Residual Current Breaker with Overload protection (RCBO) A RCBOs combines the functions of a MCB and a RCD in one unit. They are used to protect a particular circuit, instead of having a single RCD for the whole building. Generally these are used more often in commercial building than domestic ones.
The USS ARIZONA as a historic artifact derives much of its significance in relation to the attack on Pearl Harbor and in turn on the outbreak of war. The order of thematic emphasis ensues from the nature of a memorial and the necessity of placing primary emphasis on interpretation of resources at hand.
USS Cole is an Arleigh Burke-class Aegis-equipped guided missile destroyer homeported in Naval Station Norfolk, Virginia. Cole is named in honor of Marine Sergeant Darrell S. Cole, a machine-gunner killed in action on Iwo Jima on 19 February 1945, during World War II. Cole is one of 62 authorized Arleigh Burke-class guided missile destroyers, and one of 21 members of the Flight I-class that utilized the 5 in /54 caliber gun mounts found on the earliest of the Arleigh Burke-class destroyers. The