3VA9978-0AA23
Product ID:218146
Updated: 2026/6/23

Key Features
- 1Ensure reliable switching with durable HQ (7mm) changeover contacts.
- 2Achieve seamless integration with 3VA4, 3VA51-55, and 3VA61-66 systems.
- 3Reduce long-term maintenance costs through robust electronic component construction.
- 4Simplify installation as a dedicated accessory for Siemens 3VA circuit breakers.
- 5Benefit from Siemens' certified quality and global supply chain support.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Lifecycle | Delivery Release (PM300) | Country of Origin | Germany |
| ECCN | N | AL | N |
| Model Number | 3VA9978-0AA23 |
Specifications may be subject to change without notice
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