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Series RT - Thermal overload relays

Series RT - Thermal overload relays

Thermal overload relays for contactors series CL and CK from 0.16 to 850A

 
Class 10A, 10, 20, 30

 

 

Features and benefits

  • Control circuit up to 690V AC
  • Power circuit:
    - RT1, RT12: up to 690V
    - RT2, RT22, RT3, RT32, RT4/4L, RT5/5L & RT6/6L: up to 1000V
  • Thermal protection against normal overloads
  • Three pole differential (phase unbalance protection)
  • Protection against long starting times
  • Automatic ambient temperature compensation between -25ºC + 60ºC
  • Front mounted test button
  • Trip indication
  • Independent auxiliary contacts with double rupture  (1NO + 1NC)
  • Function selector:
    - Manual RESET
    - Manual RESET and STOP
    - Automatic RESET with STOP
    - Automatic RESET without STOP