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      TIA Portal - An Overview of the Most Important Documents and Links - Industrial Controls
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      3RH2911-1HA22
      AUX. SWITCH BLOCK, 2NO+2NC
      Auxiliary switch on the front, 2 NO + 2 NC Current path 1 NC, 1 NC, 1 NO, 1 NO for 3RH and 3RT screw terminal .1/.2, .1/.2, .3/.4, .3/.4

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