Von Duprin 3547ANL-OP 3 US28 Grade 1 Narrow CVR Exit Device 628

Von Duprin 3547ANL-OP 3 US28 Grade 1 Narrow CVR Exit 628 is designed to offer reliable and secure egress in commercial environments. This Grade 1 concealed vertical rod exit device features a narrow stile pushpad, measuring 36 inches, and operates with a night latch function. Engineered for both single and double doors, it is UL listed for panic exit hardware, ensuring compliance with safety standards. The device is crafted from durable aluminum and is available in a sleek satin aluminum clear anodized finish (US28). Its non-handed design simplifies installation, accommodating door stiles as narrow as 2-1/8 inches, making it versatile for various applications. The 3547ANL-OP also features hex key dogging for added convenience. With adjustable vertical rods, the top rod extends from 6'8" to 8'4", and the bottom rod adjusts from 35 5/8" to 49 5/8", ensuring a perfect fit for doors up to 100 inches in height. The deadlocking anti-friction latch bolt provides enhanced security, while the mechanism case dimensions are 2 1/4" x 2 1/4". This exit device not only meets ANSI A156.3 standards but also exemplifies Von Duprin's commitment to quality and safety in door hardware solutions.

Grade 1 Narrow CVR Exit 628

Grade 1 Concealed Vertical Rod Exit Device, Narrow Stile Pushpad, 36", Night Latch, No Pull, Cylinder Only, Hex Key Dogging, Satin Aluminum Clear Anodized 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