Motor Protection

Motor Protection Relay

Motor Protection Relay - Start-up Time Supervision. Thermal Overload Protection. Stall Detection Element. Start Number Protection. Over-Current Protection including Doubling feature. Selection of Curve: Five selectable IEC curve (Normal Inverse1 (C1), Normal Inverse2, (C2) Very inverse (C3), Extremely inverse (C4), Long time inverse (C5)) and Define Time (C6) Five selectable IEEE / ANSI Curve C7 to C11 and C12 RI curve & C13 RXIDG curve. Earth Fault Protection (Internally derived 3Io & Externally EF).

A21M relay provides integrated Protection, Control and Monitoring functions for Electric Motors.

  • adr244b_2
  • adr244a_2-1
  • motor protection relay-A21M

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