Page 40 - Electrical Installation in Hazardous Area

Introduction 19

have any detailed Standards but they will probably have only limited exper-
tise in the non-electrical areas covered. As a result of this it is likely that
a new set of approved bodies will appear separately from those in the
electrical sphere.
Another inclusion in this new Directive is the requirement for a manufac-
turer or supplier to have a quality management system in most cases and
to have that also certified to a set of requirements similar to BS/EN/ISO
900216 (although the requirements are again enshrined in the Directive).

Manufacturer designs
and constructs prototype
equipment in accordance
with appropriate EN
Standard
I

Manufacturer applies to
approved (notified) body
for certificate of
conformity

I
Approved body examines
equipment for compliance
with documentation
supplied and against
appropriate EN Standard
(including testing)
I

Approved (notified) body
advises detail of any
non compliances
i

Manufacturer corrects
compliances
non

Approved (notified)
body issues certificate

Note: In the UK both approved (notified) bodies require a
quality system to be in place at the manufacturers
which is certified by a certification body acceptable
to them to BSIENIISO 9002 (they issue such
certificates).
Fig. 1.6(a) Route to certification - Directive 76/117/EEC