(MasterPacT MTZ1/2/3) AUX. CONTACT, breaker monitoring
NST
PELECOMMSA4
Valid Article
HS Code:
853610
Last Updated on:
10/12/2025, 22:02:59
OC subscriptions: included in supply or field order tools (e.g. UniField)
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SC subscriptions: included in supply or field tools
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OC validations: approved for procurement and use by an OC for international or local orders specifying context and activity in Medical Standard Lists (MSL)
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(MasterPacT MTZ1/2/3) AUX. CONTACT, breaker monitoring
Form
standard auxiliary contact designed for circuit breakers to indicate their operational status (open or closed). it provides a single changeover contact (ofs/ds/desdv-1) used to transmit the breaker position to remote monitoring or control systems. commonly used for signaling, interlocking, or automation functions in electrical panels.
Fit
Compatible with Compact NS and similar Schneider Electric circuit breakers.
Mounts directly inside the breaker's auxiliary module slot.
Function
Used to remotely indicate the circuit breaker's position (open/closed).
Provides contact feedback for control, signaling, and automation systems.