Von Duprin QEL3347AEO 3 US3 Grade 1 Narrow CVR Exit Device 605

Von Duprin QEL3347AEO is a Grade 1 Concealed Vertical Rod Exit Device designed for both single and double doors, combining functionality with a sleek, narrow stile pushpad. This exit-only device is equipped with electric latch retraction, ensuring smooth and efficient operation in emergency situations. The polished brass finish (US3) not only enhances its aesthetic appeal but also provides durability and resistance to wear. With a device length of 36 inches, the QEL3347AEO fits door widths ranging from 28 to 36 inches and is suitable for door stiles as narrow as 2-1/8 inches, making it ideal for various architectural applications. The device features a deadlocking anti-friction top and bottom bolt with a 5/8-inch throw for added security and reliability. Engineered for commercial use, this device is UL listed for panic exit hardware and complies with ANSI A156.3 - 2001 Grade 1 standards, ensuring top-tier performance. The non-handed design simplifies installation and accommodates both left and right-hand doors. Its adjustable vertical rods allow for flexibility in installation heights, ranging from 6'8" to 8'4" for the top rod and 35 5/8" to 49 5/8" for the bottom rod. The QEL3347AEO is a trusted choice for professionals seeking a reliable and efficient exit solution.

Grade 1 Narrow CVR Exit 605

Grade 1 Concealed Vertical Rod Exit Device, Narrow Stile Pushpad, Exit Only, Less Trim, 36", Less Dogging, Electric Latch Retraction, Bright Brass Finish, Non-Handed

3347A and 3547A for all types of single and double doors, UL listed for panic exit hardware. Devices are ANSI A156.3 - 2001 Grade 1. The 3547A has a smooth mechanism case and the 3347A has grooved case. The concealed vertical rod device is non-handed except when the SS (signal switch) option is used. See opposite page for available outside trim and device functions.

3347A fits door stiles as narrow as 2-1/8" (44 mm), wood door stiles as narrow as 4" (102mm).

3347A is for all types of single and double doors, UL listed for panic exit hardware. Devices are ANSI A156.3 – 2001 Grade 1 and the 3347A has a grooved case. The concealed vertical rod device is non-handed except when the SS (signal switch) option is used.

Device lengths: 2' 2' (610 mm) Door size 3' 2'4" to 3' (660mm to 914 mm) door size 4' 2'8" to 4' (813 mm to 1219 mm) door size

Device centerline from finished floor: 39 13/16" (1006mm)

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

Mechanism case dimensions: 2 1/4" x 2 1/4" (57mm x 57mm)

Projection: Pushbar neutral – 3 13/16" (97 mm) Pushbar depressed – 3 1/16" (78 mm)

Latch bolt: Deadlocking anti-friction top & bottom bolt 5 /8" (16mm) throw

Door undercut: 1 /4" (7mm)

Top & bottom latch: 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)

Fasteners & sex bolts (SNB): Includes 1 3/4" (44mm) – 2 1/4" (57mm) wood & metal doors #425 SNB furnished standard for end case #325 SNB furnished standard for EO (exit only device)

Resources

• 3347A Series Concealed Vertical Rod Exit Device Cut Sheet
• 372L-DT Control for 33/3547/47-F Metal Door Installation Instructions
• EL for Exit Devices Data Sheet
• QEL Data Sheet
• QEL Sell Sheet
• Quiet Electric Latch FAQ
• Von Duprin 33/35 and 98/99 ALK Alarm Kit Installation Instructions
• Von Duprin 33/35 and 98/99 End Cap Retrofit Kit Installation Instructions
• Von Duprin 33/3547A Service Manual
• Von Duprin 33/3547A/48A Bottom Rod Assembly Instructions
• Von Duprin 33/3547A/48A Top Rod Assembly Instructions
• Von Duprin 33/99 LD Kit Installation Instructions
• Von Duprin 3347A/3547A Installation Instructions
• Von Duprin Exit Alarm Kit Sell Sheet
• Von Duprin Finishes Chart