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Motor Operator Mechanism

Type MNM1 Operator Utilizing 48 VDC Station Service, 20,000 inch-lbs Torque

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Type: MNM1

Torque: 10,000, 15,000, 20,000 inch-lbs

Operating Speed: 0-2, 3-5, 6-8, 9-13 seconds

Motor Control Voltage: 24, 48, 125 VDC

A single speed, torsional output motor operator for the control of group operated disconnect switches. This unit is automation-ready and includes alarms and contact indication of motor operator status and condition.  Type MNM1 is provided without an integral power supply, and typically utilizes station service or the power supply (batteries and charger) of associated equipment in close proximity.  A two-speed unit is available for switches with blade latching devices requiring normal open and fast slam close.

Provides local, remote and automatic operation of switches in distribution, transmission and substation applications, including
operation through relay, supervisory control and automatic transfer and sectionalizing schemes.

Features & Benefits
High ratio of features to cost

Quick, simple field installation saves time and cost

Maintenance-free design

Unit is automation-ready providing a platform for easy integration of an rtu, radio, line sensors, relays and other automation related devices within a single enclosure

Operates all makes and models of switches - eliminates need to design for, order, maintain and train personnel on multiple styles of operators

Additional Information

Ratings/Catalog Numbers

Dimensional Data

Construction Details

Product Specifications (*PDF 47.6 KB)

Order Specification Checklist (*PDF 46 KB)

Catalog Cut-Sheet (*PDF 199 KB

* The marketing materials listed above have been saved in Adobe® PDF format. To view them, you'll need Adobe's Acrobat® Reader software, available for free download at Adobe's website.


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Southern Electrical Equipment Company, Inc.