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Emergency drivers and luminaires require two branch circuit connections. These inputs have the
following functions:
1.
Normal branch circuit to sense failure of the normal supply. Connect to Sense Input
connector.
2.
Normal/Emergency branch circuit providing power to the luminaire in both conditions.
Connect to Maintained Input connector.
Sense detects when power is lost and forces the luminaire to a full-on state, powered by the
emergency supply through the Constant Power input. Control of the luminaire will not be
available until the sense input has been restored.
WARNING:
emergency feeds.
AVERTISSEMENT :
entre les alimentations de détection et de secours.
WARNING:
must have the same phase. The diagram below shows the recommended
installation.
AVERTISSEMENT :
d'entretien (normal/secours) doivent être sur la même phase. Le schéma ci-
dessous présente l'installation recommandée.
normal
normal/emergency
from UL1008
ATS by others
12
Do not mix 120 V and 277 V between the sense and
Ne pas inverser les alimentations à 120 V et 277 V
Sense (normal) and Maintained (normal/emergency) feeds
Les alimentations de détection (normale) et
normal
breaker
used to sense normal power failure
panel
emergency
normal/emergency branch circuit
breaker
connect to Maintained input
panel
normal branch circuit
connect to Sense input
ArcSystem multi-cell
emergency luminaire
or
ArcSystem one-cell
emergency luminaire
with emergency
driver
ArcSystem Installation Manual
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