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Energy Controller

Data Concentrator Unit (DCU) utilizing RS485 wired communication.

Product Description

The DJTL33-HX3220 series data concentrator, hereinafter referred to as the Type II Concentrator, is a new-generation centralized meter reading terminal product developed based on a high-performance ARM9 platform and GPRS/4G/Ethernet remote communication technologies, adopting modular and object-oriented design philosophies. It is characterized by advanced technology, stable performance, reliable operation, user-friendliness, and easy maintenance. It is suitable for various levels of power utilities, public institutions, public buildings, residential communities, commercial complexes, and trading markets where centralized meter reading is required, high collection communication reliability is demanded, and meters are densely installed. This product complies with the 2013/2019 technical specifications of the State Grid Corporation of China (SGCC) and the DL/T 698.45 standard—Electricity Information Acquisition and Management System—Part 4-5: Object-Oriented Interoperability Data Exchange Protocol.

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Product Advantages

Energy Controller

DJTL33-HX3220
Main Technical SpecificationsSpecification Description
Communication ProtocolQ/GDW 1376.1-2013 "Communication Protocol for Power User Electric Energy Information Acquisition System: Communication Protocol between Master Station and Acquisition Terminal"
Q/GDW 11778—2017 "Object-Oriented Electric Energy Information Data Exchange Protocol"
Rated VoltageAC 220V
Specified Operating Range: 0.8Un ~ 1.2Un
Extended Operating Range: 0.7Un ~ 1.3Un
Quiescent Power ConsumptionActive Power ≤ 3W
Apparent Power ≤ 5VA
Clock AccuracyDaily Error ≤ 0.5s (at reference temperature 23°C), continuous operation for over 5 years after power failure
Operating TemperatureNormal Long-term Operating Temperature Range: -40°C ~ 70°C
Limit Range: -45°C ~ 80°C
Storage and Transport Temperature-40°C ~ 70°C
Storage and Operating Humidity≤95%
ReliabilityMTBF ≥ 7.6×10⁴h
Outline Dimensions160mm × 112mm × 71mm
WeightApprox. 0.8kg

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