Power Adapter Certificates in different countries

Certificates
Last updated: March 30, 2022 at 16:15 pm

With the increasing demand for digital products, power supply safety is super important for device working. Many countries required safety standards for power supplies, which are against fire, electric shock and injury.

Regional Safety Mark

As follows, we’ll show the certificates of the power supply for some countries.

Country/Area

Certificates

Mark

Americans

Canada

CSA/UL/cUL

United States

UL/ETL/FCC

Mexico

NOM

Brazil

INMETRO

Argentina

S-MARK

Chile

CESMEC

Europe

CE/TUV/ROHS

Norway

Nemko

Russia

EAC

Germany

VDE/GS

United Kindom

BSI

Ukrain

UkrSEPRO

Asia

China

CCC

Taiwan

BSMI

Singapore

PSB'SAFETY'

Malaysia

SIRIM

Japan

PSE

Korea

KC

Oceania

Australia

RCM(C-tick & SAA)

There’re many other standards in the market, like CQC for China, NF for French, CB for member countries of IECEE, it is a big challenge to state all of them in this note, we’re trying to understand some regulations which usually used.

Equipment Class

The safty standards also identify the equipment into 3 classes: Class I, Class II and Class III .

Class I

Equipment designed with basic insulation and protective earth ground. With the 2 protections, the equipment are protected from electric shock.

In summary, the equipment are Class I appliances with the following design:

-Made of Metal

-Has a 3 pins cable

-Has a metal earth pin

This standard is usually applied to industrial equipment.

Class II

Equipment designed with double or reinforced insulation. Thus the ground is not needed.

In summary, the equipment are Class II appliances with the following design:

-The case is plastic

-There’s a double box symbol on the rating plate

This standard is usually applied to commercial equipment.

Class III

The equipments with a SELV(Satety Extra Low Voltage) supply circuit, no more than  42.4Vp-p/30V ac(r.m.s) or 60v dc, and does not generate the hazardous voltage.

In summary, it’s usually applied for medical devices like:

-Cochlear implants

-Implantable pacemaker pulse generator

-Renal Stents

-Wearable automated external defibrillators

-High frequency ventilators

Summary

With our digital usage increasing, the power supply safety and reliability is also developing, there will be more and more standards accordingly. Prowin will follow the market demand and offer the right power solution.

Are you trying to get the right power supply vendor? Let a reliable supplier provide you with high quality power supply solutions.

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