A spring-return damper actuator is provided with the damper assembly alongside mechanical position switches that indicate open and closed states. A local disconnect switch supplies 120VAC power from the electrician. Damper status connects to the life safety system as indicated by schedules on the plans.
LOCAL DISCONNECT SWITCH BY ELECTRICIAN 120VAC, SPRING RETURN DAMPER ACTUATOR (PROVIDED WITH DAMPER ASSEMBLY) DAMPER MECH. POS. SWITCH (OPEN WHEN DAMPER IS CLOSED) DAMPER MECH. POS. SWITCH (CLOSED WHEN DAMPER IS CLOSED) FSD B1-1-1 SUPPLY SHAFT FIRE SMOKE DAMPER SEE PLANS DAMPER STATUS TO LS FSD B1-1-2 FSD B1-2-1 FSD B1-2-2 FSD B1-3-1 FSD B1-3-2 FSD B1-4-1 FSD B1-4-2 FSD B1-5-1 FSD B1-5-2 FSD B1-6-1 FSD B1-6-2
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