Voltage and Current Protection Relay with LCD Display – Adjustable Overvoltage, Undervoltage, and Overcurrent Cut-Off 230V
This intelligent voltage and current protection relay offers reliable, real-time protection for your electrical appliances and circuits. Designed to automatically detect abnormal voltage or current levels, it protects against potentially damaging conditions such as over-voltage, under-voltage, and overcurrent events. With precise measurement capabilities and an easy-to-read LCD display, this device is ideal for both home and industrial environments where safeguarding equipment is essential.
Featuring a wide range of adjustable parameters and user-friendly settings, this relay automatically disconnects power during unsafe conditions and reconnects once values return to normal. Its dual display screen (available in Red-Red or Red-Green variants) allows quick status checking. Additionally, the unit includes options such as start delay, reset timers, factory reset, and automatic recovery, ensuring dependable and customisable protection.
Key Functions
- Over-Voltage Protection: 240V–300V adjustable (Default: 270V)
- Under-Voltage Protection: 140V–200V adjustable (Default: 170V)
- Over-Current Protection: 1A–40A / 63A adjustable
- Startup Delay Time: 1–300 seconds adjustable (Default: 5s)
- Relay Reset Time: 1–300 seconds adjustable (Default: 30s)
- Overcurrent Reset Time: 1–300 seconds adjustable (Default: 30s)
- Voltage Meter and Ammeter: Built-in for real-time monitoring
- Automatic Recovery: Restores power when conditions normalise
- Restore Factory Settings: With a single command
Technical Specifications
- Model Variants: EAPDX-40/63A (Red-Red screen), EAPDX-40/63A-RG (Red-Green screen)
- Poles: 1P+N
- Rated Current: 1–40A / 63A (Adjustable)
- Rated Voltage: AC 230V
- Frequency: 50/60Hz
- Measurement Accuracy: ±1%
- Operating Temperature: -50°C to +55°C
- Humidity Tolerance: <50% at 40°C (non-condensing)
- Protection Class: IP20
- Certification: CE Certified
Why Choose This Protection Relay?
This unit is an ideal solution for protecting sensitive devices, circuit panels, or electrical systems from dangerous voltage fluctuations or overloads. Its compact DIN rail design allows for fast installation in distribution boxes or enclosures, while the intuitive LCD interface makes operation simple. Whether used in homes, workshops, or industrial automation setups, this protection relay ensures consistent electrical safety.
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