ABB LNA 63 Limiter Circuit Breaker
ABB SACE LNA63 Limiter Circuit Breaker
The ABB SACE LNA63 is a high-performance limiter circuit breaker engineered for superior protection in electrical distribution systems. With rapid breaking time, high interrupting capacity, and compliance with international standards, it ensures safe and efficient power management in industrial environments.
Manufacturer: ABB
Type: Limiter Circuit Breaker
Model: LNA63
Part No.: ML10142389
Series: SACE
| Number of Poles | 3 |
| Total Break Time | 2 ms |
| Rated Uninterrupted Current (Iu) | max. 43 A @ 45°C |
| Short-Circuit Trip-Current Setting (Im) | 450 A |
| Nominal Current (In) | 63 A |
| Rated Service Voltage (Ue) | 690 V AC |
| Rated Insulation Voltage (Ui) | 690 V AC |
| Rated Ultimate Breaking Capacity (Icu) | 100 kA @ 230 V AC, 50 kA @ 380/415 V AC, 50 kA @ 440 V AC, 40 kA @ 500 V AC, 6 kA @ 690 V AC, 50 kA @ 250 V DC |
| Standards | IEC 947-2 / EN 60947-2 |
