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    Gas products
    Medium - low pressure gas regulators
    Pilot operated

    Terval/R

    Description

    Terval/R is one of the pilot-operated gas pressure regulators 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.

    It is classified as Fail Close according to the European Standard EN 334.

    Features

    • Accuracy class AC: up to 2.5
    • Nominal sizes DN:  2″, 2″ 1/2, 3″, 4″
    • Lock-up pressure class SG: up to 5
    • Design pressure: up to 25 bar
    • Design temperature: from -20 °C to +60 °C (higher or lower temperatures on demand)
    • Connections: class 150 RF or RTJ according to ASME B16.5 and PN 25 and 40 according to ISO 7005
    • Minimum differential pressure: 0.1 bar
    • Range of downstream pressure Wd: from 0.008 to 12 bar
    • Inlet pressure range bpu: from 0.5 to 25 bar

    Do you still have questions?

    Flyer

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    Technical Manual

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    Poster

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    Technical brochure

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    29Jul

    ISO 50001: Rosate and Desenzano del Garda plants are certified, and Arcugnano is confirmed

    A new important result for Pietro Fiorentini: we have confirmed the ISO 50001:2018 certification for the headquarters in Arcugnano (Vicenza, Italy) and we have obtained it also for the plants of Rosate (Milan, Italy) and Desenzano del Garda (Brescia, Italy). This standard specifies the requirements for an energy management system to enable companies to achieve continual improvement of energy performance. Thanks to our […]