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CTE Series Automatic Transfer Switch
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
- Durable solenoid ATS operated mechanisms and robust electronics, tested for severe Electro Magnetic Compatibility and Environmental conditions
- 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
Performance Features
- Standard open two position transition plus delayed and closed transition
- 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 MX350 Control Packag
| Technical Summary | |
|---|---|
| Rating Range | 40-4000A |
| Transfer Type | Open / Closed / 4 position switch |
| 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 |
|
Standard Equipment
- The CTE Series of Automatic Tranfser Switches
- Drive Mechanism
- Bypass Isolation Switches CBTED & CBTECT
- The Cat CTE Series power contactor type transfer switch makes use of a fully programmable/configurable microprocessor-based controller to allow the utmost in application flexibility. Further, the CTE Series is offered in a wide array of configurations enabling it to meet the needs of even the most highly critical load.
Available configurations include: -
- The MX350 microcontroller is a modular control and monitoring system designed specifically for low voltage transfer switch applications.
The MX350 provides the following key benefits:
Flexible control and communication options to suit any low-voltage transfer switch application
Small footprint
Modular design, which reduces the number of spare components for maintenance and testing -
- 40-4000 Amps:
- CTE Automatic Transfer Switches
- CTED Delayed Transition Transfer Switches
- CTEM Manual Transfer Switches
- CTECT Closed Transition Transfer Switches
- CBTE Open Transition Bypass Switches
- CBTED Delayed Transition Bypass Switches
- CBTECT Closed Transition Bypass Switches
100-4000 Amps:
- CTECT Series:
- Neutral Switching
- CTE Electrical Ratings
- Safe Manual operation
- CTED Series: