Din Rail 3-Phase WiFi Power Meter with Dry Contact Relay

Main Feature:

3-Phase Din rail Wifi power meter (PC473-R-W-TY ) helps you monitor power consumption and generation, and is compatible with three-phase, split-phase, and single-phase electrical systems. Using dry-contact relays, you can remotely or on a schedule turn the load line on/off. It measures and uploads data such as voltage, current, power factor, active power, and active energy in real time, and supports viewing historical records or exporting data via a mobile app.

Model: PC 473-R-W-TY

Dimension: 35mm x 90mm x 50mm

Weight: 89.5g (Without clamp)

Certification: CE,RoHS

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Product Detail

Main Specs

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Product Tags

Main Features

• Supports integration with Tuya App and MQTT API platforms
• Compatible with Amazon Alexa, Google Assistant, Apple HomeKit, and Home Assistant, and supports integration with BMS/EMS systems
• Supports single-phase and three-phase electrical systems
• Measures real-time voltage, current, power factor, active power, and frequency
• Supports bidirectional measurement of energy consumption and energy production
• Provides historical data tracking and data export
• DIN rail design for easy installation
• Built-in 16A dry contact relay with overload protection

Application Scenarios

The PC-473 is ideal for B2B clients requiring intelligent energy metering and load control in flexible electrical environments:
• Smart home users requiring energy monitoring and load control
• Businesses needing equipment energy monitoring and remote on/off control
• Home users monitoring EV charger energy consumption with scheduling and remote control
• Users monitoring solar inverter output with remote switching control

3 Phase Din Rail Energy Meter Electricity Wiring Diagram

tuya 3 phase energy meter tuya zigbee smart meter factory smart meter for building automation

wiring diagram of smart energy meter with 3 CT clamps

FAQ:

Q1. What types of power systems does the PC473 support?
A: The PC473 WiFi DIN rail energy meter supports single-phase and three-phase systems, suitable for residential, commercial, and industrial energy monitoring applications.
Q2. Does the PC473 include relay control?
A: Yes. It features a 16A dry-contact relay, allowing for remote on/off control, configurable schedules, and overload protection, making it ideal for integration into HVAC, solar, EV charging stations, and smart energy projects.
Q3. What clamp sizes are available?
A: Clamp-on CT options range from 20A to 750A, with different diameters to match cable sizes. This ensures flexibility from small-scale monitoring to large commercial systems.
Q4. Is the smart meter (PC473) easy to install?
A: Yes, its DIN rail mounting design and lightweight construction allow for quick installation on distribution boards.

Wi-Fi	802.11b/g/n @2.4GHz
BLE	Bluetooth 5.2 Low Energy
RF Characteristics	• Operating frequency: 2.4GHz • Internal antenna
Operating Voltage	90~250 Vac 50/60 Hz
Max. Load Current	16A Dry contact
Calibrated Metering Accuracy	• ≤ 100W Within ±2W • >100W Within ±2%
Reporting Cycle	• Energy data: Every 15 seconds •On/Off: Report when status changes immediately
Din Rail Height	35mm
Clamp diameter	• 80A: 10mm • 120A: 16mm • 200A: 20mm • 300A: 24mm • 500A: 37mm • 750A: 51mm
Clamp cable length	1m
Operating environment	•Temperature:-20 ℃~+55 ℃ •Humidity: ≤ 90% non-condensing
Weight	Clamp weight： • 80A: 60g • 120A: 90g • 200A: 110g • 300A: 215g • 500A: 380g • 750A: 830g Without clamp: 89.5g