Kromschroder Pressure Switches for Air DL
Diaphragm pressure switches with micro switch for monitoring air and flue gas pressures on industrial and commercial installations and heating systems, for positive pressure, negative pressure and differential pressure, enclosure: DL..A, DL..K: IP 54 (IP 65), DL..E: IP 00/21/42/44, depending on the installation (cf. Accessories), EU certified.
Fields of application include the following for instance:
- DL..E: Condensing boilers, boiler construction
- DL..A: Gas-fired installations, fan monitoring, flue-gas monitoring, intake and extract ventilation systems.
- DL..K: Air-conditioning systems, kitchens, laboratories….etc
Pressure switches for air DL..A | |
For positive, negative and differential pressure | Rp 1/4 for positive pressure, Rp 1/8 for negative pressure |
DL 1,5A-3 | DL 3A-3Z |
DL 3A-3 | DL 3AG-3Z |
DL 3AG-3 |
Pressure switches for air DL..A with test key | |
With one test key for positive pressure | With two test keys for negative & differential pressure |
DL 5A-31 | DL 5A-32 |
DL 10A-31 | DL 10A-32 |
DL 50A-31 | DL 50A-32 |
DL 150A-31 | DL 150A-32 |
For voltages 12-250 V with gold-plated contacts | |
DL 5AG-31 | DL 5AG-32 |
DL 10AG-31 | DL 10AG-32 |
DL 50AG-31 | DL 50AG-32 |
DL 150AG-31 | DL 150AG-32 |
Pressure switches for air DL 3–150K | ||
With angle bracket | Without angle bracket | With angle bracket, for 12-250 V with gold-plated contacts, |
DL 3K-3W | DL 3K-3 | with drilling template and retaining screws, with tube set |
DL 5K-3W | DL 5K-3 | DL 3KG-3WZ |
DL 10K-3W | DL 10K-3 | DL 5KG-3WZ |
DL 50K-3W | DL 50K-3 | DL 10KG-3WZ |
DL 150K-3W | DL 150K-3 | DL 50KG-3WZ |
DL..H switches and locks off with rising pressure, with manual reset | |
Rp 1/4, with screw terminals, | Rp 1/4, with socket, |
with one test key for positive pressure | with one test key for positive pressure |
DL 10AH-31 | DL 10AH-61 |
DL 50AH-31 | DL 50AH-61 |
DL 150AH-31 | DL 150AH-61 |
With screw terminals | With socket, with angle bracket |
DL 10KH-3 | DL 10KH-6W |
DL 50KH-3 | DL 50KH-6W |
DL 150KH-3 | DL 150KH-6W |
DL..N switches and locks off with falling pressure, with manual reset | |
Rp 1/4, with screw terminals, | Rp 1/4, with socket, |
with one test key for positive pressure | with one test key for positive pressure |
DL 10AN-31 | DL 10AN-61 |
DL 50AN-31 | DL 50AN-61 |
DL 150AN-31 | DL 150AN-61 |
With screw terminals | With socket, with angle bracket |
DL 10KN-3 | DL 10KN-6W |
DL 50KN-3 | DL 50KN-6W |
DL 150KN-3 | DL 150KN-6W |
Pressure switches for air DL 1–50E | Pressure switches for air DL 2–35E |
DL 1E-1 | DL 2E-1 |
DL 3E-1 | DL 4E-1 |
DL 5E-1 | DL 14E-1 |
DL 10E-1 | DL 35E-1 |
DL 50E-1 | |
For voltages 12-250 V with gold-plated contacts | For voltages 12-250 V with gold-plated contacts |
DL 1EG-1 | DL 2EG-1 |
DL 3EG-1 | DL 4EG-1 |
DL 5EG-1 | DL 14EG-1 |
DL 10EG-1 | DL 35EG-1 |
DL 50EG-1 |
* * For other spare parts, please consult JATI