This is a safety device which quickly intercepts gas flow when the pressure it is monitoring reaches a pre-set limit due to any anomaly in the system
		 0497
0497  
					Pmax 1 bar
					Inlet - Outlet thread ½” , ¾” , 1” ISO228/1
					Connection DN25 - Sliding Aluminium flange PN10
					Setting range 20 - 600 mbar - Standar spring supplied 200 - 600 mbar
					Screw Plugs 1/8''
					Working Temperature - 20 °C - + 60°C
					Use Not aggressive gases of three families – Natural gas – LPG –
					Town gas – Air
					Complete Body Die - Cast Aluminium Gd - AlSi12Cu - EN AB 46100
					Diaphragms NBR 60Sh - DvGW EN 549
					SPBK1-1RV Black 20 - 120 mbar
					SPG1-1rv Green 100 - 450 mbar
					SPBR1 - 1RV Brown 200 - 600 mbar
					 
| TYPE | DIMENSIONS | DESCRIPTION | P MAX | 
|---|---|---|---|
| RV015-1B | ½” | Relief valve | 1 bar | 
| RV020-1B | ¾” | Relief valve | 1 bar | 
| RV025-1B | 1'' | Relief valve | 1 bar | 
| RVD25-1B | DN25 | Relief valve | 1 bar | 
 Malaysia
Malaysia