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The Square D B6.90 Thermal Unit, manufactured by Schneider Electric, is designed to protect motors, controllers, and branch-circuit conductors against excessive heating caused by prolonged over-currents, including locked rotor currents. This unit operates based on a Class 20 trip mechanism, offering reliable performance by tripping in 20 seconds or less when overload conditions arise.
Square D B6.90 Thermal Unit safeguards your equipment by interrupting the motor circuit upon overload, preventing damage and enhancing safety. It is engineered for use in various industrial applications.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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