DOCA0170EN-06

MicroLogic Trip Unit Compatibility

MasterPacT NT/NW, ComPacT NS, and PowerPacT P- and R-Frame Circuit Breakers

The following table indicates which functions are applicable for MicroLogic trip units:

MicroLogic trip unit

Configuration

Automatic trip curve test using secondary injection

Force trip test

ZSI test

Preparation for primary injection tests

Family

Type

Inhibit thermal memory

Inhibit ground fault

Non-communicating trip units

MicroLogic 2.0, 3.0, 5.0

Communicating trip units

MicroLogic 2.0 A, 3.0 A, 5.0 A, 7.0 A

MicroLogic 2.0 E, 5.0 E

MicroLogic 5.0 P, 7.0 P

MicroLogic 5.0 H, 7.0 H

MicroLogic 6.0 A, 6.0 E

MicroLogic 6.0 P, 6.0 H

These MicroLogic trip units are mounted in the following circuit breakers:

  • MasterPacT NT/NW circuit breakers

  • ComPacT NS circuit breakers

  • PowerPacT P- and R-frame circuit breakers

NOTE: Due to trip unit limitation, the non-communicating MicroLogic 6.0 trip unit cannot be tested through Service Interface and EPC.

EasyPacT MVS Circuit Breakers

The following table indicates which functions are applicable for ET trip systems:

ET trip systems

Configuration

Automatic trip curve test using secondary injection

Force trip test

ZSI test

Preparation for primary injection tests

Family

Type

       

Inhibit thermal memory

Inhibit ground fault

Non-communicating trip systems

ET 2.I, ET 5S

Communicating trip systems

ETA 2.I, ETA 5S

ETV 2.I, ETV 5S

ETA 6G, ETV 6G

These trip systems are mounted in EasyPacT MVS circuit breakers.

NOTE: Due to trip system limitation, the non-communicating ET 6G trip system unit cannot be tested through Service Interface and EPC.
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