Pressure-reducing valves DN 50 - DN 200, PN 16
type 900.902

Range of application:
water, oil-free air and nitrogen

- standard -
Fig. 902

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Pressure-reducing valves DN 50 - DN 200, PN 16 - type 900.902 - low pressure version

low pressure version
Fig. 902 A

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Construction:
relieved single-seated,
with internal spring and diaphragm,
with adjusting screw,
with pressure gauge connection.

Materials:
see table

Operating pressure:
upstream pressure: up to 16 bar

downstream pressure ranges:
1,5 - 6 bar (Fig. 902)
0,2 - 2 bar (Fig. 902 A)

Temperature:
max. 70°C

Flange connection:
DIN 2501, PN 16,
DIN 2533 / EN 1092 – 2, PN 16

Special constructions:
with pressure gauges and connector

DN	L	ØD	H	h	Ød	H₁	KVS m³/h	weight approx. kgs
								GG ¹)	GG ²)
50	230	165	330	100	192	330	28	16	21
65	290	185	370	120	260	410	47	28	37
80	310	200	400	150	295	450	70	41	54
100	350	220	470	180	410	550	110	67	88
125	400	250	580	200	440	650	180	103	135
150	480	285	660	240	510	750	250	150	196
200	600	340	1340	300	780	1430	380	408	560
dimensions in mm ¹) GG 1,5 – 6 bar ²) GG 0,2 – 2 bar

part	designation	material
1	body	GG
2	cone	brass / from DN 65 up = GG
3	seat	brass
4	stem	brass
5	collar and sealings	NBR
6	diaphragm	NR
7	spring	steel
8	bonnet	GG
9	adjusting screw	steel

Please quote the medium, concentration, temperature,
max. and min. working pressure in inquiries and orders.

We reserve the right to alter technical data.

Pressure-reducing valves DN 50 - DN 200, PN 16 type 900.902

Pressure-reducing valves DN 50 - DN 200, PN 16
type 900.902