
The Arctic innovation
As a pioneer, Pleiger is launching the electro-hydraulic drive on the market. Its further development into the EHS-EX opens up new doors for our customers.


Our EHS Power Pack for use down to -55°C
It impresses with the following features:
- Suitable for installations with temperatures up to 25°C
- Available in special versions for Arctic conditions down to -55°C!
- Suitable for on-deck mounting
- Available with quick-closing function
- Closing time according to your requirements (approx. 6 to 30 sec.)
- Available with directly mounted hand pump
- With or without built-in heating
For installation on:
- Ball valves
- Butterfly valves – cryogenic valves

Possible Operation / Functions
- Double- and single-acting
- Open/Close or continuous position indication
The sophisticated design of our EHS-EX Power Pack, in combination with our extensive range of hydraulic actuators, offers you a unique solution for your individual requirements.
Double-acting
Type: EHS-EXD/15 … 1400
Torque: 174 Nm … 14,000 Nm
Functionality: Open/Close or continuous position indication
Single-acting
Type: EHS-EXSG/15 … 1400
Torque "Close": 174 Nm … 14,000 Nm
Torque "Open": 73 Nm … 6,625 Nm
Functionality: Open/Close or continuous position indication
Explosion-proof design
II 2G Ex d IIC T4 at -55°C / +70°C
II 2G Ex d IIC T6 at -25°C / +40°C

Application example
Installation types:
- Dry
- Submersed or submerged
- "On-deck" installation.
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