Approved hold open unit RZ7 BT for multiple flexible fire protection closures with more than 10 min hold open time in case of power failure
Approved hold open unit RZ7 BT
for multiple flexible fire protection closures with more than 10 min hold open time in case of power failure, approval number Z-6.5-2011
Control unit RZ7 NT24-BMZ2
Building-authority approved hold open unit control with operation and display foil and the possibility to connect up to 2x20 fire detection elements. It is applicable for external activation through a superior control unit. The transfer of the activation signal to other control units is effected by an isolated contact. Powerful 24V DC power pack for external supply of AM-I and securing of alternative power supply (24V DC) in case of 230V power outage. Hold oen time comply with the capacity of the used battery.
Signal connection
Signal connection with other control units via potential relay contact (end position open and closed).
Central fire alarm system
Additional activation via central fire alarm system is possible.
Network supply
230VAC/50Hz(L/N/PE)
max. fuse protection 10A
Driving motor with locking device
The 230V alternating current motor used for electrical opening and works according to the fail-safe-principle. An AM-I is integrated in the drive unit and enables automatic speed control for the closing process and the 24VDC supply of the hold open unit.
Manual activator
Every smoke barrier can additionally be activated through a manual activator (push button).
This tender as a PDF! You can find the general PDF tender document for this control unit here.
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