Bussmann 170M6742 - FKE115 Fuse 500A (1250V 100kA AIC)

Bussmann 170M6742 is a low-voltage current-limiting fuse designed for high-performance circuit protection in industrial power distribution systems. This FKE115-class fuse features a 500A current rating and 1250V voltage rating, with an interrupting capacity of 100kA at 1300V for reliable fault protection. The NA Long connection design ensures secure mounting in compatible fuse holders, while the aR classification indicates rapid operation for semiconductor protection. UL-recognized and compliant with industrial safety standards, this 2 lb fuse is engineered for demanding applications including motor control centers, switchgear, and power conversion equipment.

Key Features & Specifications

• Type: FKE115 current-limiting fuse with ceramic body
• Voltage Rating: 1250V AC
• Current Rating: 500A
• Class Rating: aR (semiconductor protection)
• AIC Rating: 100kA@1300V
• Connection: NA Long blade
• Standards: UL recognized
• Applications: Industrial power distribution, motor protection, semiconductor circuits
• Weight: 2 lb

Product Identification

• UPC: 051712265393
• GTIN: 00051712265393