British Standard High-Speed Fuse-Links AC Protection
Protistor® BS88-4 size 17x27 aR (URGS/URZ) 250VAC
Extremely high breaking capacity fuses: Protection of power semiconductors as per IEC standard 60269-1 and -4 250 V voltage rating as per IEC 33 gR class as per VDE 636-23 and IEC 60269.4 Design without indicator.