Cummins OTEC600 277/480V 3 Phase NEMA 3R Transfer Switch
Product Description
Cummins OTEC600 600 Amp 277/480V 3 Phase NEMA 3R Transfer Switch - A075F144
MODEL: OTEC600 - A075F144 | 277/480V 3-PHASE | NON-SERVICE RATED | NEMA 3R ENCLOSURE
New Updated OTEC Switch - Features PowerCommand 40-11 Control
Product Overview
The Cummins 600A Transfer Switch from the PowerCommand OTEC Series is designed to deliver reliable emergency standby power for commercial and light industrial facilities. This non-service rated transfer switch operates at 277/480V 3-phase and comes housed in a weather-resistant NEMA3R enclosure.
The OTEC series provides essential monitoring and control functions for your backup power system, including primary source monitoring, generator set monitoring and starting, and automatic load transfer during power outages. This transfer switch is approved for use in emergency, legally required, and optional standby circuits, making it a versatile solution for various backup power applications.
Advanced PowerCommand® 40-11 Control System
At the heart of this transfer switch is the advanced PowerCommand® 40-11 microprocessor-based control system. The intuitive LCD digital display and tactile soft-switch buttons make operation and screen navigation straightforward, even during high-stress emergency situations. All features, settings, and adjustments are software-enabled, ensuring precise configuration and easy setup.
Key Features
Easy Maintenance and Access - The design prioritizes serviceability with convenient plug connections, door-mounted controls, generous internal access space, and clearly marked terminals that simplify installation and maintenance procedures.
Advanced Transfer Mechanism - The bi-directional linear motor actuator delivers smooth, friction-free operation with constant force and straight-line transfer action. This advanced design eliminates complex gears and linkages that can wear over time, improving reliability and longevity.
Manual Operation Capability - Should you need to operate the switch manually during de-energized conditions, the unit features manual operating handles, shielded termination, and over-center contact mechanisms for safe and effective manual control.
Safety Interlocking - Built-in mechanical and electrical interlocking systems prevent dangerous source-to-source connections, whether through power circuits or control wiring, ensuring safe operation at all times.
Specifications
- Current Rating: 600 Amperes
- Voltage: 277/480V, 3-Phase
- Type: Non-Service Rated
- Enclosure: NEMA3R (Weather-Resistant)
- Dimensions: 59.0" H × 27.5" W × 16.5" D
- Weight: 425 lbs
- Control: PowerCommand® 40-11 Microprocessor Control
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