has a sheet steel section on its upper part (7) that divides...
  • Page 17 Technical Documentation Technical Documentation Intake and exhaust systems. (see intake and exhaust terminals instructions). The VICTRIX 115 boilers are type-approved for installation Configuration with sealed chamber and fan- outside and inside a heating control unit. assisted circulation (type C). The "VICTRIX 115" boiler leaves the factory in "B "...
  • Page 18 Technical Documentation Technical Documentation Intake and exhaust kit. 80/125 push-fitting vertical concentric kit. The exhaust pipe in PPS (Ø 80 mm) is inserted inside the The kits with relative accessories allow the use of two concen- plastic exhaust pipe (Ø 125 mm). tric systems.
  • Page 19 Technical Documentation Technical Documentation Configuration with open chamber and fan- assisted circulation (B The VICTRIX 115 boilers leave the factory in the B of the condensate. configuration. Vertical exhaust kit Ø 80. Intake. The connection is made to the boiler via the vertical exhaust terminal Ø...
  • Page 20 (2) in PPS. Immergas condensing appliance. The maximum length allowed beyond the first bend (2) is 14.5 Fit an 87° bend (4) to the appliance exhaust pipe which, using the necessary vertical extensions (3), must be connected to the straight horizontal metres.
  • Page 21: Electric Circuit

    - Return probe - Main switch - Flue probe - System pressure switch micro switch - Ignition electrode - Summer switch (not supplied by Immergas) - Detection electrode - ON/OFF room thermostat (optional) - Safety thermostat - Low voltage transformer...
  • Page 22 Technical Documentation Technical Documentation Electric circuit IGNITION AND DETECTION VERY LOW VOLTAGE ELECTRODE SAFETY CIRCUIT CENTRAL HEATING External pump DISPLAY BOARD ANALOGUE INPUT The boiler is equipped with a P.C.B. with microprocessor for difference between the value set using parameter N° 4 "CH control of the appliance's electric devices and the modulation flow temperature"...
  • Page 23 Technical Documentation Technical Documentation in a way to immediately reach, (if requested), the maximum value in DHW mode set using parameter N°24. Successively, modulation takes place with reference to the difference between the DHW set-point temperature plus the value set using parameter N°21 and the system flow tempera- ture detected.
  • Page 24: Safety Devices

    Technical Documentation Technical Documentation 230 V AC high voltage circuit Inputs The board power supply is connected to the L and N clamps of the X85 connector. 230 V / 50 Hz - 230 V AC +10% / -15% - 50 Hz +/- 5% Detects the ignition of the burner by which the flame is hit and allows the integrated P.C.B.
  • Page 25: Low Voltage Circuit

    (S16) and prevents functioning in CH phase. Closed = Central (not supplied by Immergas) heating OFF Allows to manage the boiler via a 0-10V analogue device. In this case, parameter 45 "Type of control for CH" must be regulated to value 02 (output control) 0-10 V analogue input or to value 03 (temperature control).
  • Page 26 Technical Documentation Technical Documentation Open = Central It enables functioning in CH mode when the room temperature is below Room thermostat heating OFF (S20) that requested. Closed = Central (external optional) Operates on the low voltage circuit. heating ON Open = Functioning It is a contact which, on opening, allows the board to identify and display Safety thermostat (E4)
  • Page 27 Technical Documentation Technical Documentation P.C.B. safety functions With the main switch (S1) in ON position, the pump is made to function for 10 seconds after 24 Pump anti-block device hours of inactivity. If within 5 seconds from the start of the ignition cycle, the ionisation electrode (E2) has not detected flame presence on the burner, boiler functioning is blocked.
  • Page 28 Technical Documentation Technical Documentation Mode and functioning state The boiler is supplied with a control panel, accessible after 9 / b xx Burner off for one of the following reasons: the hatch is opened, composed of a 4-figure display and with (alternate - system flow temperature (T1) over 92 °C 6 keys, by acting on which it is possible to regulate all boiler...
  • Page 29 Technical Documentation Technical Documentation Parameters that can be modified without insertion of the access code. Parameter Description Lower Upper Factory Value set by the limit value limit value value User DHW set value 20 °C 70 °C 20 °C DHW operating mode 0 = excluded 1 = active 2 = excluded + continuous pump...
  • Page 30: Parameters Programming

