This kit shows the wiring system in our house. Used with low 24WAC voltage cooperate. This kit consisting of Joules meter connection board, main fuse, main electronic circuit breaker, Elective leakage protector,2 pcs circuit breaker switches in transparent box, plug, socket, and 2 sets of switches and lamp holder. By using this kit we can make the demonstration of function of short circuit protection, function of electric leakage protection. This kit shows that the electrical appliances in house wiring system are in parallel connection
