Description
The Siemens VL 630N Circuit Breaker — Part Number 3VL5763-1SB36-0AA0 is designed for industrial line protection, offering dependable overload and short-circuit protection in three-phase electrical systems. With a rated current range of 252–630 A and standard breaking capacity (Icu) of 55 kA at 415 V AC, it ensures safe operation in demanding environments.
Equipped with the ETU10 line protection trip unit, the breaker provides adjustable overload protection (I² = 1.25 to 10 × In) for flexible system configuration. This model does not include auxiliary/alarm switches and is supplied as a spare part for replacement purposes only, making it ideal for maintenance and retrofitting of existing systems.
With packaging dimensions of 371 × 225 × 174 mm and a net weight of 9.3 kg, it is suitable for industrial electrical panels and switchgear installations.
Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Model | VL 630N |
| Part Number | 3VL5763-1SB36-0AA0 |
| Product Type | Circuit Breaker |
| Poles | 3 |
| Standard Breaking Capacity (Icu) | 55 kA at 415 V AC |
| Rated Current (IR) | 252–630 A |
| Line Protection Trip Unit | ETU10 |
| Overload Protection | Adjustable, 1.25–10 × In |
| Short-Circuit Protection | Yes |
| Auxiliary / Alarm Switch | Not Included |
| Packaging Dimensions (L × W × H) | 371 × 225 × 174 mm |
| Net Weight | 9.3 kg |







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