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Established in 2000, Zhejiang Yongtailong Electronic Co., Ltd. is located in the center of Shanghai, Hangzhou and Suzhou cities. As a professional China DC 에너지 미터 manufacturers and DC 에너지 미터 Factory, YTL designs and produces electronic energy meters which are cost-efficient and ideal for the use in solutions for AMR/AMI at residential as well as industrial applications.YTL was one of the first companies in the domestic market with which had an internal R&D department as well as international sales business. YTL is devoted to develop and design all types of wholesale DC 에너지 미터, concentrators and solution applications. At present our export volume makes us a leading company for technology and product export to more than 50 countries throughout the world.
DC 에너지 미터 manufacturers
EV 충전, PV, BESS 및 산업 시스템용 DC 에너지 미터
DC 에너지 미터는 직류 시스템의 정의된 지점에서 전압, 전류, 전력 및 누적 에너지를 지속적으로 측정합니다. 휴대용 디지털 멀티미터와는 달리 설치된 시스템 측정용으로 설계되었습니다. 모델에 따라 직접 경로, 외부 션트 또는 호환 가능한 홀 효과 센서를 통해 전류를 측정할 수 있습니다. 응용 분야에는 EV 충전, 태양광 PV, 배터리 저장 및 산업용 DC 시스템이 포함됩니다.
• 모델별 직접 연결, 외부 션트 및 홀 센서 옵션
• 일부 모델의 양방향 DC 에너지 측정
• 모델 및 구성별 RS485 / Modbus 통신
• DIN 레일 설치
• 프로젝트 기반 OEM/ODM 지원
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DEM2D002
IEC에 따른 YTL Din-Rail DC 전력량계
Din Rail이 장착되어 있으며 난연성 PC 소재를 채택하고 충격 및 내후성이 강하며 다양한 설치 환경에 적합합
국가 하이테크 기업에 오신 것을 환영합니다
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2000
설립일
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500+
직원
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60+
수출국가
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500+
디자인권 특허
YTL 명예
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중간
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케마
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DLMS
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IEC
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SGS
YTL 뉴스
모든 뉴스 보기-
DC 스마트 미터란 무엇입니까? 작동 원리, 응용 분야 및 선택 가이드
2026-08-14DC 스마트 미터란 무엇입니까? 태양광 발전소의 DC 캐비닛, 배터리 저장 장치 또는 고속 전기 자동차 충전기를 열면 측정 문제가 분명해집니다....
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Comprehensive Technical Guide to Electric Meters: Engineering Comparisons, Global Standards, and Networked Infrastructure
2026-08-091. Introduction to Modern Electricity Measurement Electrical energy metering forms the foundational accounting framework for global utility grids, commercial microgrids, and industrial facilities. An ...
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전기 계량기 기술의 종합 비교 분석: 유형, 정확도 등급, 표준 및 통신 프로토콜
2026-08-02글로벌 전기 계량기 시장은 지난 10년 동안 엄청난 변화를 겪었습니다. 더 이상 전류 흐름에 반응하여 회전하는 단순한 기계식 카운터가 아닌 현대 ...
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전기 스마트 계량기 선택 가이드: 글로벌 조달을 위한 종합적인 기술 비교
2026-07-26소개: 현대 전력망에서의 전기 계량의 진화 글로벌 전력망은 수동적 전달 인프라에서 능동적이고 지능적인 에너지 네트워크로 근본적인 변화...
산업 지식 확장
What is a DC energy meter?
A DC energy meter measures voltage, current, power and accumulated energy at a defined point in a direct-current system. It is designed for installed, continuous system measurement. Available measurement architecture, electrical range, communication and certification depend on the selected model.
How is a DC energy meter different from a digital multimeter?
A DC energy meter is designed for installed, continuous measurement of electrical quantities and accumulated energy. A digital multimeter is normally a portable test instrument used for temporary measurements such as voltage, current, resistance or continuity. They serve different purposes and should not be described as the same product category.
What is the difference between a direct DC meter and a shunt-based DC meter?
A direct-connected DC meter carries the measured current through its integrated measurement path within its rated range. A shunt-based meter measures the small voltage signal produced by an external shunt. The shunt rating, signal level, wiring and accuracy chain must match the selected meter.
What is the difference between shunt and Hall-sensor DC measurement?
A shunt-based system calculates current from the voltage drop across a matched external shunt. A Hall-sensor system uses the output of a compatible current sensor and may provide electrical isolation depending on the sensor architecture. Meter input, sensor output, range, power supply and calibration must be matched.
Can a DC energy meter measure energy in both directions?
Only models and configurations designed for bidirectional measurement can record energy flow in both directions. Confirm the selected model’s energy registers, wiring, sign convention, communication map and application requirements before using it for battery charge and discharge or import and export measurement.
Where should a DC energy meter be installed?
Install the meter at the electrical boundary the project needs to measure, such as a charger DC output, DC bus, battery-side connection, PV DC circuit or industrial DC branch. The selected location determines which conversion losses and auxiliary loads are included in the measurement.
Can one DC energy meter be used for EV charging, solar PV and BESS?
Only when the selected model and configuration match the required measurement point, voltage, current, sensing method, energy direction, accuracy, communication, installation environment and market requirements. Application suitability must be confirmed from the current datasheet and project architecture.
Does every YTL DC energy meter support RS485 or Modbus?
No. Communication availability depends on the model and configuration. Confirm the physical interface, Modbus version, serial settings, register map, data format and update rate in the current product documentation before integration.
Are all DC energy meters certified for billing?
No. Billing and compliance requirements are specific to the meter model, destination market, measurement point and intended billing application. Verify the exact certificate number, applicable standard, covered model, certification scope and validity before project approval.
What information is required to select a DC energy meter?
Provide the application, measurement point, DC voltage range, nominal and maximum current, current-sensing method, energy direction, required accuracy, auxiliary supply, communication interface, update rate, installation environment, target market, billing purpose and expected quantity.
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Wholesale DC 에너지 미터 Manufacturers