SKU AE-ERPR Category Tag

ER Premier actuator

Classic solution for standard voltages, compact and reliable

Data sheet

Product information

The ER Premier electric quarter-turn actuator from Air Torque is the ideal solution for the automation of industrial valves. With its compact design, high reliability and flexible voltage options, it is perfect for butterfly valves and ball valves in chemical, energy and water technology.

Features and benefits

  • Compact design: Space-saving and robust
  • ISO-5211 compatible: Easy mounting on valves
  • Flexible voltage options: 100-240 V AC or 24 V DC
  • Torques up to 100 Nm: For small to medium-sized valves
  • Options: Fail-safe, posi-control, ATEX version on request
FeatureSpecification
TypeER Premier
Torque20 Nm, 35 Nm, 60 Nm, 100 Nm
Supply voltage100-240 V AC or 24 V DC
ISO flangeF03, F04, F05, F07 (depending on size)
Running time7-25 seconds (depending on size and voltage)
Protection classIP65
OptionsFail-safe, posi-control, ATEX, special versions
Temperature rangeStandard -10 °C to +40 °C (extended ranges on request)
StandardsEN 15714, ISO 5211
FeedbackMicroswitch, optional potentiometer
Duty cycle30% according to IEC34, S4
OptionalStainless steel body, various spare parts

Comparison of ER Premier and ER Plus

Common features

  • Electric quarter-turn actuators for butterfly valves and ball valves.
  • ISO-5211 compatible for easy installation.
  • Protection class IP65 for industrial applications.
  • Options such as fail-safe, posi-control and ATEX version available.

Summary

ER Premier is the classic solution for standard voltages (AC/DC) and offers proven technology for typical industrial applications.

ER Plus is the more flexible version with multivolt technology, an extended temperature range and additional options for more demanding applications.

FeatureER PremierER Plus
Voltage range100-240 V AC or 24 V DCMultivolt: 100-240 V AC or 12-48 V DC
Torque20 Nm, 35 Nm, 60 Nm, 100 Nm10 Nm, 20 Nm, 35 Nm, 60 Nm, 100 Nm
Running time7-25 seconds (depending on size and voltage)11-26 seconds (depending on size and voltage)
Temperature rangeStandard -10 °C to +40 °C (options on request)Standard -10 °C to +55 °C
TechnologyClassic designMultivolt technology for flexible power supply
Field of applicationStandard industrial applicationsAdvanced applications with variable power supply
OptionsFail-safe, posi-control, ATEXFail-safe, posi-control, ATEX, offshore options

Extensions & interfaces

Armaturenfabrik automated ball valve electric actuator ER Plus Premier AirTorque

Accessories for actuators

  • Spindle extensions – For special installation situations
  • Bridges and brackets – Flexible mounting on different valves
  • Couplings and adapters – Secure connection between actuator and valves
Armaturenfabrik automated ball valve_electric actuator ER Plus Premier AirTorque Bee DN40

Control options

  • Posi-control (4-20 mA signal, feedback)
  • Fail-safe function (safety position in the event of a power failure)
  • Modbus and other communication options
Armaturenfabrik automated butterfly valve KG2 GEFA DN200 PN10 electric actuator ER Plus Premier AirTorque

Special versions

  • ATEX-compliant versions
    Low-temperature and
  • High-temperature versions
  • Offshore options

Manufacturing & additional services

More than standard – your solution from a single source
Mitteldeutsche Armaturenfabrik not only offers high-quality valves, but also individual adaptations and complete solutions:
  • Automation: Integration of pneumatic and electric actuators, limit switches and controls.
  • Heating jackets & special designs: For demanding media and high-temperature processes.
  • Modifications: Adaptation of standard fittings to special operating conditions.
  • Accessories & complete systems: Adapters, spindle extensions, couplings and complete fitting packages including documentation.
Armaturenfabrik Modification of valves and industrial valves, individual production, dimensioning, painting, flanging, automation, quality testing

FAQs

Is the ER Premier ATEX-certified?

Yes, ATEX versions are available on request.

Standard: 100-240 V AC or 24 V DC. Other options such as 400 V 3Ph on request.

Yes, fail-safe versions are available.

For butterfly valves and ball valves with ISO 5211 flange.

Insulation – In combination with fittings and containers

Our insulations are more than just accessories – they perfectly complement fittings and systems and increase efficiency, safety and adaptability.
Order and configure now.

We offer:

  • Custom-made insulating pads to fit your fitting
  • Heating jacket integration – reliable even under extreme conditions
  • Insulation jackets and pipe insulation for SKID assemblies – ideal for modular systems and complex systems
  • Special solutions for high temperatures – for power plants, the chemical and process industries
Armaturenfabrik Valve insulation High-temperature pipe insulation with IFS-Plast25 insulation pads and IFS-MW20 mineral wool for SKID systems, process plants

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