Product Description »
Use and Characteristics:
These fuse holders are supporters for fuse sizes up to 22? 8mm. They are capable of working under heat caused by rated current and expected short impacting current up to 100KA. It can also function as a fuse disconnecting switch by multi-phase combination. There are two in/out lines at the RT18N fuse base, providing a powercutting function. The RT18L type has a safety lock to lock the fuse carrier when disconnected to avoid wrong operation; It can also be equipped with an indicator, which goes on when the fuse link breaks.
Rated insulate voltage up to 500V
Working frequency 50Hz AC
Rated current up to 125A
Compliant to GB13539. 1, GB13539. 2, GB14048. 3 and IEC269-1, IEC269-2, IEC269-2-1, IEC947-3.
After the plastic-injected case is equipped with contacts and fuse links, the bases are formed by welding or riveting both capable of being multi-phrase structured. FB15C, FB16-3J, FB19C-3J, RT19 are open-structure, and others semi-concealed structure. There are five fuse sizes available to choose from for the same fuse base of RT18N, RT18B and RT18C. There are two sets of in-out lines for RT18N. One is installed with fuse links of the according size. The other is a permanent open contacts with double breaking points. The whole base unit can cut the power. RT18 bases are all DIN rail installed, among which the RT18L is equipped with safety lock against wrong operation of the breaking state.
