The FERRAZ SHAWMUT A240T1E is a current-limiting fuse specifically engineered for the primary winding protection of potential transformers (PT) and control power transformers (CPT). Its ferrule mounting design ensures interchangeability with other fuse brands and simplifies installation in standard clips. This fuse provides superior equipment protection through current limiting and boasts a high interrupting rating of 50kA. The non-venting design ensures silent operation, while the metal embossed catalog number and manufacturing date facilitate lasting identification. Suitable for a range of applications requiring robust and reliable transformer protection.