Factory Direct Hardware Von Duprin 9957EO26D3 - Manual (Page 12)

9875-F/9975-F Mortise Lock Fire Exit Device
10 © 2004 Ingersoll-Rand. May be copied for use with specification submittal.
9875-F/9975-F fire exit mortise lock devices for all types of single doors up to 4´ x 10´ (1219mm x 3048mm)
or 8´ x 10´ (2438mm x 3048mm) double doors installations, UL listed for Fire Exit Hardware; See page 41 for
detailed information on UL listed fire exit hardware label and door opening size information. Devices are
ANSI A156.3 – 2001 Grade 1. Fits door stiles as narrow as 4
³ ₄" (121mm). The 9875-F device has a smooth
mechanism case and the 9975-F device has a grooved case. The mortise lock device is non-handed except when
the following device options are used: -2 (Double Cylinder) or SS (Signal Switch) devices. See Opposite page
for available outside trim and functions.
The 9875-F/9975-F devices are available in the following finishes: US3, US4, US10, US26, US26D, US28, 313AN,
315AN and US32D for the 9875-F device only. See page 52 for component finishes and the inside cover for
finish chips.
The 7500 Mortise lock is equipped with a ³ ₄" (19mm) anti-friction latch bolt which is field reversible without
removing the lock from the door. It has a non-handed auxiliary bolt for deadlocking and a faceplate with an
adjustable bevel.
575 Strike
Specifications
Device Functions Device ships EO/DT/NL. Field selectable. For TP,K,or L remove NL
drive screw from device
Device Lengths 3’ 2’4" to 3’ (711mm to 914 mm) Door Size
4’ 2’10" to 4’ (864 mm to 1219 mm) Door Size
Strikes 575 – Dull Black
Optional Strikes – see page 39
Dogging Feature No Mechanical Dogging, EL option available
Electric Options RX Pushpad Monitor Switch see page 42
RX2 Double Pushpad Monitor Switch see page 42
E Electric Locking & Unlocking see page 44
EL Electric Latch Retraction see page 43
SS Signal Switch see page 43
CX Chexit Delayed Exit see page 45
ALK Alarm Exit Kit see page 42
Miscellaneous Options PN Pneumatic Latch Retraction see page 48
-2 Double Cylinder see page 48
GBK Glass Bead Kit see page 49
Fasteners & Includes 1 ³ ₄" (19mm) – 2 ¹ ₄" (57mm) Wood & Metal Doors
Sex Bolts (SNB) Optional SNB available for device, see next page for quantities
Optional SLM Blocking Pkg for wood doors with SLM blocking
SNB required for wood doors, unless SLM Blocking Pkg. specified
Device Centerline from 39 ⁵ ₈" (1006 mm)
Finished Floor
Center Case Dimensions 8" x 2 ³ ₄" x 2 ³ ₈" (203mm x 70mm x 60mm)
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)
See page 53 for How to Order specification