Explosion-proof electric linear actuator ULR 1PA-Ex

Explosion-proof electric linear actuator ULR 1PA-Ex

Type number: 546
Industry use: Oil and gas, Prach
Enclosure: IP 66, IP 68
Cut-off thrust: 2100 to 12500 N
Operating speed: 10 to 80 mm/min
Working stroke: 10 to 80 mm
Weight: 16 to 19.5 kg
Ambient temperature: -60 to 55 °C
Work position: any
Type of protection: II 2G Ex db IIC T5 Gb, II 2G Ex db eb IIC T5 Gb, II 2D Ex tb IIIC T100°C Db

Hi, my name Is Marko. I will be happy to help/advise you

Ing. Marko Čižmárik

Standard equipment and functions with DMS3 control unit

  • Supply voltage 230 V AC
  • Terminal board connection
  • Protection of the electromotor against overheating
  • Switching off in limit positions from position and from thrust
  • Adjustable switching-off thrust from 50% to 100%
  • Thrust blocking in limit positions
  • Thrust blocking during the start
  • 2 freely programmable relays R1, R2 (Not valid for Profibus and Modbus)
  • Relay READY (Not valid for Profibus and Modbus)
  • Control by unified signal 0/4 - 20 mA, 4 - 12 mA, 12 - 20 mA, or 0/2 - 10 V (Not valid for Profibus and Modbus)
  • Control by permanent voltage (+24 V DC) - OPEN, CLOSE
  • Impulse control (inching duty) (+24 V DC) - OPEN, STOP, CLOSE
  • Timing mode / regime of operation
  • Safety function ESD (failure reaction)
  • Electronic position transmitter 4 to 20 mA passive (not for DMS3 in 2P version) (Not valid for Profibus and Modbus)
  • Auxiliary voltage output 24 V AC, max. 40 mA for supply of the control inputs
  • Output of failure messages
  • Space heater operated by control unit
  • Communication interface RS 232
  • Programme for parameterization setting by PC
  • Mechanical connection - pillars
  • Manual control
  • Enclosure protection IP 66

Additional equipment

  • Supply voltage:
    • 3x400 V, 3x380 V, 220 V / 50 Hz
    • 120 V, 110 V / 60 Hz
  • Local control for actuators with DMS 3 system
  • Reversing unit for 3-phase supply voltage 
  • Additional relays RE3, RE4, RE5
  • Additional relay module RE1, RE2, RE3, RE4, RE5, READY
  • Version with control board PROFIBUS DP V0/V1
  • Version with control board MODBUS RTU
  • Communication cable DB-9F/RJ45
  • Terminal box with type of protection "e"
  • Cable glands for armoured cables
  • Mechanical connection - flange
  • Mechanical connection according to ISO 5210 - flange size F07 (Y/55)
  • Mechanical connection according to ISO 5210 - flange size F10 (Y/70)
  • Enclosure protection IP 68

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Explosion-proof electric linear actuator ULR 1PA-Ex

Type number: 546 Industry use: Oil and gas, Prach Enclosure: IP 66, IP 68 Cut-off thrust: 2100 to 12500 N Operating speed: 10 to 80 mm/min
Type number: 546 Industry use: Oil and gas, Prach Enclosure: IP 66, IP 68

Explosion-proof electric linear actuator ULR 2PA-Ex

Type number: 547 Industry use: Oil and gas, Prach Enclosure: IP 66, IP 68 Cut-off thrust: 12000 to 25000 N Operating speed: 14 to 120 mm/min
Type number: 547 Industry use: Oil and gas, Prach Enclosure: IP 66, IP 68

Explosion-proof electric linear actuator MTR 3PA-Ex

Type number: 509 Industry use: Oil and gas, Prach Enclosure: IP 66 Cut-off thrust: 8000 to 36000 N Operating speed: 32 to 125 mm/min
Type number: 509 Industry use: Oil and gas, Prach Enclosure: IP 66

An important fact of reliable operation is not only the correct design of fittings and servo drives, but also their subsequent care. With regular inspections and planned maintenance, you will prevent malfunctions and thus increase the reliability of the operation and extend its service life. For this purpose, the company REGADA also offers you comprehensive care of servo drives in your operation or just a selection from some of the listed services:

  1. Supervision during the first start-up of actuators in operation
  2. Connection and testing of actuators
  3. Connections and start-up of Rematic actuators - instruction
  4. Attaching the actuators to the valves and starting them
  5. Maintenance of actuators and periodic inspections
  6. Post-warranty repairs at the customer
  7. Post-warranty repair offer in Regada
  8. Training of service personnel
  9. Spare parts
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