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The 1492-RCDA4D40 residual current device from Allen Bradley is designed for effective electrical protection in various applications. It operates at a rated current of 40 A and supports 3-phase systems with a 4-pole configuration.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Residual Current Device |
| Product Line | 1492 Wiring System |
| Part Number | 1492-RCDA4D40 |
| Weight | 1.38 lbs (0.62 kg) |
| Rated Current | 40 A |
| Number of Poles | 4-pole |
| Number of Phases | 3-phase |
| Trip Sensitivity | 500 mA |
| Rated Voltage (AC) | 230 to 400 V AC |
| Rated Voltage (DC) | 110 V DC |
| Short-Circuit Breaking Capacity | 10 kA |
| Mounting Type | DIN-rail Mount |
| Reset Type | Manual reset |
| Terminal Type | Screw Terminal |
| Actuator Type | Toggle Switch |
The Allen Bradley 1492-RCDA4D40 is a residual current device engineered for robust circuit protection. It allows a rated current capacity of up to 40 A and is structured with 4-pole connections suitable for 3-phase setups. This device ensures safety against current leakages, with a trip sensitivity ensuring quick disconnection at 500 mA, minimizing the risk of electric shock.
Designed to work effectively within a voltage range of 230 to 400 V AC as well as 110 V DC, the 1492-RCDA4D40 adapts to multiple applications easily. In the event of a fault current, its short-circuit breaking capacity is rated at 10 kA, providing adequate protection under high fault conditions.
Mounting on a DIN rail simplifies installation and enhances functionality. The unit offers a manual reset option to restore its operation once an issue has been addressed. The connections are made through screw terminals, ensuring reliability in connectivity and stability. The actuator is a toggle switch, which enables straightforward operation a feature that may enhance user-friendliness in interface handling.