Yale AU5491LN Grade 1 Electrified Cylindrical Lock, Fail Secure

Yale AU5491LN Grade 1 Lever Lock, Fail Secure
                                                                                                
Function: 5491LN - Fail Secure
• Power on unlocks outside lever.
• Inside lever always active.
• Latchbolt retracted by key when power is off.
• Free Wheeling lever when power is off (locked).

Door thickness: Patented (patent no. 6,131,970) door adjustable rose support plates allow the 5400LN to easily adjust to doors from 1-3/4" to 2" thick. It can also be used on 1-3/8" thick doors by adding two spacer plates P/N 14-5401-6644.

Backset: 2-3/4" (70mm) standard. Optional: 3-3/4" (95mm) and Extensions links up to 19".

Latchbolt: Stainless steel with 1/2" throw. Optional: 3/4" throw deadlocking fire latch for pair of doors.

Auxiliary Latchbolt: Deadlocking latchbolt prevents manipulation when door is closed.

Front: Wrought brass, bronze, or stainless steel, 2-1/4" (57mm) x 1-1/8" (29mm).

Strike: Wrought brass, bronze or stainless steel ANSI curved lip, 4-7/8" x 1-1/4" x 1-1/4" lip to center standard. Optional strikes, lip lengths and ANSI wrought strike box available.

Free wheeling lever trim: All 5400LN locking functions feature the Free Wheeling lever mechanism. When the outside lever is locked, it will rotate freely up and down while remaining securely locked.

knurled designs: Where required by the local authority, 5400LN trim can be knurled to be identifiable to the touch for blind persons. All lever designs in all finishes may be ordered knurled. Only the outside lever will be knurled unless specified otherwise.

Warranty: The 5400LN Series cylindrical lever lock carries a seven-year warranty. Likewise, the 5400LN carries a lifetime warranty against lever sag and lever spring breakage.

Installation: 5400LN Series Cylindrical Locks conform to ANSI/BHMA Specifications A156.115 which cover hardware preparations for steel doors and steel frames and A156.115-W which cover hardware preparations for wood doors with wood or steel frames.

A.D.A.: The 5400LN meets accessibility guidelines of the Americans with Disabilities Act and the requirements of the Uniform Federal Accessibility Standards and ANSI 117.1, all requiring ease of accessibility for the handicapped.

Fire listings: UL - cUL Fire Label for all door functions up to 3 hours.

iso: 9001 Designed and manufactured under a certified ISO 9001 quality system.

Model: Yale AU5481LN 626, AU5481LN 605, AU5481LN 606, AU5481LN 612, AU5481LN 613E, AU5481LN 625