Product Overview
The DDS3366D-1P supports a two-wire, single-phase AC 220V measurement system and delivers real-time energy data. This meter is ideal for applications such as single-phase sub-metering, AC charging piles, residential energy monitoring, and smart load management systems.
| Product Name | YADA DDS3366D-1P AC Energy Meter | |||
| Meter Type | Single Phase Energy Meter | |||
| Model No. | DDS3366D-1P | |||
| Brand Name | YADA | |||
| Display Type | LCD Display | |||
| Measuring Energy Range | 0-99999.99kWh | |||
| Phase | Single Phase | |||
| Accuracy Class | Class 1.0 | |||
| Operating Temperature | -20℃~ 55℃ | |||
| Communication | RS-485 interface, ModBus-RTU and DL/T645-2007 Protocol | |||
| Installation | 35mm DIN rail | |||
| Input current | 5(40)A、10(60)A | |||
| Input Voltage | 220V | |||
| Pulse constant | 1600 imp/kWh ，800 imp/kWh | |||
| Frequency | 50Hz | |||
| Warranty | 2 Years | |||
| Dimensions & Weight | 90±0.5mm×18±0.5mm×72±0.5mm, 0.25KG | |||
| Appication | Phase-by-phase electricity metering designed for: | |||
| Individual devices | ||||
| Campus dormitories | ||||
| Rental housing | ||||
| Large public buildings | ||||
| Enterprises and institutions | ||||
| Ideal for electricity management, monitoring, and cost assessment. | ||||
Key Features & Benefits
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Single-Phase Measurement — Tailored for 2-wire single-phase AC circuits (220V)
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High Energy Range — Supports up to 999,999.9 kWh to handle long-term accumulation
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Reliable Accuracy — 1% accuracy ensures dependable data for billing or reporting
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DIN-Rail Installation — Slim profile enables easy integration into control cabinets
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RS-485 Communication — Modbus RTU interface for remote data collection & system linkage
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Compact Size — 18 mm slim width saves panel space
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Wide Temperature Range — –25 ℃ to +55 ℃ ensures field robustness
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Lightweight & Durable — Designed for long-term field operation
Dimension & Installation
Applications
The DDS3366D-1P is well suited for:
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Single-phase sub-metering (residential, commercial)
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AC charging pile energy metering
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Electrical load monitoring in homes or small businesses
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Integration with IoT gateways, BMS, EMS systems
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Retrofit installations in existing single-phase circuits
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Energy audit, efficiency tracking, and billing tracking systems
Why Choose YADA DDS3366D-1P?
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Slim & Efficient — 18 mm width suits tight panel layouts
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Accurate Energy Reporting — 1% accuracy gives confidence for B2B buyers
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Seamless Integration — RS-485 Modbus RTU supports broad system connectivity
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High Capacity Metering — Handles long accumulation periods without rollover
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Rugged in All Seasons — –25 ℃ to +55 ℃ ensures operational stability
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Reliable & Durable Design — Built for long service in field conditions
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OEM / Project Ready — Options may exist for custom firmware, labeling or interface
FAQ
Q: What is the accuracy class?
A: It is class 1% as per the Alibaba product data.
Q: How much energy can it accumulate?
A: Up to 999,999.9 kWh before rollover.
Q: What communication interface is used?
A: RS-485 with Modbus RTU protocol.
Q: What is the operating temperature range?
A: –25 ℃ to +55 ℃.
Q: How thick is this meter?
A: It has a slim width of 18.0 mm.