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When using the Apollo DIN-Rail Enclosure (part nos 29600-239, 29000-240)
in intrinsically safe (IS) systems, please ensure the following:
It is important that segregation be provided between the IS and non-
!
IS circuits. A distance of at least 50mm must be preserved between
live conducting parts of IS and other circuits.
A warning label should be attached to the box cover to indicate that IS
circuits are present. This label is provided inside the enclosure.
The enclosure must always be installed inside the safe area. Never install
this enclosure in the hazardous area.
Figures 1, 2 and 3 show how to connect a conventional and an addressable
IS circuit safely using the Apollo enclosure.
Safe Area
Fig 1 Conventional IS confi guration
www.acornfiresecurity.com
Apollo DIN-Rail Enclosure
© Apollo Fire Detectors Limited/J.Roughton/2004
FIRE DETECTORS LIMITED
DIN-Rail
Barrier
50mm
PP2184/2004/Issue 1
Hazardous
Area
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Related Manuals for Apollo 29600-239
Summary of Contents for Apollo 29600-239
- Page 1 PP2184/2004/Issue 1 FIRE DETECTORS LIMITED Apollo DIN-Rail Enclosure When using the Apollo DIN-Rail Enclosure (part nos 29600-239, 29000-240) in intrinsically safe (IS) systems, please ensure the following: It is important that segregation be provided between the IS and non- IS circuits. A distance of at least 50mm must be preserved between live conducting parts of IS and other circuits.
- Page 2 Part no: 55000-856 © Apollo Fire Detectors Limited/J.Roughton/2004 Fig 3 Analogue addressable IS confi guration for 29600-240 For further information relating to Apollo IS products, please refer to Apollo publications PP2028 (Series 60) and PP1095 (XP95). Acorn Fire & Security LTD...