Von Duprin 3547ADT 3 26D Grade 1 Narrow CVR Exit Device 626

Von Duprin 3547ADT 3 26D Grade 1 Narrow CVR Exit 626 offers a robust and reliable solution for exit security. Designed with a Grade 1 rating, this concealed vertical rod exit device features a narrow stile pushpad and a satin chrome finish that blends seamlessly into your building's aesthetics. Measuring 36 inches, it is suitable for both single and double doors, ensuring compliance with UL standards for panic exit hardware. This device is engineered for versatility, being non-handed for easy installation, except when using the optional signal switch. Its durable construction includes a deadlocking anti-friction latch bolt with a 5/8-inch throw, providing enhanced security during emergency exits. The adjustable vertical rods accommodate door sizes from 28 to 36 inches in width and can fit stiles as narrow as 2-1/8 inches. Additional features include hex key dogging for secure operation and a one-piece center case cover for streamlined functionality. With a mechanism case dimension of 2 1/4 inches square, it’s designed to fit various door heights while maintaining an aesthetically pleasing profile. Ideal for commercial applications, the Von Duprin 3547ADT combines safety, ease of use, and stylish design, making it a top choice for building professionals and discerning homeowners alike.

Grade 1 Narrow CVR Exit 626

Grade 1 Concealed Vertical Rod Exit Device, Narrow Stile Pushpad, 36", Dummy Trim, Escutcheon Pull, Hex Key Dogging, Satin Chrome 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 ñ 2008 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.

Finishes – US3, US4, US10, US15 (35A Only) US26, US26D, US26D-AM,US28, 313 and 315.

The concealed vertical rod device is non-handed except when the SS (signal switch) option is used. /3547A fits door stiles as narrow as 2-1/8" (44 mm), wood door stiles as narrow as 4" (102mm). Newly designed device has a one piece center case cover.

• 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

• 33/3547A-WDC & 33/3547A-WDC-F Series Wood Door Template
• 33/3547A-WDC-F-LBR Series Wood Door Template
• 372L-DT Control for 33/3547/47-F Metal Door Installation Instructions
• EL for Exit Devices Data Sheet
• Von Duprin Finishes Chart