Description
The Siemens 3RV2021-1JA10 motor protection circuit breaker provides dependable protection for small to medium-sized motors in industrial control systems. Designed in size S0, this breaker is suitable for motor starters, control panels, and other automation setups where precise overload and short-circuit protection is required.
It features a Class 10 A-release (thermal overload protection) adjustable from 7 to 10 A, ensuring accurate protection for motors based on their rated current. The integrated magnetic N-release at 130 A provides rapid response to short-circuit conditions, safeguarding both motors and connected equipment.
Equipped with screw terminals, the breaker allows secure and straightforward installation. Its compact footprint and standard switching capacity make it ideal for reliable motor protection in space-constrained control panels.
Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Part Number | 3RV2021-1JA10 |
| Product Type | Motor Protection Circuit Breaker |
| Size | S0 |
| Current Adjustment Range (A-release) | 7 – 10 A |
| Trip Class | Class 10 |
| Magnetic Release (N-release) | 130 A |
| Terminal Type | Screw Connection |
| Switching Capacity | Standard |
| Packaging Dimensions (L × W × H) | 102 × 49 × 102 mm |
| Net Weight | 0.358 kg |
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