1.

Independent of the standards, the EMC directive requires marking on
typeplate and/or documentation if an equipment is non-residential.

 

2.

Unwilling standards committees have been "reluctant" in including  the
definitions in written in their standards. 

CISPR I has been notorious in these for years, by not even defining
Class A for immunity (CISPR 24).

There are ample standards and EC documents giving an appropriate
definitions, in general something

like:

 

If it is predominantly used for households or is connected to a
residentially used power newtwork

the equipment will be residential or often said "Class B". 

If connected to a private power network then it should be Industrial or
"Class A".

 

One standard that comes to mind that gives a good description including
examples is EN 61326-1:2013.

An EC document TC210/Sec0515/INF from 2007 addresses the topic in full
and includes the recommendation to

include a common definition in all harmonized standards.

 

Gert Gremmen

 

Van: Bill Stumpf [mailto:[email protected]] 
Verzonden: dinsdag 8 december 2015 14:38
Aan: [email protected]
Onderwerp: Re: [PSES] EN55032 definition of residential environment

 

Ian,

 

There is no definition of "residential" environment in the standard or
the EMC Guide.  For reference, the FCC classifies products into consumer
(Class B) and non-consumer (Class A) categories.  In Europe the
manufacturer has a similar responsibility to make a product that meets
the EMC requirements appropriate for the intended use of the product.
For some products it is more or less up to the end user to determine if
a Class A or Class B compliant product is appropriate. 

 

You will find the Class A warning statement in the EN 55032 standard,
Clause 7.

 

Class A equipment shall have the following warning in the instructions
for use, to inform the

user of the risk of operating this equipment in a residential
environment:

 

W arning: This equipment is compliant with Class A of CISPR 32. In a
residential

environment this equipment may cause radio interference.

 

 

Bill Stumpf - Lab / Technical Manager

D.L.S. Electronic Systems, Inc.

166 South Carter Street

Genoa City WI 53128

Ph: 262-279-0210

 

 

 

From: McBurney, Ian [mailto:[email protected]] 
Sent: Tuesday, December 08, 2015 2:55 AM
To: [email protected]
Subject: [PSES] EN55032 definition of residential environment

 

Dear colleagues

 

In the 2015 edition of EN 55032 an interesting statement in clause 4.
"Equipment intended primarily for use in a residential environment shall
meet the class B limits. All other equipment shall comply with the Class
A limits."
I am unable to locate a definition for residential environment in the
standard. Does anyone know of an official definition? Would sports
stadia, theatres, hospitals, commercial industrial estates located in
residential housing be included in residential environments?

If the product is Class A, is the warning notice still required?
"Warning. This is a Class A product. In a domestic environment this
product may cause radio interference in which case the user may be
required to take adequate measures." This used to be a requirement in EN
55022.

 

Many thanks in advance.

 

Ian McBurney

Design & Compliance Engineer.

 

Allen & Heath Ltd.

Kernick Industrial Estate,

Penryn, Cornwall. TR10 9LU. UK

T: 01326 372070

E: [email protected]

 

 

Allen & Heath Ltd is a registered business in England and Wales, Company
number: 4163451. Any views expressed in this email are those of the
individual and not necessarily those of the company. 

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