PERFECTA SK Wall-mounted condensation boilers

STAINLESS steel primary exchanger with increased water ducts.
S.A.E.C. (Smart Adaptive Efficiency Control) system: it optimises combustion and increases efficiency in any condition.
Modulation: 1:10.
Very low NOx and CO emissions.

Specifikáció

- Type C thermal unit (hermetically sealed condensation heat generator) with:
  - STAINLESS steel primary EXCHANGER with INCREASED WATER DUCTS;
  -forced air burner with total premixing with very low NOx and CO emissions;
  - "BRUSHELESS" low absorption electric fan.
- S.A.E.C. (Smart Adaptive Efficiency Control) system that optimises combustion and increases efficiency in any condition.
- GAS ADAPTIVE function that allows operation with different types of gas without the need to change nozzles.
- Modulation: 1:10.
- RANGE RATED certified.
- Class 5 NOx according to UNI EN 483.
- Protection rating IPX5D.
- Cover with internal soundproofing ensuring a very high ACOUSTIC COMFORT in the environment.
  "SMART" user interface:
  - 6 specific function buttons for a quick temperature SET setting;
  - 5-DIGIT and 9-SYMBOL LCD with BACKLIGHT system;
  - Backlit display through the white "BACKLIGHT";
  - OPERATION and LOCKOUT status display;
  - Alarm reset with DEDICATED BUTTON.
- Advanced electronics with 16-bit Microcontroller and 128kB Flash memory.
- Serial connection for Opentherm or Ambient Thermostat (AT) function.
- Connection for second ambient thermostat (AT2) for multi-zone systems with different temperature.
- Connection for 2-relay multi-function board:
  - management of external solenoid valve for system filling;
  - management of ON/OFF (AT) area valve;
  - management of external booster circulation pump;
  - boiler operation remote signalling;
  - failure remote signalling.
- Accessory compatibility (remote / system management).
- Serial connection to acquire data in diagnostics or to reprogramme the microprocessor (SERVICE).
- Scrolling temperature operation (with climate probe inserted).
- The built-in hydraulic unit includes:
  three-way bypass valve with electric servomotor for heating/domestic water switching and built-in bypass;
- STAINLESS steel compact exchanger with brazed plates for DHW production.
- Modulating electronic high efficiency circulation pump controlled through PWM signal and equipped with air separation chamber and automatic air bleed valve.
- System circuit minimum pressure swit.
- Safety valve on domestic hot water side (6 bar)
- Membrane expansion tank on heating side (8 l)
- Sound power level (54 dB)
- Built-in condensate trap.