Three phase four wire electronic DIN rail active energy meter for industrial

Quick Detail:

1.kWh Meter,Electricity Meter

2.It can accurate and directly measure 50Hz or 60Hz active energy consumption from single phase AC electricity net

Description:

DM1750S-U Three-Phase Energy Meter: The Industrial Standard for Precision Power Analysis and Cost Management

In the high-stakes environment of modern industrial manufacturing, commercial facilities, and critical infrastructure, three-phase electrical power is the indispensable engine of productivity. Yet, this vital resource often represents one of the most significant and least understood operational expenses. Truly mastering energy costs, optimizing equipment performance, and advancing sustainability initiatives requires more than a basic understanding of total consumption; it demands precise, per-phase visibility into how, when, and where electrical energy is used. The DM1750S-U Three-Phase Energy Meter is engineered to deliver this critical intelligence. As a sophisticated, Class 1 accuracy instrument, it serves as the foundational sensor for modern industrial energy management, transforming the complex flow of three-phase power into clear, actionable, and financially consequential data. Designed for reliability in demanding environments, it provides the granular insights necessary to drive efficiency, ensure equitable cost allocation, and protect valuable electrical assets.

Certified Three-Phase Precision: The Benchmark for Trustworthy Data

The DM1750S-U is built upon a foundation of certified Class 1 accuracy, adhering to stringent international standards such as IEC 62053-22 for three-phase meters. This accreditation guarantees that measurements for active energy (kWh) remain within a ±1% error band across all three phases under reference conditions. In a three-phase system, where unbalanced loads, harmonics from variable-speed drives, and complex power factors are common, this precision is non-negotiable. It ensures the integrity of data used for sub-billing different factory departments, verifying the performance of large HVAC systems, calculating the exact return from a process optimization, or settling utility bills for large commercial customers. The meter achieves this through advanced digital signal processing, accurately calculating true power even in the presence of the harmonic distortions and phase imbalances prevalent in industrial settings.

Global Voltage Compatibility and Flexible Current Measurement

Engineered for universal application, the DM1750S-U supports key global three-phase voltage standards: 3*230/400V and 3*240/415V. This broad compatibility makes it suitable for deployment across diverse geographical regions and electrical infrastructures without modification. Its versatility is further enhanced by a range of current specifications: 5(30)A, 10(60)A, 20(100)A, and 5(100)A. This selection allows for perfect application matching:

· The 5(30)A and 10(60)A models are ideal for detailed monitoring of individual machines, production cells, or smaller branch circuits.

· The 20(100)A variant is suited for larger loads like medium-sized motors, banks of welders, or commercial kitchen feeders.

· The standout 5(100)A model offers the exceptional low-load accuracy of a 5A base current with the capacity to measure peaks up to 100A. This makes it perfect for circuits with highly variable or intermittent demand, often eliminating the cost and potential inaccuracy of external current transformers.

Unparalleled Sensitivity for Comprehensive Load Profiling

A critical feature for effective energy management is the ability to see all consumption, not just the major loads. The DM1750S-U features an exceptionally low starting current, as low as 0.02A (for the 5(30)A model). This sensitivity allows it to accurately register the energy used by equipment in standby mode, control circuits, small pumps, and lighting systems across all three phases. By making this often-overlooked "base load" consumption visible, the meter enables targeted strategies to reduce waste, providing a complete and honest picture of a facility's true energy profile, which is essential for accurate bench marking and effective conservation measures.

Industrial-Strength Construction for Maximum Reliability

Built to withstand the electrical and environmental rigors of industrial installations, the DM1750S-U incorporates robust protection for long-term, maintenance-free operation.

· Superior Electrical Protection: The meter's safety and durability are validated by rigorous testing. Its insulation system withstands an AC voltage of 4kV for one minute, ensuring operator safety. More importantly, it is fortified against destructive voltage transients, successfully enduring a 1.2/50µs waveform impulse voltage test of 6kV. This level of surge immunity, simulating lightning strikes or major switching events, protects the meter's electronics and stored data, guaranteeing continued accurate operation even in electrically noisy environments—a critical requirement for mission-critical monitoring points.

