GF JRG JRGURED 1300 Instrucciones De Mantenimiento Y Funcionamiento página 29

Operating range
The pressure- reducing valve JRGURED is
ap proved for the following operating ranges:
JRG Code PN
kPa/bar
1300/1303 2'500/25
1310 2'500/25
1320 2'500/25
1330 2'500/25
Identification
– ½–2 ½ (GN/valve size)
– JRGURED (name of the fitting)
– JRG (manufacturer's trademark)
– Flow direction arrows
Seals made of AFM 34 should never be
used with grease or oil.
(AFM = Asbestos Free Material)
p t
sec max
kPa/bar deg C
200–600/2–6 30
200–600/2–6 70
50–200/0.5–2 70
600–1'000/6–10 70
Factory setting
The pressure-reducing valve JRGURED are set at
the factory to the following secondary pressures:
JRG Code 1300/1303
JRG Code 1310
JRG Code 1320
JRG Code 1330
Other pressure settings on request.
Operating and maintenance instructions
Before commissioning the pres sure-
reducing valve, the inlet line has to be
thoroughly flushed out.
Commissioning:
Slowly open the shut- off valve upstream
of the pressure- redu cing valve.
The pressure -reducing valve JRGURED
is ready for operation.
400 kPa / 4 bar
400 kPa / 4 bar
200 kPa / 2 bar
600 kPa / 6 bar
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