The Siemens 3VJ9018-0AD11 is an auxiliary and alarm switch accessory used with the SENTRON 3VJ10 MCCB (125A frame). It is designed to provide remote status indication and signaling of breaker position and trip/fault condition in LT electrical panels.
👉 Important: This is not a circuit breaker, it is a signal/contact accessory.
• Siemens SENTRON 3VJ series accessory
• Part Number: 3VJ9018-0AD11
• Type: Auxiliary + Alarm switch (combined contact block)
• Compatible with: 3VJ10 (125A MCCB frame)
• Provides ON/OFF position feedback + TRIP alarm indication
• Contact configuration: 2 changeover contacts (SPDT type)
• Mounted on left side of MCCB
• Rated operational voltage: up to 240V AC / 48V DC (typical accessory rating)
• Thermal current: approx. 5A
• Insulation voltage: 500V
• Used in industrial automation & monitoring circuits
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 3VJ |
| Part Number | 3VJ9018-0AD11 |
| Product Type | Auxiliary + Alarm Switch |
| Contact Type | 2 × Changeover contacts (SPDT) |
| Function | ON/OFF + TRIP signal output |
| Mounting | Left side of MCCB |
| Rated Voltage | 240V AC / 48V DC (typical) |
| Thermal Current | 5A |
| Insulation Voltage | 500V |
| Application | Status indication & remote monitoring |
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