• Latchbolt by grip either side, unless outside grip is locked by energizing solenoid.

• Latchbolt by key outside when solenoid is energized.

• Inside grip always free.

• Auxiliary latch deadlocks latchbolt.

Combine simplicity and access control with the Corbin Russwin ML20900 ECL series electrically controlled mortise lock. Utilizing the proven ML2000 Series mortise lockset with the patented quick reversible latchbolt, the ML20900 series provides solenoid-operated remote locking and unlocking. The self-contained integral continuous-duty solenoid allows installation in standard mortise prep with slight modification by door manufacturer. The ML20900 ECL is ideal for use where increased security is necessary at all times, such as tenant space, pharmacies, computer rooms, and high security areas.

In applications where increased security is required, look no further than the ML2000VR Vandal Resistant Trim. This cast stainless steel trim features tapered edges, double through bolts, torx-pin tamper resistant screws and the lever remains attached to the escutcheon when the spindle is broken. Also available is the patented Pyramid cylinder from

Corbin Russwin, the most secure locking system available. Pyramid is especially recommended for installations that require superior protection against picking, drilling and other surreptitious entry. See the Pyramid catalog for additional information.

• Available in 24 volt AC/DC

• Fail Safe or Fail Secure

• Minimal power requirements – lock is designed to lock or unlock as the situation demands

• Mechanical key override

• Patented Quick Reversible latchbolt, Patent # 6,349,982

• Full line of trims available, including the Vineyard Collection, the Muséo Collection and Vandal Resistant

• Increased security available by adding Pyramid cylinders

Features

Handing

Handed; quick reversible. The lockset can be re-handed without disassembling the lockcase.

Door Thickness

1-3/4" (44mm) standard. Optional door thicknesses available.

Backset

2-3/4" (70mm).

Lockcase

Heavy-gauge steel, 5-7/8" (149mm) x 4" (102mm) x 15/16" (24mm).

Front

Heavy gauge steel, 8" (203mm) x 1-1/4" (32mm) x 3/32" (2mm). 

Accommodates flat doors and doors beveled 1/8" (3mm) in 2" (51mm).

Armored Front

Wrought brass, bronze or stainless steel attached by machine screws to lockcase front.

Latchbolt

2-piece mechanical anti-friction insert, 5/8" (16mm) x l" (25mm) x 3/4" (19mm) throw.

Auxiliary Latchbolt

9/16" (14mm) effective throw and 3/8" (10mm) effective auxiliary latch deadlocking.

Hub

• Knob: stainless steel, 9/32" (7mm) x 9/32" (7mm).

• Lever: steel, 5/16" (8mm). 

• 3/8" (10mm) stainless steel.

Spacing

C. to c. knob/lever to cylinder: 3-5/8" (92mm)

C. to c. knob/lever to thumbturn: 2-7/16" (62mm).

Strike

Wrought brass, bronze or stainless steel ANSI straight lip standard, 4-7/8" (124mm) x 1-1/4" (32mm) x 1-1/8'' (29mm) lip to center. Optional strikes, lip lengths and ANSI wrought strike box available.

Trim

Available with all ML2000 Series trim designs including the Vineyard™ Collection and the Muséo® Collection.

Cylinder

Brass, 6-pin, L4 keyway, 0-bitted standard. Optional cylinders available.

Keys

Two nickel silver standard.

Warranty

Ten-year limited warranty on ML2000 mortise lockset. Two-year limited warranty on electronic components.

See the Corbin Russwin Vineyard™ Collection catalog for warranty information on the Infini-T® finish.

Electrical Specifications

(Fail Safe/Fail Secure)

24VAC/VDC @ 390mA

Continuous duty solenoid. 

Monitor Switch Rating: 4 amp @ 250 VAC

Note: Operating voltage not to exceed +/- 10%.

Monitor Options

M91 - Latchbolt Monitor

Latchbolt monitoring is a SPDT switch which monitors the full extension of the main latch.

M92 - Request to Exit Monitor

Request to Exit monitoring is a SPDT switch which monitors the activation of the trim. (Both levers activate switch)

M105 - Security Monitor

Security Monitor is two switches in series that monitors lock status (locked or unlocked) and Auxiliary Latch position.

Certification/Compliance

ANSI

Meets A156.13 Series 1000, operational Grade 1. 

Meets A117.1 Accessibility Code.

Federal

Meets FF-H-106C.

UL /ULC

All locks listed for A label and lesser class doors, 4' x 10' single or 8' x 10' pair.  Letter F and UL symbol on armored front indicate listing. Meets requirements of UL1034. 

Any retrofit or other field modification to a fire rated opening can potentially impact the fire rating of the opening, and Corbin Russwin, Inc. makes no representations or warranties concerning what such impact may be in any specific situation. When retrofitting any portion of an existing firerated opening, or specifying and installing a new fire-rated opening, please consult with a code specialist or local code official (Authority Having Jurisdiction) to ensure compliance with all applicable codes and ratings.

California State Reference Code

(Formerly Title 19, California State Fire Marshal Standard)

All levers with returns comply; levers return to within l/2" of door face.