Features: NC100:1) Used for AC 50Hz or 60Hz; single pole 240V; 2, 3, 4, poles 415V2) For protecting the circuit overloading and short circuit may take place3) Used in lighting and electric motor distribution system4) Applicable to an infrequent switch the electric apparatus and lighting circuit under normal condition5) Breaking capacity is up to standard of IEC947-7 10KAB10:1) Used in lighting distribution system or motor distribution system2) For protecting overload and short-circuit in the system3) Novel in structure, light in weight, reliable and excellent in performance4) Has high breaking capacity5) Can trip quickly6) With installation guide7) Its case and items are adopted by high fire-resistant and shockproof plastics8) With long life9) Mainly used in AC 50Hz/60Hz single-pole 240V or two, three, four-pole 415V circuit 10) For overload and short-circuit protection as well as for infrequent on-and-off switching electric equipment and lighting circuit in normal case11) Comply with IEC 898 & BS 3871