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3248 - pneumatic - ANSI

Pneumatic control valve

Valve style
Globe valve

USAGE

  • High-pressure service
  • Cryogenic service
  • Throttling service
  • Low-pressure service

VERSION
ANSI

MEDIUM TEMPERATURE
-273 to 65 °C / -459.4 to 149 °F

SUPPLY
Pneumatic

VALVE SIZE
NPS 1 to NPS 6

PRESSURE RATING
Class 150 to Class 600

Lining
without

The valve 3248 - pneumatic - ANSI can be combinated with the following actuations:

Special features:

  • Single-acting linear actuator with rolling diaphragm and internal springs
  • Diaphragm areas from 120 to 2x2800 cm²
  • Low overall height
  • Powerful thrust at high stroking speed
  • Low friction
  • Various bench ranges by varying the number of springs or their compression
  • No special tools required to change the bench range or reverse the direction of action (also version with handwheel)

Special features:

  • Single-acting linear actuator with rolling diaphragm and internal springs
  • Diaphragm areas from 120 to 750 cm²
  • Direct attachment of accessories on additional yoke with concealed travel pick-off
  • Low overall height
  • Powerful thrust at high stroking speed
  • Low friction
  • Various bench ranges by varying the number of springs or their compression
  • No special tools required to change the bench range or reverse the direction of action (also version with handwheel)

Special features:

  • Spindle actuator with non-rising handwheel
  • Handwheel diameter 180 or 250 mm
  • Low overall height
  • Simple connection to the valve
  • Locking mechanism to secure the valve stem position against accidental adjustment

Special features

  • Consisting of globe or angle valve and actuator
  • Insulating section with integrated bellows seal to protect the stem guide from freezing up (any desired mounting position)
  • Prepared for installation in cold-box systems
  • Exchange of valve trim without having to remove the valve

Accessories

  • Type 2 N Strainer
  • Type 2 NI Strainer

Options

  • Perforated plug
  • Free of oil and grease for oxygen service
  • Version for ultrapure gas
  • Pipe jacketing for installation in vacuum-insulated plant components

Information

  • AB 0100

    Tightening torques · Lubricants · Tools
    for Type 3241, Type 3244, Type 3246, Type 3248, Type 3510, Type 3321, Type 3321CT, Type 3323, Type 3271, Type 3277, Type 3371, Type 3372, Type 3571, Type 3251, Type 3253, Type 3254, Type 3256, Type 3259, Type 3281, Type 3286, Type 3291, Type 3296, Type 3349 and Type 3275
    [EN] [DE]
  • T 8093-1

    Type 3248-1 and Type 3248-7 Pneumatic Control Valves
    Type 3248 Cryogenic Valve
    ANSI version
    [EN] [DE]
  • T 8086

    Valves with perforated plug
    DIN and ANSI versions
    [EN] [DE] [FR]
  • T 8000-1

    Series 240 · 250 · 280 · 290 · Series V2001 · PFEIFFER
    Electric and Pneumatic Control Valves
    Information Sheet Part 1
    [EN] [DE]
  • T 8000-2

    Series 240 · 250 · 280 · 290 · Pfeiffer
    Pneumatic and Electric Control Valves
    Information Sheet Part 2
    Materials and pressure-temperature diagrams
    [EN] [DE] [FR]

Support

  • EB 8093-1

    Type 3248 Valve
    ANSI version
    [EN] [DE]
  • EL 8093-1

    Type 3248 Cryogenic Valve
    ANSI version
    [EN] [DE]
  • H 01

    Oxygen
    Instructions and information on how to safely handle devices for oxygen service
    [EN] [DE]

DXF file from data sheet

Certificates

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