The YADA Smart Multi Circuit Three Phase Energy Meter DTSD3366D-4P-M4 is an advanced branch circuit monitoring solution designed for data centers, industrial facilities, smart buildings, energy management systems, and intelligent power distribution applications. By integrating multiple circuit measurement capabilities into one compact device, it enables centralized monitoring of multiple three-phase feeders while reducing installation space, wiring complexity, and system costs.
The meter provides real-time measurement of essential electrical parameters including voltage, current, active power, reactive power, power factor, frequency, and energy consumption. With external CT compatibility and RS485 Modbus communication, it can be easily integrated with EMS, SCADA, BMS, PLC, and cloud-based energy monitoring platforms for remote data collection and intelligent energy management.
Designed for system integrators, data center operators, panel builders, and energy solution providers, the YADA Multi Circuit Energy Meter delivers a scalable solution for branch circuit monitoring, power distribution analysis, tenant sub-metering, and energy efficiency optimization. It is an ideal choice for modern digital power systems requiring accurate measurement, compact installation, and reliable communication
Key Features
- Up to 4 Three-Phase Feeders in One Meter
Monitor up to four three-phase feeders with a single meter, reducing hardware costs, installation time, and panel space while simplifying energy management.
- Install Without Power Shutdown
Designed for use with external current transformers (CTs), enabling non-intrusive installation without interrupting power supply—ideal for retrofit and upgrade projects.
- Complete Electrical & Power Quality Monitoring
Monitor comprehensive electrical parameters, including energy consumption, power, THD, 2nd–31st harmonics, voltage/current unbalance, and maximum demand for complete power system visibility.
- RS485 Modbus RTU Ready
Supports RS485 Modbus RTU communication for seamless integration with EMS, SCADA, BMS, PLC, and other industrial energy management platforms.
- Remote Configuration & Firmware Upgrade
Configure parameters, correct wiring settings, and upgrade firmware remotely, minimizing on-site maintenance and reducing service costs.
- Industrial Reliability for Harsh Environments
Built for demanding industrial applications with an operating temperature range of -25°C to +70°C, high EMC immunity, and reliable performance in factories, data centers, solar PV, energy storage systems (ESS), and EV charging infrastructure.
Key Technical Specifications
| Parameter | Specification |
| Measurement Circuits | 1 or 4 Three-Phase Feeders (M1 / M4) |
| Energy Accuracy | Class 1 (Active Energy) |
| Current Accuracy | Class 0.5 |
| Voltage Accuracy | Class 0.5 |
| Voltage Input | 3×220/380V AC |
| Current Input | 1.5(6)A / 20(100)A / 50(200)A / 100(400)A (Model Dependent) |
| Power Supply | AC 85–265V or DC 100–330V |
| Communication | RS485, Modbus RTU, DL/T645-2007 |
| Power Quality | 2nd–31st Harmonics, THD, Voltage & Current Unbalance |
| Data Logging | Monthly, Daily, Interval & Maximum Demand Records |
| Operating Temperature | -25°C to +70°C |
| Installation | 35mm DIN Rail or Wall Mount, External CT Compatible |
Why Choose YADA Multi-Circuit Meter?
Business Value
1. Lower Metering Costs
Monitor multiple three-phase circuits with fewer meters, reducing hardware investment and overall project cost.
2. Reduce Installation Labor
Fewer metering devices mean less wiring, fewer installation points, and faster commissioning.
3. Save Panel Space
Monitor multiple feeders in a compact solution without filling electrical cabinets with individual meters.
4. Improve Energy Visibility
Gain circuit-level energy data to clearly identify where electricity is consumed across facilities, equipment, and production lines.
5. Identify Energy Waste
Detect abnormal or unnecessary energy consumption and identify opportunities for energy-saving improvements.
6. Optimize Energy Costs
Use reliable circuit-level data to support energy analysis, consumption control, and continuous energy cost optimization.
7. Simplify EMS Integration
RS485 Modbus RTU enables seamless data integration with EMS, BMS, SCADA, and other energy management platforms.
8. Reduce Maintenance Workload
Centralized multi-circuit monitoring simplifies system management, troubleshooting, and long-term maintenance.
9. Support Scalable Monitoring
Expand energy monitoring across additional feeders and facilities without significantly increasing system complexity.
10. Lower Total Cost of Ownership
Combine lower hardware, installation, panel-space, and maintenance requirements to achieve a more cost-effective energy monitoring system.
Key Business Outcome
Lower CAPEX → Faster Deployment → Better Energy Visibility → Lower OPEX → Higher Energy Efficiency
Less Hardware. Less Wiring. Less Space. More Visibility.
One Multi-Circuit Solution → Multiple Feeders → Centralized Energy Data → Better Energy Decisions
| Conventional Metering | YADA Multi-Circuit Metering | |
|---|---|---|
| Meters Required | More meters for more circuits | Fewer meters for multiple circuits |
| Installation | More wiring & labor | Simplified installation |
| Panel Space | More space required | Space-efficient |
| Energy Visibility | Individual circuit data | Centralized multi-circuit visibility |
| EMS Integration | More devices to integrate | Centralized Modbus RTU data collection |
| Total Cost | Increases with monitoring points | Lower potential project TCO |
Related Solutions
Related Blogs for Reference
Understanding AC Energy Meters
AC Energy Meter vs DC Energy Meter
Request An AC Energy Meter Quote
Send the phase configuration, maximum load current, required accuracy class, communication protocol and whether the reading is used for billing. YADA’s engineering team confirms the model and CT ratio.