Bulletin 1492-SP products from Rockwell Automation are energy limiting supplementary protectors/miniature circuit breakers. In case of a short circuit or thermal overload, these devices are designed to protect equipment, systems, and cables by a quick disconnection. They meet the requirements of UL 1077/CSA 22.2 No. 235 and are in conformity with IEC/EN 60 898, 60 947-2, and CCC GB 10963. When following appropriate standards, these devices increase protection of energy loads such as controller I/O, solenoids, power supplies, and control transformers from damaging power surges