The Siemens 3VJ9018-0AA11 is an alarm switch accessory used with the SENTRON 3VJ10 series MCCB (125A frame). It is designed to provide remote status indication of the circuit breaker, especially to show TRIP / FAULT condition in electrical panels.
👉 Important: This is not a breaker, it is a signal / indication accessory.
• Siemens SENTRON 3VJ series accessory
• Part Number: 3VJ9018-0AA11
• Type: Alarm switch (1 changeover contact – SPDT)
• Compatible with: 3VJ10 (125A MCCB frame)
• Provides fault/trip indication signal
• Helps in remote monitoring of MCCB status
• Suitable for LT panels, MCC, PCC systems
• Compact plug-in accessory design
• Industrial-grade auxiliary signaling contact
• Used in automation and SCADA indication circuits
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3VJ |
| Part Number | 3VJ9018-0AA11 |
| Product Type | Alarm Switch / Indication Contact |
| Contact Type | 1 NO/NC changeover (SPDT) |
| Rated Voltage | 240V AC / 48V DC (typical accessory rating) |
| Insulation Voltage | 500V |
| Function | Trip / fault indication output |
| Mounting | Plug-in inside MCCB |
| Application | Electrical panel monitoring |
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