    Technical Documentation Technical Documentation Parameters programming Access code: The boiler leaves the factory with functioning parameters To modify the parameters reserved for the technician, insert already pre-set. To adapt the boiler according to its own specific requirements, the following access code "54". To insert the code: it is possible to modify the functioning parameters in the following mode:...
  • Page 31 Technical Documentation Technical Documentation Second CH circuit hysteresis NOT ACTIVE Minimum set point value for the tempera- 0 = Off ture 1 °C 60 °C 0 = no booster Booster time 1 minute 30 minutes Compensation of the flow temperatures 0 °C 80 °C with the room temperature...
  • Page 32 Technical Documentation Technical Documentation PWM signal level for pump NOT ACTIVE (32) PWM signal level for pump NOT ACTIVE (15) PWM signal level for pump NOT ACTIVE (20) PWM hysteresis 1 °C 10 °C NOT ACTIVE (02) x0 = Off x1 = On Low/Off and pump cycle 0x = Normal central heating pump cycle...
  • Page 33: Fault And Anomaly Signals

    Technical Documentation Technical Documentation Fault and anomaly signals Signals and anomalies with manual rearm. The board is supplied with a display that shows anomalies or functioning blocks via error codes. The error codes preceded by "E" are permanent blocks. To eliminate the block, press the RESET button positioned on the boiler panel.
  • Page 34 Technical Documentation Technical Documentation E 19 System return temperature too high (over 87 °C) Check the circulation of water in the system E 25 Increase of the system flow temperature too quick Check the circulation of water in the system Check main exchanger E 30 Temperature difference between system flow and return too great Check the circulation of water in the...
  • Page 35 Technical Documentation Technical Documentation Functioning sequence CH mode Voltage applied Main switch in ON position  Enabling of integrated P.C.B. functioning The closure of the main switch contacts (ON position) enables the functioning in central heating mode  Fan power supply The closure of the main switch contacts ) ON position) powers the fan ...
  • Page 36: Technical Data

    Technical Documentation Technical Documentation Technical Data. Nominal heat input kW (kcal/h) 112.8 (96986) Minimum heat input kW (kcal/h) 30.1 (25896) Nominal heat output (useful) kW (kcal/h) 111.0 (95460) Minimum heat output (useful) kW (kcal/h) 29.5 (25370) Efficiency 80/60 Nom./Min. 98.4 / 98.0 Efficiency 50/30 Nom./Min.
  • Page 37: Variable Heat Power

    Technical Documentation Technical Documentation Variable heat power METHANE (G20) PROPANE (G31) HEAT HEAT BURNER GAS BURNER GAS FAN REVS FAN REVS OUTPUT OUTPUT FLOW RATE FLOW RATE (kW) (kcal/h) (n°) (kg/h) (n°) 111.0 95460 11.94 5900 8.76 5700 108.0 92880 11.61 5720 8.52...
  • Page 38 The VICTRIX 115 boiler can be installed individually and functions in CH mode only. A relevant 3-way valve can be used (optional) to couple the boiler to an Immergas external storage tank unit for the production of 200, 300, 500, 1000, 1500 and 2000 litres of DHW, or manage the storage tank unit as a system unit.
  • Page 39 Technical Documentation Technical Documentation ISPESL safety devices kit for individual boiler (optional). This kit allows to comply with the ISPESL provisions regarding safety in the systems with output exceeding 35 kW. The safety devices and controls are mainly composed of an ISPESL type-approved thermometer (5), an ISPESL type- approved thermostat with manual rearm (6) and an ISPESL type-approved pressure switch with manual rearm (7).
  • Page 40 Technical Documentation Technical Documentation Example of individual VICTRIX 115 installation. The example given above is relative to a boiler equipped with The system is managed by a cascade regulator (2), which ISPESL safety kits and a hydraulic manifold. The system is directly manages the storage tank unit, two zone managers made up from two low temperature mixing zones, a high (3) that manage the two low temperature zones and a modu-...
  • Page 41 The Immergas original hydraulic manifolds can be installed number (factory number) of the boiler nearest to the ISPESL with output facing the right and left.
  • Page 42 The stub pipes that are part of the kit, are connected directly to the boiler flow and return manifolds via threaded systems and as for the Immergas original hydraulic manifolds, can be installed with output facing to the right or to the left.
  • Page 43 Technical Documentation Technical Documentation Example of cascade VICTRIX 115 installation. The example given above is relative to three boilers in cascade The system is managed by a cascade regulator (2), which equipped with ISPESL safety kits and a mixer manifold (26). directly manages the storage tank unit, two zone managers The system is made up from two low temperature mixing (3) that manage the two low temperature zones and a modu-...
  • Page 44 Technical Documentation Technical Documentation List of accessories and optionals Cascade and zone regulator kit Support kit for fixing the regulator to the wall code 3.015244 code 3.015265 Zone manager kit External probe kit code 3.015264 code 3.015266 Modulating room thermostat kit System flow probe kit code 3.015245 code 3.015267...

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