Proportional, spring-loaded safety valves

	High-pressure safety valves Proportional, spring-loaded safety valves with a lifting device. Type-tested acc. to VdTÜV Specification for safety valves 100. Exceptionally reliable, even when installed in extreme environments (vibration-resistant design).
	Operating pressure:		0.5 to 20 bar
	Operating temperature:		Max. 260 °C
	Valve body:		Bronze
	Spring bonnet:		Brass (up to G 1) / bronze (G 1 1/4 or larger)
	Applications:		Compressed air and other non-toxic, neutral and non-flammable gases that may be freely released. Not suitable for steam.
	More information:		Data sheet available on request



	High-pressure safety valves
1144.03	Art. No.	Port G	Flow rate Nm³/h	H	h	DoØ mm female	a/f	Price €
	1144.01	1/2	53 - 786	138	12	10	27	88,25	Pressure: bar
	1144.02	3/4	79 - 1172	153	15	15	36	102,50	Pressure: bar
	1144.03	1	213 - 3148	185	16	20	41	130,80	Pressure: bar
	1145.01	1 1/4	334 - 4930	231	18	25	50	233,00	Pressure: bar
	1145.02	1 1/2	546 - 8060	293	20	32	60	284,50	Pressure: bar
	1145.03	2	855 - 12615	367	22	40	80	406,50	Pressure: bar

	Important ordering information: These valves are type-tested and are only allowed to be delivered with a fixed setting Please indicate the required set pressure in all orders!
	Order example: Safety valve G 1, set pressure 6.0 bar: Art. No. 1144.03-6,0 On request: Valves with a set pressure up to 30 bar

	Air flow rate in Nm³/h (0 °C, 1013 bar)
	Set pressure	G 1/2	G 3/4	G 1	G 1 1/4	G 1 1/2		G 2
	0.5 bar	61	138	245	382	626		978
	1.0 bar	83	186	331	517	847		1323
	2.0 bar	126	283	503	786	1287		2011
	3.0 bar	169	380	675	1055	1728		2700
	4.0 bar	212	477	847	1324	2169		3388
	5.0 bar	255	573	1019	1593	2609		4077
	6.0 bar	298	670	1191	1862	3050		4766
	7.0 bar	341	767	1364	2131	3491		5454
	8.0 bar	384	864	1536	2400	3931		6143
	9.0 bar	427	961	1708	2669	4372		6831
	10.0 bar	470	1058	1880	2938	4813		7520
	11.0 bar	513	1154	2052	3206	5254		8209
	12.0 bar	556	1251	2224	3475	5694		8897
	13.0 bar	599	1348	2396	3744	6135		9586
	14.0 bar	642	1445	2569	4013	6576		10274
	15.0 bar	685	1542	2741	4282	7016		10963
	16.0 bar	728	1638	2913	4551	7457		11652
	17.0 bar	771	1735	3085	4820	7898		12340
	18.0 bar	814	1832	3257	5089	8338		13029
	19.0 bar	857	1929	3429	5358	8779		13717
	20.0 bar	900	2026	3601	5627	9220		14406

	The actual flow rates may vary according to the set pressure.

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