Siemens Manual On-Load Changeover Switch Accessory – 3KJ9001-1AB00
The Siemens 3KJ9001-1AB00 is an auxiliary switch accessory designed for use with Siemens SENTRON / SINOVA 3KJ series manual on-load changeover switches. It is used to provide additional signaling and status indication contacts for monitoring and control applications in power distribution systems.
This accessory is commonly installed in 3KJ01 series manual changeover switches and provides 1NO + 1NC auxiliary contacts, enabling remote indication of switch position, interlocking logic, annunciation, and PLC/SCADA monitoring functions.
The auxiliary switch is widely used in DG synchronization panels, mains–generator transfer systems, MCC/PCC panels, and industrial LT switchboards where operational status feedback is required for automation or remote supervision.
Key Features:
• Siemens SENTRON / SINOVA 3KJ accessory
• Auxiliary switch for manual changeover switches
• Compatible with 3KJ01 series changeover switches
• Contact configuration: 1NO + 1NC
• Used for status indication and control signaling
• Supports PLC, BMS, and SCADA integration
• Compact snap-fit accessory design
• Reliable switching indication for industrial applications
• Suitable for LT power distribution panels
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Parameter |
Specification |
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Product Model |
3KJ9001-1AB00 |
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Brand |
Siemens |
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Series |
SENTRON / SINOVA 3KJ |
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Product Type |
Auxiliary Switch Accessory |
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Compatible Series |
3KJ01 Manual Changeover Switches |
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Contact Configuration |
1NO + 1NC |
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Application |
Status indication & control signaling |
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Mounting |
Internal accessory mounting |
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Usage |
DG panels, MCC, PCC, LT panels |
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Standards |
IEC compliant accessory |
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