Electrical Distribution Systems
Given the functional characteristics of an AC power source and the intended load,
DESCRIBE the necessary components and the wiring scheme to provide a safe Electrical
EXPLAIN the following terms as they apply to Electrical Distribution Systems:
Single (one-line) diagram
Commercial or utility power
Overlapping protective zones
DESCRIBE the protection provided by each of the following:
STATE the purpose of circuit breakers.
Given a simple schematic of a circuit breaker control circuit, DESCRIBE the operation
of that breaker during remote operation and automatic tripping.
LIST the three most widely-used protective features that may be incorporated into a
circuit breaker control circuit.
STATE the function of motor controllers.
STATE three protective features (overloads) that may be incorporated into a motor
Given a simplified drawing of a motor controller, DESCRIBE the operation of that motor