HTD-EI35-002

Type: T220V3W8G2-02

Technical requirements and electrical safety performance: Compliant with GB/T 15290-2012 General Technical Conditions for Power Transformers and Filter Inductors for Electronic Equipment and GB 8898-2011 “Safety Requirements for Audio, Video and Similar Electronic Equipment.

description

SpecificationHTD-EI35-002VersionVer.1Date2025/1/2
Dimensions (in mm) Facing the pins,Uncertained tolerances are set at ±0.5.
Main technical indicators. (Temperature: 23℃ ± 2℃, Humidity: 60% – 90% RH, Atmospheric pressure: 86KPa – 106KPa)
Parameter nameMeasuring terminalTest conditionsTest valueRemark
insulation resistance1-5, 9-10500V megohmmeter≥1000MG
AC voltage withstand test6-7, 1-550Hz  4500V  1minNo breakdown, no sparkingleak current ≤1mA
6-7, 9-10
no-load current1-550Hz  220V≤3.0mAeffective value
no-load voltage6-750Hz  220V12.5V±0.5V
9-1050Hz  220V13.0V±0.5V
load voltage6-7load current 70mA≥9.0Vfull loading
9-10load current 200mA≥9.0V
overvoltage1-5 input 420V, load for 4 hours, temperature rise is less than 40℃, no abnormal phenomena, parameters remain unchanged after returning to normal temperature.
appearanceNo surface damage, laser etching, clear brand name, smooth terminals

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Welcome to Huahong


The company’s research and development, production and sales scale ranks among the top in China.

Chongqing Huahong Metering Co., Ltd. formerly known as Chongqing Electricity Meter Factory, the company was established in the 1960s and entered the power metering industry in the early 1980s. It has long been dedicated to the research and development, production and sales of secondary equipment for electric energy measurement. Its main products include smart meters, power transformers and meter accessories.

Our Advantages

We Always Focus on Our Customers

Established a Nationwide Sales Network

Actively expanded overseas markets, and our international business covers more than 20 countries and regions across five continents.

New business development

At the same time, we have laid out new businesses such as new energy metering, environmental protection testing, and distribution network products.

Trustworthy by Customers

With high-quality products and good services, we have earned widespread recognition and trust in the market.

Our Honors

Innovation Is the Driving Force Behind the Company’s Development

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