Boiler for pellets Defro Delta EkoPell 15 kW with feeder on left side

1. steel body with thermal insulation;
2. cleaning door;
3. burner-ash pan door;
4. feet for leveling boilers;
5. upper cleaning port;
6. supply connection;
7. return connection;
8. drain connection;
9. chimney;
10. electronic controller display;
11. control module;
12. STB temperature limiter;
13. analog thermometer;
14. pellet burner;
15. fuel feeder;
16. gearmotor;
17. fuel tank;
18. fuel tank inspection opening;
19. masking of mounting bushings for controller sensors;
20. fan;
21. main switch;
22. flue gas sensor cable passage;
23. ½" connection (for mounting the temperature sensor of the SYR 5067 protection).

APC 3 SLIM Controller

Functions implemented by the controller:

• modern ADAPTIVE Control that uses a turbine flow meter to ensure optimal selection of fan and feeder parameters;
• ignition using a heating element;
• automatic ignition and shutdown of the boiler
• fan control (air flow measurement necessary for proper combustion process) and feeder;
• control of heating, hot water and valve pumps;
• control of additional device;
• control of one mixing valve;
• possibility to connect ST-65 GSM module;
• weekly boiler control;
• internet control (remote ignition and shutdown) - option;
• fuel consumption measurement;
• temperature sensor for heating, hot water, valve, flue gases;
• possibility to connect a room controller with RS or traditional communication;
• large color graphic display placed in a console with adjustable tilt angle;
• photoresistor (flame sensor);
• has burner thermal protection;
• possibility to control an additional mixing valve using the DERFO MZ module.