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
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.
Manufacturing of WiFi DIN Rail Energy Meters
Owon production line ensures precise assembly of each DIN rail WiFi smart energy meter, delivering stable performance and consistent quality.
With strict quality control and advanced manufacturing processes, OWON delivers reliable DIN rail energy meter solutions for residential and commercial energy monitoring applications worldwide.
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Wi-Fi
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802.11b/g/n @2.4GHz
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BLE
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Bluetooth 5.2 Low Energy
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RF Characteristics
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• Operating frequency: 2.4GHz
• Internal antenna
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Operating Voltage
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90~250 Vac 50/60 Hz
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Max. Load Current
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16A Dry contact
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Calibrated Metering Accuracy
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• ≤ 100W Within ±2W
• >100W Within ±2%
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Reporting Cycle
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• Energy data: Every 15 seconds
•On/Off: Report when status
changes immediately
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Din Rail Height
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35mm
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Clamp diameter
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• 80A: 10mm
• 120A: 16mm
• 200A: 20mm
• 300A: 24mm
• 500A: 37mm
• 750A: 51mm
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Clamp cable length
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1m
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Operating environment
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•Temperature:-20 ℃~+55 ℃
•Humidity: ≤ 90% non-condensing
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Weight
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Clamp weight：
• 80A: 60g
• 120A: 90g
• 200A: 110g
• 300A: 215g
• 500A: 380g
• 750A: 830g
Without clamp: 89.5g
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