The Eaton Cooper Power Systems 15F040HD1A is a high-voltage fuse rated for 15.5 kV, 40 A, with a maximum interrupting capacity of 50 kA. The part number 15F040HD1A identifies this protective device as suitable for high-voltage circuit protection, offering a 50 kA max interrupt rating. With these specifications—15.5 kV, 40 A, 50 kA max—it is defined for use in electrical systems requiring reliable HV fault interruption.
