Struthers-Dunn - Item # 275KXX91-24VDC, 275 Series - Motor Reversing Contactors

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Item # 275KXX91-24VDC 275 Series - Motor Reversing Contactors


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The 275 series is a 2 coil, compact motor reversing contactor which finds extensive applications in the industrial door operator industry, the hoist industry and electronic wheel balancers, to name a few. The 275 series has Quick connect coil terminals extending out the back (opposite the contact terminals), mechanically interlocked armatures is a standard feature.

For Additional Configuration please contact the manufacturer.

275 Series - Motor Reversing Contactors

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275 Series - Motor Reversing Contactors - Dimensional Picture

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Specifications · Contacts · Coil · Timing · Dielectric Strength · Temperature · Life Expectancy · Miscellaneous

Specifications

Series

275

Contact Arrangement

KXX (2X 3PST – N.O. – double make)

Optional Features

4 Auxiliary contacts each SPDT (2 per coil) .25” quick connect terminals

Coil Voltage

24 VDC

Contacts

Contact Configuration

3PST-NO Double Make per side

Contact Material

Silver Alloy

Contact Rating

15 A

Contact Rating 120 / 240VAC Resistive

15/10 A

Motor 120VAC 1 Phase

1 hp

Motor 240VAC 1 Phase

1.5 hp

Motor 240VAC 2-3 Phase

3 hp

Motor 480 / 600VAC 2-3 Phase

3 hp

Contact Resistance, Initial

100 milliohms max at 6VDC

Coil

Coils Available

AC and DC

Nominal Coil Power AC

17 VA

Nominal Coil Power DC

4.9 W

Input Voltage Tolerance - AC

85% to 110% of nominal

Input Voltage Tolerance - DC

80% to 110% of nominal

Drop-out voltge

10% of nominal

Duty

Continuous

Timing

Operate Time (max)

50 ms

Release Time (max)

30 ms

Dielectric Strength

Across Open Contacts

2500 Vrms

Between Mutually Insulated Point

2500 Vrms

Insulation Resistance

1000 megohms at 500Vrms

Temperature

Operating

-34 to 74 ºC
-30 to 165 ºF

Storage

-40 to 105 ºC
-40 to 221 ºF

Life Expectancy

Electrical (full load)

100,000

Mechanical (no load)

5,000,000

Miscellaneous

Mounting Position

Vertical , Contacts Up

Enclosure

Semi-Enclosed

Weight

16.0 oz
406 g

 MORE IMAGES 

· 275 Series - Motor Reversing Contactors - Wiring Diagram

 VIEW CAD DRAWING 



  · 3D


  · 2D Front View


  · 2D Right Side View


  · 2D Sales Drawing


 DOWNLOADS 

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