AC network as a TN-S system and its supervising

Abstract

AC network as a RI-S system and i t s supervisingI n the TN-S system t h e r e o f t e n occurs f a u l t connections and leakages p a r t l y due t o the network i t s e l f and p a r t l y due t o d e f e c t i v e devices. These f a u l t s do n o t cause disturbances i n t h e energy supply, b u t do cause o t h e r d i s t u r b i n g i n f l u e n c e s , e.g: