SECO-LARM SD-991A-D1Q User Manual

®
 Mini fail-secure electric door strike
 12VDC operation
 Includes no-cut and low-cut strike plates
 Door remains locked if power is lost
 Reversible non-handed design
2.
SD-991A-D1Q
Mini Electric Door Strike
Manual
Features:
 Can be used with almost any cylindrical
door locking system
 Suitable for office-type applications
 Compatible with digital keypads, pushbutton
switches and other entry devices
1.

SECO-LARM SD-991A-D1Q Specifications

General

Material	Stainless Steel
Voltage	12V DC
Current Draw	250mA@24VDC
Suitable for	Metal and Wooden Doors
Fail Mode	Fail Secure

Summary

SECO-LARM Mini Electric Door Strike Manual

Features

Parts List and Specifications

Parts List

List of components included with the electric door strike.

Specifications

Technical details including operating voltage, current draw, and dimensions.

Overview Diagrams

Visual representations and dimensions of strike plate options.

Installation Guide

Timely® Interior Door Frames

Guidance for installing the door strike into Timely® interior door frames.

Non-Timely® Interior Door Frames

Steps for installing the door strike into non-Timely® interior door frames.

Wiring the Electric Door Strike

Instructions for connecting the electric door strike wires for proper operation.

Troubleshooting

Electric Strike Does Not Activate

Diagnosing and resolving issues when the electric strike fails to activate.

Door Does Not Open When Activated

Troubleshooting steps when the door fails to open after activation.

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