Safety Valve SL-10 series / Inlet 3.5 Bar, Size 1" ~ 2"

Type : Safety Valve
Pressure : 3.5 Bar
Set Pressure : 20 ~ 3560 mBar
Temperature : -20 ~ 60 C
Size : 1" ~ 2"
Connection : Screw BSPT
Body : Aluminum

Medenus SL-10 Safety Valve is used to protect against Rising Pressure.
https://www.medenus.de/en/product-areas/safety-relief-valve/sl10.html