EST LSS4 - Page 10

System Introduction
14
power fai! ure or brownout
condition
for central station operation.
system
trouble relay’ by an AC
may be opt ionally delayed6
hours
Style
D Converter Module:
4GLA
"' Device
master
Optional 4CLA modulesare available
Circuits from .styJeB (sussB),to
paneland4 _EXPand
CityTie Module. MBPR
The
MBPR provide
s
for local
operation
.
The MB PR board
formC ala
open
tOConvertthe Initiating
st he D (classA) on the LSS4
SZEXP Zone Expansion Modules,
energy
auxiliaryund remote station
takesthe
placeofa 4REXP relay card.
A
tWt COD*act is providedfor external
system
Col
1 ector circui rs me pro videdfor
system
alarm.
interface.S w'itched
superv
isory
conditions,as wellas alarm conditions
on
InitiatingDev iceC ircuii.
trouble,and
each individual
AMxi!iary ower *••PP!' Module: LSSPS anti LSSpS/Z3OVAC
TheLSSPS auxiliary power supply prov ides additional battery
backed
up2ñVDC@ 3.5 Ampsfor Notification Appl tanceor auxiliary circuits.
EachUSPS power supply requiresoneoftwo dedicated enclosure
locations.The LSSPS/230VAC is designedfor230VAC applications.
Releasing Module: RMOD
The RMOD extinguishin_ agent releasin• module requiresone module
spaceand proc ides three 1nitiating• Device Circuitsanda Notification
Appliance Circuit which maybe confi_•uredas follows:
• StjleB (classB) InitiatingDev ice Circuits capableofsupporting2 or
4 wire smoke detectors.
• StyleC Initiatin¿ Dev ice Circuits capableof supporting2-w ire smoke
detectors.
• StyleC man ual ayent releaseand abort ci Acct ts.
• StyleY (clasS B) pre-discharge Notification Appliance Circuit.
The RMOD features independent manualand automaticdelay timers,
and thec hoiceof Industrial Risk Insurers (IRI)or Headman abort
sequences utilizing styleC abort initiatin•circuit o'iring.The two agent
release solenoid circuitsare supervisedfor openand shon circuits.An
RMOD requiresone module space.
LSS4 Installation, Operation,and Maintenance Manual