OK.  EN 55022 is the ITE specific emissions standard.  It does have two sets
of limits with a statement that Class B is intended for certain product
types which may be used in a domestic type environment and a statement that
Class A products should have a warning that they may cause interference if
used in a domestic environment.  CISPR 22 does not use the term "industrial"
to define an environment.  It merely warns that the class A limits may not
provide enough protection to neighboring users of the RF spectrum if the
device is used in a domestic environment.

Ghery

-----Original Message-----
From: William D'Orazio [mailto:[email protected]]
Sent: Tuesday, December 05, 2000 2:37 PM
To: 'Pettit, Ghery'; William D'Orazio; EMC Posting (E-mail)
Subject: RE: EN55024


BYI, EN55011 should read EN55022.

William D'Orazio
CAE Electronics Ltd.
Electrical System Designer

Phone: (514) 341-2000 (X4555)
Fax: (514)340-5552
Email: [email protected]


-----Original Message-----
From: Pettit, Ghery [mailto:[email protected]]
Sent: Tuesday, December 05, 2000 5:33 PM
To: 'William D'Orazio'; EMC Posting (E-mail)
Subject: RE: EN55024


EN 55024 is the ITE specific immunity standard.  It is based on CISPR 24
which makes no distinction between environments.  EN 55011 is based on CISPR
11 and relates to different product families.  They do not come from the
same subcommittees in CISPR, so it's like comparing apples and oranges.

Ghery Pettit
Intel

-----Original Message-----
From: William D'Orazio [mailto:[email protected]]
Sent: Tuesday, December 05, 2000 1:22 PM
To: EMC Posting (E-mail)
Subject: EN55024



Gents,

        Why is it that EN55011 defines test levels for both industrial and
residential environments (class A, B) and EN55024 does not?  Are the levels
in EN55024 applicable to all environments (obviously not) so how does one
define the test levels for an ITE in an industrial environment?

Thanks in advance,

 <<...>> 

William D'Orazio
CAE Electronics Ltd.
Electrical System Designer

Phone: (514) 341-2000 (X4555)
Fax: (514)340-5552
Email: [email protected]


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