ATS MX Contactor

Cat CTS Series Automatic Transfer Switch

The Cat® CTS Series Automatic Transfer Switch(ATS)is configurable for applications requiring the dependability and ease of operation found in a full featured power contactor type transfer switch.

The CTS Series is equipped with the MX250 controller that is designed for the most demanding transfer or bypass switch applications.

Systems / Power Systems / Electric Power Generation / ATS MX Contactor CTS Series Automatic Transfer Switch

The Cat CTS series contactor type transfer switch

makes use of a fully programmable / configurable microprocessor-based controller to allow the utmost in application flexibility

Specifications

Technical Summary

Rating Range	40 to 4000A
Transfer Type	Open transition
Switch Type	Contactor Based

Electrical Ratings

Control Power	40 to 4000 amperes, 2, 3 or 4 Poles
Enclosure Capability	NEMA 1, 3R, 4, 4X and 12
System Voltage Application	Available to 600 VAC, 50 or 60 Hz
Applicable Testing	UL 1008 listed at 480 VAC CSA C22.2 No. 178 certified at 600 VAC IEC 947-6-1 listed through 480 VAC

CTS Series Automatic Transfer Switch Spec Sheet

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Benefits & Features

Performance features

Contact transfer speed less than 100 milliseconds
High close-in and withstand capability
Temperature rise test per UL 1008 conducted after overload and endurance tests in unventilated enclosure – exceeds UL requirements
Equipped with the MX250 Control Package

Design and construction features

Double throw, interlocked operation
Electrically operated, mechanically held by a simple, over-center mechanism
Silver alloy contacts with separate arcing contacts on 600 amp and above
Arc quenching grids, enclosed arc chambers, and wide contact air gap for superior source to- source isolation on all units
Control circuit disconnect plug and drive inhibit switch for safe maintenance
Components accessible for inspection and maintenance without removal of the switch or the power conductors
Mechanical indicator and contact chamber cover designed for inspection, safety and position designation

Cat CTS Series Automatic Transfer Switch

Specifications

CTS Series Automatic Transfer Switch Spec Sheet

Benefits & Features

Cat CTS Series Automatic Transfer Switch

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Cat CTS Series Automatic Transfer Switch ATS MX Contactor