Bulletin 140U-D circuit breaker is a UL489 listed circuit breaker for global applications. The current limiting circuit breaker provides fixed short circuit and overcurrent protection and off ers high interrupting ratings for 2- and 3-pole devices. Accessories are designed to be field-installed. The compact busbars and feeder blocks reduce wiring errors and installation cost. Connection modules for the 100-C contactors simplify wiring and can reduce the number of DIN Rails required, compacting panel space even farther.