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Pilot Operated
Aperval
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Information
Aperval
Overview

Aperval is one of the pilot-operated gas pressure regulators designed and manufactured by Pietro Fiorentini.

This device is suitable for use with previously filtered non-corrosive gases, and it is mainly used for medium and low pressure natural gas distribution networks.

According to the European Standard EN 334, it is classified as Fail Open.


Technical Table
Documentation
Features


Design pressure:

Ambient temperature:

Inlet gas temperature range:

Inlet pressure range bpu (MAOP):

Range of downstream pressure Wd:

Available Accessories:

Minimum differential pressure:

Accuracy class AC:

Lock-up pressure class SG:

Nominal dimensions DN:

Connections:
Values


up to 2.5 MPa up to 25 barg

from -20 °C to +60 °C from -4 °F to +140 °F

from -20 °C to +60 °C from -4 °F to +140 °F

from 0.05 to 2.5 MPa from 0.5 to 25 barg

from 0.0005 to 0.95 MPa from 0.005 to 9.5 barg

DB Silencer, Slam shut SA, PM/182 Monitor

0.045 MPa 0.45 barg

up to 5

up to 10

DN 25 / 1”; DN 50 / 2” DN 65 / 2” 1/2; DN 80 / 3”; DN 100 / 4”

Class 150 RF according to ASME B16.5 and PN16, 25 accor- ding to ISO 7005
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