The RGS4A is a fast fuse designed for 690V circuits, available in multiple current ratings to meet different load protections. The RGS4A aR model offers 690V with a 160A rating. Key benefits - Provides rapid interruption at 690V to protect electrical circuits from overcurrent events. - Offers multiple current ratings (100A, 125A, 130A, 140A, and 160A for the RGS4A aR) to match a wide range of electrical loads. - Helps reduce damage to equipment and minimize downtime by fast fault clearing. - Suitable for integration in protection schemes that include thermal cutoffs for enhanced protection. - Maintains reliable performance in 690V system applications with straightforward compatibility. Key specifications at a glance - Type: fast fuse - Rated voltage: 690V - Current ratings: 100A, 125A, 130A, 140A - RGS4A variant: aR with 690V/160A rating - Models: RGS4A and RGS4A aR - Function: fast interruption to protect circuits from overcurrent at 690V - Applications: general 690V protection scenarios, with potential integration into thermal cutoff protection systems Applications and use scenarios - 690V electrical distribution panel protection in manufacturing facilities to rapidly interrupt fault current and protect feeders and downstream equipment. - Motor control circuits and feeders in industrial plants that operate at 690V, where fast fuse action helps minimize damage from short circuits or overloads. - Protection schemes that combine the fast fuse with thermal cutoff devices to provide enhanced protection for critical 690V electrical installations. Compatibility and integration notes - Designed for use in 690V systems requiring quick fault clearing. - Available in several current ratings to fit different load profiles. - The RGS4A aR variant adds a higher 160A option for larger load protection. - Can be incorporated into protection architectures that include thermal cutoffs for enhanced safety and reliability.