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239-RTD-AN is a motor protection relay mainly used to protect AC motors from damage.
Basic functions and features
The 239-RTD-AN relay is programmable and provides a single isolated analog output. It can operate in three different mA ranges, 4-20, 0-1 or 0-20.
Designed to protect three-phase AC motors, this relay provides circuit breaker fault protection, overload warning protection, ground fault protection and rotor lock protection.
Application areas
239-RTD-AN relays are widely used in situations where motor protection is required, such as industrial production lines, mechanical equipment, etc., to prevent motor damage due to overheating, overload and other faults.
Technical specifications and parameters
The 239-RTD-AN relay features a clear front-facing LCD display that allows the user to view status, temperature and current, and other data. It also includes six LED status indicators and a dust- and splash-proof keyboard.
The device offers multiple protection options such as undercurrent, ground fault, short circuit, etc. and is programmable for thermal capacity and phase current at three temperatures (RTD1, RTD2, RTD3).
Market and purchasing information
239-RTD-AN relays can be purchased on the market through multiple channels, such as Taobao and other e-commerce platforms. Users can make purchasing decisions by referring to real reviews from other buyers.
Extended models and coating options
Model 239-RTD-AN-H exists which adds a harsh environment coating with H ordering code for more severe use environments.
User feedback and reviews
After purchasing and using the 239-RTD-AN relay, users can post real reviews on the e-commerce platform. These reviews will help other users understand the actual usage and performance of the product.
Security and Authentication
The 239-RTD-AN relay has received UL and CSA approval, indicating that it meets safety certification requirements for use in a specific location.
Substitution and comparison
When choosing a motor protection relay, users may consider how 239-RTD-AN compares with other models or brands, such as its functionality, price, user reviews and other factors to make the best choice.
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