BS7671 Wiring Regulations Definitions

Front

BS 7671

Back

Standard for electrical wiring regulations

Front

Protective conductor

Back

used for safety against electric shock

Front

Earthing

Back

exposed conductive parts to earth

Front

Circuit breaker

Back

that automatically interrupts electrical flow in a fault

Front

Residual Current Device (RCD)

Back

detecting imbalance between live and neutral conductors

Front

Overcurrent

Back

exceeding rated value of equipment or conductor

Front

Short-circuit

Back

with low resistance path bypassing load

Front

Insulation

Back

preventing unwanted flow of electricity

Front

Consumer unit

Back

distribution board in domestic installation

Front

Final circuit

Back

directly supplying electrical equipment