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31
UK
PRESSURE CURVES/GAS DELIVERY
M
1 Cut-off cock - airtight at 1 bar and pressure loss ≤
0,5 mbar.
2 Vibration-damping joint.
3 Gas pressure point for pressure reading.
4 Gas filter.
5 Gas pressure regulator.
6 Minimum gas pressure control device (pressure
switch).
7 Class A solenoid safety valve. Closure time Tc ≤ 1”.
BASIC GAS TRAIN
Indicano la pressione del gas, in mbar, (nei vari punti della rampa gas) necessaria per ottenere una determinata
portata in m
3
/h. Le pressioni sono misurate con bruciatore in funzione e si intendono con camera di combu-
stione a 0 mbar. Se la camera è in pressione, la pressione del gas necessaria sarà quella del diagramma più il
valore di quella della camera.
8 Slow opening or multistage, class A solenoid
adjustment valve with incorporated gas delivery
adjustment. Closure time Tc ≤ 1”.
9 Gas delivery regulator, normally incorporated in
either solenoid valve 7 or 8.
10 Combustion head.
11 Minimum air pressure control device.
12 Maximum gas pressure control device.
13 Tightness control device.
Содержание 310 PM/M-E
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