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| Country of Origin | Spain |
|---|---|
| Range | Acti9 |
| Brand | Schneider Electric |
| Height | 85mm |
| Model | Acti9 |
| Depth | 74mm |
| Width | 36mm |
| Mount Type | DIN Rail |
| Current Rating | 40A |
| Series | Acti9 |
| Terminal type | Screw |
| Breaking Capacity | 500A |
| Number of Poles | 4 |
| Standards/Approvals | EN/IEC 61008-2-1 |
| Tripping Characteristics | Type AC |
| Reset Actuator Type | Toggle Switch |
| Trip Sensitivity | 300mA |
| Break Time | Instantaneous |
| Earth Leakage Protection Type | AC |
Schneider Electric A9Y15440 Residual Current Circuit Breaker from the Acti9 series is engineered to deliver instantaneous earth-leakage protection with a trip sensitivity of 300 mA. This 4-pole RCCB supports a current rating of 40A and is designed for DIN rail mounting, making it suitable for a wide variety of electrical installations including residential and industrial applications.
The device operates at a rated AC voltage of 400 V and has a breaking capacity of 500 A, providing reliable protection against earth faults. Its Type AC tripping characteristic ensures sensitivity exclusively to alternating currents, preventing nuisance trips from DC components.
The breaker features a toggle switch with ON/OFF positions and a trip indicator for easy status monitoring. Constructed to withstand electrical and mechanical stresses, it boasts an electrical durability rated at 20,000 cycles. The RCCB is compliant with EN/IEC 61008-2-1 standards ensuring adherence to international safety requirements.
Additional advantages include its compact size with dimensions of 36 mm width, 74 mm depth, and 85 mm height, and the ability to function effectively in ambient temperatures ranging from -25 °C to 70 °C. The unit is padlockable, enhancing safety by preventing unauthorized access or tampering.
Designed for easy DIN rail installation in electrical panels. Instantaneous break time provides rapid fault disconnection. Robust screw terminal connections ensure secure wiring. Impulse withstand voltage rated at 4 kV for high surge tolerance.
Schneider Electric Green premium class product supporting sustainability.
This Residual Current Circuit Breaker is ideal for protection in industrial setups, residential electrical distribution boards, construction sites, and HVAC systems requiring reliable earth fault detection. Its high breaking capacity and trusted brand quality ensure enhanced safety and electrical system integrity.
Explore more Schneider Electric products and circuit breakers categories in EnvMart for comprehensive electrical protection solutions.
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