Thermal overload relays for contactors from 0.16 to 850A

• 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 y + 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