1Patented twin terminals with captive screws: highest comfort, safety and flexibility Mini Breaker, S200, 1 Pole, Trip B, 25A Specification Description Voltage Rating: 230/400, 480Y/277 V AC Amperage Rating: 25 A Frequency Rating: 50/60 Hz Trip Type: Thermal Magnetic Trip Range: Magnetic: 75 - 125 A, Thermal: 31.25 A Interrupt Rating: 6 kA, 10 kA Ultimate Number Of Poles: 1 Enclosure: IP20, IP40 Cover Actuator: Insulation Group II, Black, Sealable, I/O Marking Material... System pro M compact S200 miniature circuit breakers are current limiting. ABB S201 B25 Line Breaker LS Switch 1-Pin Fuse | India s ABB - S201-B16NA - Miniature , 1P N B 16A 480Y/277 SUPP - RS Circuit Breaker Space and time saving thanks to the unique bottom-fixing auxiliary contact miniature circuit breaker Wide and complete range of MCB to cover different applications and markets: Screwless, home, ring tongue, UL, universal current, direct current, marine, railway are some of the keywords in S 200 dictionary They have two different tripping mechanisms, the delayed thermal tripping mechanism for overload protection and the electromechanic tripping mechanism for short circuit protection.