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Home Electromechanical Timers 123

Model 123 - Timers for Commercial Air Conditioning

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Midwest Timer is a custom electromecanical Cam Timer Manufacturer. Fixed cams may be specified for applications requiring more than one actuation per 360 degrees of cam rotation. Our M123 electromechanical timers have an open frame design that uses micro snap switches that operate on the cam. From one to three single-pole single-throw (SPST) or single-pole double-throw (SPDT) 15 amperes "snap action" switches may be specified. Contact Midwest Timer Service today for more information.

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123 Specifications

Model 123

Model 123 Electromechanical Diagrams
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Switch

15 amp, 1/2 HP, 125/250 VAC.

Terminals

.187" (4.75) male spade with .250" (6.35) terminals optional.

Time Ranges

Cycle times ranging from 10 seconds to 36 hours available.

Motor

Permanent magnet, 24 VAC, 115 VAC or 230 VAC nominal voltage inputs at 50 Hz, 60 Hz or 50/60 Hz. Motor leads 7" (177.8) long with .187 (4.75) strip standard. Quick connect terminals optional.

Shaft Rotation

Clockwise standard. Counterclockwise available with fixed cams. Low torque one-way clutch for manual setting.

Shaft Extensions

.248" (6.3) diameter steel shaft. 500" (12.7) long with .375" (9.35) flat. Other configurations available.

Mounting

Two #6-32 tapped holes adjacent to the shaft.

Agency Listings

UL recognized and CSA certified.

Applications

Commercial air conditioning, heat pumps.

Minimum Order Size

144 timers

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123
156-158
156-158
175-177
175-177
180

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CONTACT MTS
Midwest Timer Service is here to build partnerships with OEMs and other industrial and commercial businesses. We aim to help companies find the right timer for any application. We specialize in large orders of electromechanical timers and synchronous motors. We don't sell single timers. Fill out the contact form and we will get back to you soon!
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