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Hydraulic LEDEEN Actuators

Quarter-turn and linear designs

Quarter-turn

Quarter-turn hydraulic actuators are used for on/off or modulating control of any ball, plug, or butterfly valve utilizing hydraulic actuator supply.

Linear

Linear hydraulic actuators are used for on/off or modulating control of any gate valve or rising stem ball valve utilizing a hydraulic actuator supply.

Features

All models available as double acting or spring return
Open and close travel stops, ± 3 degrees minimum
Local position indication
Suitable for SIL3 environments

Linear hydraulic LEDEEN actuator.

Core	Series	Torque or Thrust Outputs	Pressure Range (Gauge)	Temperature Range, degF [degC]
Quarter-turn	GS Series; SY Series	5,700,000 lbf.in [644,000 N.m]	145 to 3,000 psi [10 to 207 bar]	–22 to 212 degF [–30 to 100 degC]
Linear	LH Series	4,400,000 lbf [19,500,000 N]	145 to 3,000 psi [10 to 207 bar]	–22 to 212 degF [–30 to 100 degC]

DYNATORQUE SD

Declutchable manual override

Used with pneumatic, hydraulic, and backdrivable electric actuators.

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Brochure SY Series LEDEEN Actuators

Pneumatic and hydraulic actuators.

Brochure GS Series LEDEEN Actuators

Pneumatic and hydraulic actuators.

Brochure LEDEEN Actuators and Control Solutions

Innovative solutions for pneumatic, hydraulic, gas-over-oil, direct gas, and subsea applications.

Catalog Quarter-Turn Hydraulic LEDEEN SY Actuator

Installation, operation, and maintenance manual.

Catalog Quarter-Turn Hydraulic LEDEEN GS Actuator