Von Duprin 3347AEO 3 US28 LBR Grade 1 Narrow CVR Exit Device 628Von Duprin 3347AEO 3 US28 LBR Grade 1 Narrow CVR Exit 628 is a robust Grade 1 concealed vertical rod exit device designed for both single and double doors. This exit-only device features a narrow stile pushpad and is UL listed for panic exit applications, ensuring reliable performance in emergency situations. With a satin aluminum clear anodized finish, it seamlessly integrates into various commercial environments. The 3347AEO is engineered for door stiles as narrow as 1 3/4 inches and wood door stiles down to 4 inches, providing versatility in installation. Its hex key dogging mechanism allows for convenient operation and maintenance. The device is designed with a smooth mechanism case and adjustable vertical rods, accommodating door heights from 6'8" to 8'4". Key features include a deadlocking anti-friction latch bolt with a 5/8-inch throw, ensuring secure closure. The adjustable top and bottom rods can be tailored to fit various door sizes, while extension rod kits are available for taller doors. Non-handed design simplifies installation, and the minimal projection allows for unobtrusive aesthetics. With a limited 3-year warranty, Von Duprin 3347AEO stands as a reliable choice for enhanced safety and accessibility in commercial spaces.
Grade 1 Narrow CVR Exit 628
Grade 1 Concealed Vertical Rod Exit Device, Narrow Stile Pushpad, Exit Only, Less Trim, 36", Hex Key Dogging, Less Bottom Rod, 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 - 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. 3347A/3547A fits door stiles as narrow as 1 3/4"(44 mm), wood door stiles as narrow as 4"(102mm). Newly designed device has a one piece center case cover. Device Lengths: 3' 2'4" to 3', 4' 2'10" to 4'. Hex key dogging standard. Vertical Rods: Round 2 piece adjustable rods; Top rod adjustable from 6'8" to 8'4".
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)
Attributes
Ansi: A156.3 2008
Base Material: Aluminum
Commercial Residential: Commercial
Device Length: 36"
Device Type: Concealed Vertical Rod
Dogging Options: Hex Key Dogging
Door Height: 100"
Door Material: Hollow Metal
Door Thickness: 1-3/4"
Door Width: 28" to 36"
Finish: 628/US28
Finish Family: Matte Silver
Fire Rated: No
Grade: Grade 1
Handing: Non-Handed
Includes Cylinders: No
Includes Trim: No
Installation: Commercial
Limited Warranty: 3 Years
Mechanical Function: Exit Only
Mechanical Options: Less Bottom Rod
Minimum Stile Size: Narrow
Pack Qty: 1
Physical Appearance: Narrow Stile Pushpad
Reversible: Yes
Series: 3347A Series Concealed Vertical Rod Exit Device
Ship Weight: 16 lbs.
Strike Bottom: 385A
Subtype: Concealed Vertical Rod Exit Devices
Top Strike: 338
Trim Type: Less Trim
Type: Exit Devices
Ul Listing: UL Listed
Unit of Measure: Each
Unit of Measure 2: Case
Unit of Measure 2 Qty: 3
Resources
