Electric linear actuator STR 2PA

Electric linear actuator STR 2PA
Type number: 432
Switching-off thrust: 12000 to 25000 [N]
Operating speed: 10 to 120 [mm/min]
Operating stroke: 10 to 100 [mm]
Ambient temperature: -25 (-40) to +55 [°C]
Protection enclosure: IP 67
Operating position: any position
Weight: 17 to 21,5 [kg]

Standard equipment and functions of the actuators with DMS3

  • Supply voltage 230 V AC
  • Terminal board connection
  • Protection of the motor against overheating
  • Switching off in limit positions from the position or thrust
  • Adjustable switching-off thrust from 50% to 100%
  • Torque (thrust) blocking in limit positions
  • Torque (thrust) blocking during the start
  • 2 freely programmable relays RE1, RE2
  • Relay READY
  • Control by unified  signal 0/4 – 20 mA, 4 – 12 mA, 12 – 20 mA,
    or 0/2 – 10 V (not for DMS3 in 2P version)
  • Control voltage for remote control 24 V DC (Open-Stop-Close)
  • Impulse control (inching duty)
  • Timing mode / regime of operation
  • Safety function ESD (failure reaction)
  • Electronic position transmitter 4-20 mA passive  (not for DMS3 in 2P version)
  • Auxiliary voltage output 24 V DC, max. 40 mA for supply of the control inputs
  • Output for failure messages
  • Space heater operated by control unit
  • LED position indicator
  • Communication interface RS 232
  • Programme for parameters setting by PC
  • Mechanical position indicator
  • Mechanical connection – pillar
  • Manual control

Additional equipment of actuator with DMS3

  • Supply voltage 3×400, 3×380, 240, 220, 120, 24 V AC
  • Additional relays R3, R4, R5
  • Local control
  • Version with stand, lever and pull-rod

Documents

General conditions

Technical data sheet

DMS3

Installation instructions

Installation instructions – Control unit

Installation instructions – Local control