PRODUCT DESCRIPTION
SIEMENS 3VA9143-0JK11 - Auxiliary Switch Module
This component is an auxiliary switch module designed for integration into SIEMENS Sentron 3VA1 series molded case circuit breakers. It provides electromechanical contact outputs for remote signaling of the circuit breaker's operational status (ON/OFF position). This module is critical for control circuit integration, interlocking functions, and supervisory monitoring within industrial power distribution and automation systems.
Technical Specifications:
- SERIES/FAMILY: SIEMENS Sentron 3VA Accessory
- COMPONENT TYPE: Auxiliary Switch Module
- ELECTRICAL SPECS:
- CONTACT CONFIGURATION: 1 Normally Open (NO) + 1 Normally Closed (NC)
- RATED OPERATIONAL VOLTAGE (AC): Up to 400VAC
- RATED OPERATIONAL VOLTAGE (DC): Up to 250VDC
- RATED OPERATIONAL CURRENT (AC-15): 3A at 230VAC, 2A at 400VAC
- RATED OPERATIONAL CURRENT (DC-13): 1A at 24VDC, 0.2A at 125VDC
- MECHANICAL/PHYSICAL:
- MOUNTING: Internal, snap-in type within MCCB frame
- COMPATIBLE MCCB FRAME SIZE: 100A / 160A
- FUNCTION: Indication of MCCB switching position (ON/OFF)
- INTERFACE/CONTROL:
- CONNECTION TYPE: Screw terminals
- SIGNAL TYPE: Dry contact closure
- ENVIRONMENTAL/MOUNTING:
- PROTECTION RATING: Inherits from host MCCB enclosure
- INSTALLATION LOCATION: Inside SIEMENS Sentron 3VA1 molded case circuit breaker
- COMPATIBILITY/APPLICATION:
- COMPATIBLE MCCB SERIES: SIEMENS Sentron 3VA1
- APPLICATION: Remote status monitoring, interlocking circuits, integration into PLC/DCS systems, and control circuit applications in industrial power distribution, machinery, and building automation.