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The 503-EFD control unit is specially designed for the fitting to the gas control blocks SIT 830, 836, 837 TANDEM. 503 EFD is an automatic ignition controller for intermittent operation in accordance with EN 298...
All product informationThe 503-EFD control unit is specially designed for the fitting to the gas control blocks SIT 830, 836, 837 TANDEM. 503 EFD is an automatic ignition controller for intermittent operation in accordance with EN 298. It is used for both atmospheric and fan-assisted boilers, including the dynamic control of the air pressure switch.
| OEG no. | 132425716 |
| Voltage [V]: | 230 |
| Type: | DMR |
| Safety time [s]: | 5 |
| Ambient temperature [°C]: | -20 .. 60 |
| Manufacturer | SIT |
| Manufacturer number | 503.902 |
| Weight [kg] | 0.4 |
| Customs tariff number | 85364900 (IT) |
Der Sit 503 EFD mit der Art.-Nr. 0.503.902 kann nicht als Ersatz für den 0.503.901 genommen werden. Sie erhalten aber zeitnah ein Angebot von unserem Verkaufs-Team über das Steuergerät 0.503.901.