Von Duprin 3547AEO-F LBR | Grade 1, Fire Rated Narrow Stile Concealed Vertical Rod Less Bottom Rod Exit Device, Smooth Mechanism Case
The Von Duprin 3547AEO-F LBR is a grade 1, fire rated, concealed vertical rod less bottom rod exit device for narrow stile doors. This Von Duprin 3547A-F-LBR fire rated cvr less bottom rod is a high quality, heavy duty exit device, built for use in high traffic applications. Being less bottom rod makes this Von Duprin 3547-F-LBR cvr lbr exit device easier to install and maintain.
Choose from many different options when purchasing this Von Duprin 35 fire concealed vertical rod less bottom rod exit device. You can select from numerous finishes, electrical and mechanical options. If you are looking for options including request to exit (rx), latchbolt monitoring (lm), exit alarms etc., the exit device is available with all these options. If you have already installed the Von Duprin 3547-F LBR exit device and are looking for field upgrade kits, then please fill out a quote request form here.
Specifications of Von Duprin 3547A-F LBR Fire Concealed Vertical Rod Less Bottom Rod Exit Device
Device lengths
2' 2' (610 mm) Door size
3' 2'4' to 3' (660mm to 914mm) Door size
4' 2'8" to 4' (813mm to 1219mm) Door size
Device centerline from finished floor
39 13/16" (1006 mm) standard; adjustable from 35 5/8" (905mm) to 49 5/8" (1260mm)
Center case
8 13/16" x 2 13/32" x 1 9/16" (208mm x 62mm x 40mm)
Mechanism case
2 1 ⁄4" x 2 1 ⁄4" (57mm x 57mm)
Projection
Pushbar neutral – 3 13/16" (97mm)
Pushbar depressed – 3 1/16" (78mm)
Latch bolt
Deadlocking anti-friction top and bottom bolt 5/8" (16mm) throw
Door undercut
1 ⁄4" (7mm)
Top and bottom latch case
3 3/4" x 1 1/2" x 1" (89mm x 38mm x 25mm)
Vertical rods
Round 2 piece adjustable rods
Top rod adjustable from 6'8" (2027mm) to 8'4" (2533mm)
Bottom rod adjustable from 35 5/8" (905mm) to 49 5/8" (1260mm)
Extension rod kits available for doors over 8'4" (2533mm)
Finishes
605, 606, 612, 619 (35A only), 625, 626, 626AM, 628, 710, 711
Fasteners and sex bolts (SNB)
Includes 1 3/4" (44mm) – 2 1/4" (57mm) wood and metal doors
#425 SNB furnished standard for end case
#325 SNB furnished standard for EO (exit only device)
Features available for Von Duprin 3547A Fire CVR LBR Exit Device
Electrified options
ALK Alarm exit kit
CX Chexit delayed exit
EL Electric latch retraction
ESL Emergency secure lockdown
HD-EL Electric latch retraction with hex dogging
LX Latch bolt monitor switch
LX-RX Request to exit / latchbolt monitoring
QEL Quiet electric latch retraction
RX Request to exit,
WP-RX waterproof option
RX-LC, LX-LC, LX-RX-LC, Low current option for RX, LX, LX-RX
SS Signal switch
CON Allegion Connect
Misc options
GBK Glass bead kit
HH Hurricane
LBR Less bottom rod
PN Pneumatic
SEC Security screws
SG Safety glow
SNB Sex bolts
Please fill out a Quote Request Form, if you do not see an option listed.
Strikes
388 (Top) Unfinished
385A (Bottom) Unfinished
Optional strikes
- Option:Choose Finish (Click here to see our Detailed Door Hardware Finish Guide):
- https://blog.locksandsafes.com/2020/07/28/lock-and-door-hardware-finishes/
