Basler BE1-47N Digital Phase Sequence Relay

The Basler BE1-47N (style E3EA1PA0N2F) is a digital relay for phase sequence, phase loss, and undervoltage protection. It monitors three‑phase voltage and trips on reverse phase, missing phase, or unbalance. Essential for generator and motor protection.

Features adjustable settings, display, and Modbus communication.

Technical Specifications

• Model: BE1-47N (E3EA1PA0N2F)

• Protection: Phase sequence, loss, unbalance, undervoltage

• Voltage sensing: 0‑600 V AC

• Sequence detection: Positive/negative

• Undervoltage pickup: 0‑120 V adjustable

• Unbalance pickup: 2‑20%

• Time delay: 0.1‑30 s

• Output: 2 form C

• Power supply: 24‑240 V AC/DC

• Operating temperature: -40°C to +70°C

• Certifications: CE, UL, RoHS

Functional Features

• Multiple protection elements.

• High accuracy.

• Event recording.

Typical Applications

• Generator protection.

• Motor protection.

• Feeder protection.

Installation

Panel mount, connect PT inputs and power.

Conclusion

BE1-47N offers comprehensive phase‑related protection.