ND312T33W |Cutler-Hammer | 3-pole circuit breaker

Description

The Cutler-Hammer ND312T33W is a model of a 3-pole circuit breaker designed for industrial and commercial applications. It is often used for power distribution and protection in electrical systems, ensuring safety and reliability under various load conditions. Here are some key aspects of this breaker:

### Key Features:

1. **Poles**: Being a 3-pole breaker, the ND312T33W can handle three-phase electrical systems, making it suitable for most industrial applications.

2. **Current Rating**: With a rating of 1200A (Amperes), this breaker can handle substantial electrical loads. This makes it ideal for applications in larger facilities such as manufacturing plants or commercial buildings.

3. **Voltage Rating**: It is typically rated for a certain number of volts (often up to 600V or more), but you should refer to the specific product documentation for detailed voltage ratings.

4. **Trip Mechanism**: Most modern circuit breakers, including the ND312T33W, come with thermal-magnetic trip mechanisms that provide overload protection and short-circuit protection.

5. **Mounting Style**: Designed for panel or bus mounting, this breaker allows for straightforward installation in electrical panels.

6. **Dimensions**: Circuit breakers like the ND312T33W are generally designed to fit in standard breaker enclosures, allowing for easy retrofitting and expansion.

7. **Protection Features**: May include options for ground fault protection depending on the configuration. This is crucial for applications where there is a potential risk of electrical shock or fire.

### Applications:

– **Industrial Facilities**: Used in factories, processing plants, and large commercial buildings to protect and control power distribution.
– **Power Management**: Helps in managing electrical loads, preventing overloads that could damage equipment or cause outages.

### Technical Specifications:

– **Model Number**: ND312T33W
– **Amperage Rating**: 1200 A
– **Voltage Rating**: Typically rated for use in 480V or 600V systems.
– **Interrupting Capacity**: Often has a short-circuit current rating that indicates how much fault current it can safely interrupt.

### Additional Identifiers:

– **ND50K**: Generally refers to the frame type or specific configuration options.
– **A12NES1200T1**: This portion of the reference could specify additional factory settings or customizations of the circuit breaker.

### Further Resources:

For detailed specifications, installation instructions, and operational guidance, it’s essential to consult the official Cutler-Hammer (now Eaton) documentation specific to the ND312T33W circuit breaker. This will provide critical information on wiring, dimensions, operating conditions, and safety standards. If you have any specific questions about installation, compatibility with other devices, or troubleshooting, feel free to ask!