Bussmann 156-9106-315FM-NSMP Fuse

The Bussmann 156-9106-315FM-NSMP is an Eaton Bussmann Series British Standard fuse (BS 88) with a 315 A rating and a voltage rating up to 690 VAC or 500 V DC, designed for fast-acting protection of industrial power feeders and motor circuits. It delivers a high breaking capacity for demanding applications, rated at 200 kA RMS symmetrical, with 40 kA DC at 450 VDC (IEC) and 50 kA at 500 VDC (UL), making it suitable for high-energy protection scenarios. The 315FM family uses an 85 mm body length and a BS 88 mounting footprint (mounting hole spacing around 80–85 mm), aligning with standard BS 88 fuse holders and panels; the NSMP variant is cataloged in numerous listings. It is RoHS-compliant and listed with UL and IEC 60269-4, as well as CE and CCC marks, supporting use in certified electrical installations.