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ML2055 Classroom Mortise Lever Lock - Authorized Egress - Motor Drive - Fail Secure Oil Rubbed Dark Bronze

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ACSI M1520M-AE-1-ML2055-NSA-613-LC ML2055 Classroom Mortise Lever Lock - Authorized Egress - Motor Drive - Fail Secure Oil Rubbed Dark Bronze

Item #: M1520M-AE-1-ML2055-NSA-613-LC by ACSI

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Features

Finish

Oil Rubbed Dark Bronze

Function

1520M AE-Fail Secure w/Authorized Egress

Cylinder Type

Less Cylinder

Finish Description

Oil Rubbed Dark Bronze

Product Type

Electronic Mortise Lock

Series

M1520M Series

Electric Options

Request to Exit

Strike Type

Straight Lip

ADA Compliant

YES

Finish Family

Dark Bronze

Strike Size

4-7/8" x 1-1/4"

Hub Size

5/16 Inch

Lever Size

4-13/16 Inch

Hub Material

Steel

Standards

UL Listed; California State Fire Marshall Approved; ANSI/BHMA A156.13 Series 100; Operational and Security Grade 1; A117.1 Accessibility Code

Front Material

Heavy Gauge Steel

Case Dimensions

5-7/8" x 4" x 15/16"

Function Description

Outside Trim is Unlocked When Power is Applied and Locked When Power is Removed. Lockset will Lock in the Event of a Power Failure

Front Size

8" x 1-1/4" x 3/32"

Function Family

Fail Secure

Strike Lip

1-1/8 Inch

Product Projection

2-5/8 Inch

Spacing

3-5/8" (Knob/Lever to Cylinder); 2-7/16" (Knob/Lever to Thumbturn)

Rose/Escutcheon Width

2-1/4 Inch

Rose/Escutcheon Length

2-1/4 Inch

Electrified Features

12/24V at 250mA Inrush; 10mA Holding

Features

Simple User Selectable Fail Safe/Fail Secure Operation in Motor Controlled Locks; Continuous Duty Rated; Low Power Consumption; Interface With Life Safety Systems

Voltage

12 to 24VAC/VDC

Grade

ANSI/BHMA Grade 1

Application

Offices; Schools; Hospitals; Hotels

Hand

Field Reversible

Backset

2-3/4 Inch

Handing

Reversible

Warranty

10 Year

Color Code

613/US10B

Door Thickness

1-3/4 inch

Latch Throw

3/4 Inch

Manufacturer Parent

ACSI

Monitor Switch Rating

2A at 30VDC; 3A at 125VAC

Latchbolt Size

5/8" x 1"

Auxiliary Latch Throw

9/16 Inch

Latchbolt Type

2-Piece Mechanical With Anti-Friction Insert

Sub-Series

EAC_Electronic_Mortise_Locks_acsi_35

Product Overview
1500 SeriesElectric Mortise Lock

ACSI Series 1500 Electric Mortise Locks provide safety and security for stairtower doors or controlled areas where both locking and latching are required. The locks are available in motor-controlled or solenoid-controlled to allow remote electric locking or unlocking while conforming to life-safety codes.

Features:
  • UL Listed
  • California State Fire Marshall approved
  • Fail Safe (Power Lock)
  • - Outside trim is locked when power is applied and unlocked when power is removed (storeroom function when energized).
  • Lockset will unlock in the event of a power failure (passage function).
  • Fail Secure (Power Unlock)
  • - Outside trim is unlocked when power is applied and locked when power is removed. Lockset will lock in the event of a power failure.
  • Simple user selectable fail safe/fail secure operation in motor-controlled locks
  • Continuous duty rated
  • Low power consumption
  • 24VDC, 24VAC, 12VDC, or 12VAC operation
  • When key cylinders are provided in the locks, the latch bolt may be momentarily retracted with key even though electrically locked.
  • Note: Locks that are electrically unlocked may not be locked via the key cylinder.
  • Wide variety of monitoring options are available
  • Interface with life-safety systems
Corbin Russwin: Models:
  • 2055
Modifications:
  • 1520M, 1510M, 1520C, 1510C, 1500
Options:
  • AE, LM, AM, LB, SM, KM
Specifications: 1510 - Fail Safe (Power Lock):
  • Outside trim (or both outside and inside trim depending on the lock function) is locked when power is applied and unlocked when power is removed. Lockset will unlock in the event of a power failure.
1520 - Fail Secure (Power Unlock):
  • Outside trim (or both outside and inside trim depending on the lock function) is unlocked when power is applied and locked when power is removed. Lockset will lock in the event of a power failure.
Key Function:
  • The latch bolt may be momentarily retracted with a key even though the lockset is electrically locked.
Electrical Specifications:
  • Voltage: 12-24V AC/DC (11V - 30V)
  • Current: 250mA MAX Inrush, 10mA MAX Holding
  • Non-polarized Leads
Switch Slider Settings:
  • Yellow: Fail Secure
  • Green: Fail Safe
2-Conductor Wire Run:
  • Distance 12V/24V: 125'/250'
  • Wire Gauge: 22
  • Distance 12V/24V: 200'/400'
  • Wire Gauge: 20
  • Distance 12V/24V: 300'/600'
  • Wire Gauge: 18
  • Distance 12V/24V: 500'/1000'
  • Wire Gauge: 16
  • Distance 12V/24V: 750'/1500'
  • Wire Gauge: 14
  • Distance 12V/24V: 1250'/2500'
  • Wire Gauge: 12
  • Note: Power must be applied to the lock after a switch slider setting change.