Von Duprin QEL3549AEO-F LBL | Grade 1 Fire Rated Concealed Vertical Cable Less Bottom Latch Exit Device For Hollow Metal Single and Double Doors with Quiet Electric Latch Retraction, Smooth Mechanism Case

Von Duprin QEL3549AEO-F LBL | Grade 1 Fire Rated Concealed Vertical Cable Less Bottom Latch Exit Device For Hollow Metal Single and Double Doors with Quiet Electric Latch Retraction, Smooth Mechanism Case

The Von Duprin QEL3549AEO-F LBL is a grade 1, fire rated, concealed vertical cable less bottom latch exit device featuring quiet electric latch retraction. The Von Duprin QEL3549-F-LBL provides enhanced security and streamlined aesthetics – no surface-mounted rods, mullions or metal wraps are visible. Further the quiet electric latch retraction feature makes the device a choice solution for installation in hollow metal single and double doors, where you require remote latch retraction. Such places include hospitals, theaters, museums and libraries.

This Von Duprin QEL3549F-LBL is a popular choice for use. You can buy this QEL concealed vertical cable device with various switch options, such as request to exit (rx), latchbolt monitoring (lm) and exit alarms. Since this is a fire rated device, it comes without dogging options. Choose from various finishes when purchasing the Von Duprin QEL3549F-LBL fire cvc lbl exit device. You can also buy the device for various door sizes. Please contact us by filling out a quote request form, for any questions that you might have.

Specifications of Von Duprin QEL3549A-F LBL Fire Concealed Vertical Cable Less Bottom Latch Exit Device with Quiet Electric Latch Retraction

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" (1006mm)

Center case

8 13 /16" x 1 9/16" x 2 13/32" (208mm x 40mm x 62mm)

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 1/2" (13mm) throw

Door undercut

3⁄4" (19mm) maximum – 24231516 spacer block kit needed for 3/4" (19mm) undercut

Top and bottom latch case

5 13/16" x 1 1/4" x 1 7/16" (147mm x 32mm x 37mm)

Vertical cables

7/32" (6mm) diameter stainless steel cables

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) metal doors

#425 SNB furnished standard for end case

#325 SNB furnished standard for EO (exit only device)

Features available for Von Duprin 3549 Fire CVC LBL QEL 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 (For 33/3549A devices, LX switch monitors trim input or electric dogging of EL/QEL devices. LX switch does not monitor latchbolt condition.)

LX-RX Request to exit / latchbolt monitoring (For 33/3549A devices, LX switch monitors trim input or electric dogging of EL/QEL devices. LX switch does not monitor latchbolt condition.)

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

Mec options

AX Accessible Device

Misc options

GBK Glass bead kit

LBL Less bottom latch

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

299 Top

349 Bottom