This document is a manual of Medenus Gas-Druckregeltechnik GmbH company's RS 250, RS 251 type gas pressure regulators and SL 10 type safety relief valves, introducing product technical information, installation and operation methods, maintenance and maintenance methods, and replacement parts.
This manual provides comprehensive information for authorized personnel on the correct installation, commissioning, adjustment, maintenance, troubleshooting and repair of Medenus RS 250, RS 251 gas‑pressure regulators and the SL 10 safety‑relief valve. It includes safety notices, technical data, dimensions, and part numbers.
The document also contains conformity declarations, specifications for inlet and outlet pressures, temperature ranges, flow speeds, and detailed instructions for assembling the regulator system, performing leak tests, and ordering genuine replacement parts. This manual is written in German.
| Maximum inlet pressure (RS 250, DN 25‑150) | 6.0 bar |
|---|---|
| Maximum inlet pressure (RS 250, DN 200) | 4.0 bar |
| Maximum inlet pressure (RS 251, DN 50‑100) | 4.0 bar |
| Maximum inlet pressure (SL 10, R1"‑R2") | 3.0 bar |
| Maximum outlet pressure (RS 250) | 1.2 bar |
| Maximum outlet pressure (RS 251) | 1.2 bar |
| Operating temperature range | -20 °C … +60 °C |
| Maximum gas flow speed | 30 m/s (limit 60 m/s) |
The RS 250 can handle up to 6.0 bar inlet pressure for nominal sizes DN 25‑150, and up to 4.0 bar for DN 200.
Both models have an integrated safety‑shut‑off valve (Sicherheits‑Absperrventil, SAV).
Only original Medenus parts may be used for replacement.