· Comprehensive Measurement: Beyond total energy, the meter typically measures and displays a full suite of parameters per phase and in total: voltages, currents, active/reactive/apparent power, power factor, frequency, and maximum demand. This data is crucial for identifying phase imbalances, poor power factor, and abnormal operating conditions that lead to inefficiency and equipment stress.

Advanced Communication for Integrated Energy Intelligence

The DM1750S-U is designed for the Industry 4.0 ecosystem. It moves beyond simple metering to become a networked data node. Equipped with standard RS-485 communication supporting the Mod bus RTU protocol, it seamlessly integrates into Building Management Systems (BMS), Industrial Energy Management Systems (I-EMS), SCADA networks, and cloud-based analytics platforms. This connectivity enables remote configuration, real-time data acquisition, automated reporting, alarm generation for threshold violations, and the creation of a centralized dashboard for holistic energy oversight across an entire facility or enterprise.

Strategic Applications for Major Energy Users

The precision and robustness of the DM1750S-U make it the instrument of choice for a vast array of industrial and large commercial applications:

· Industrial Manufacturing: Sub-metering specific production lines, large CNC machines, injection molders, industrial ovens, compressed air systems, and chemical processing equipment for cost center accounting and process optimization.

· Commercial & Institutional Buildings: Monitoring main incoming services, large HVAC chillers and air handlers, data center power distribution units (PDUs), lighting panels, and elevator banks in hospitals, universities, and shopping complexes.

· Renewable Energy & Generation: Measuring the output of three-phase commercial solar PV installations, the consumption of backup generators, or serving as a check meter at the point of utility interconnection.

· Water & Wastewater Treatment Plants: Accurately tracking the energy consumption of large three-phase pumps, aeration blowers, and sludge processing equipment, which typically constitute the facility's primary operating cost.

· Multi-Tenant Industrial Parks: Providing transparent and accurate energy billing for individual manufacturing units or warehouses within a shared campus.

Conclusion: The Essential Foundation for Data-Driven Industrial Efficiency

The DM1750S-U Three-Phase Energy Meter is far more than a utility billing device; it is a strategic asset for any organization serious about controlling costs and optimizing operations. By delivering certified three-phase accuracy, exceptional sensitivity, flexible measurement ranges, and robust industrial connectivity, it provides the reliable, granular data required to transform energy from a volatile overhead into a manageable input. It empowers engineers to identify inefficiencies, enables financial managers to allocate costs with precision, and supports sustainability leaders in measuring and reporting carbon footprint reductions. In the journey toward operational excellence and energy accountability, the DM1750S-U stands as the indispensable, intelligent foundation—turning the complex dynamics of three-phase power into a clear road map for performance improvement and financial savings.

Applications:

Model DM1750S-U 3 phase 4 wire electronic DIN rail active energy meter is a kind of new style 3 phase 4wireactive energy meter,it adopt micro-electronics technique, and imported large scale integrate circuit, use advanced technique of digital and SMT techniques,etc. The meter completely accord with relevant technical requirements of class 1 three phase active energy meter stipulated in international standard IEC 62053-21.It can accurate and directly measure 50Hz or 60Hz active energy consumption from 3 phase 4 wire AC electricity net. It can display total energy consumption by step motor impulse register. It has following features: good reliability, small volume, light weight, specious nice appearance, convenient installation, etc. This meter has already got the patent certificate from China State Intellectual Property Office at present. Patent certificate NO.ZL 2013 3 0556168.7, any other country patent certificate are in assessing

Specifications:

Competitive Advantage:

Advantages of Wenzhou DAQUAN Electric Co., Ltd

1. Innovation Leadership

With 258 patents and 27 years of industry experience, we lead in R&D of industrial control devices like relays and timers, ensuring cutting-edge product performance.

2. Global Certifications

Our products hold CE, ROHS, IEC, TUV certifications plus ISO9001, meeting strict international standards for seamless global market access.

3. Scale Supply Stability

Backed by a 7,800㎡ factory, 499-strong team, and 70M RMB annual output, we guarantee efficient production and timely delivery for bulk orders.