FAST ACTING FUSE JKS-90

Product Description

The JKS-90 is a UL Class J fast-acting (quick-blow) current-limiting fuse designed for high-performance industrial protection in low-voltage power distribution systems.

It is part of the Eaton Bussmann JKS series and is widely used in motor control centers, transformer protection, and industrial switchboards where fast fault interruption is required to protect sensitive equipment.

Key Features

• UL Class J fast-acting (quick-blow) fuse
• High current-limiting protection for short-circuit faults
• Fast response time for sensitive circuit protection
• High interrupting capacity up to 200 kA at 600 VAC
• Compact blade/bolt-on design for fuse holders
• Rejection-type construction to prevent incorrect replacement
• Suitable for industrial and commercial power distribution
• Excellent protection for transformers, MCCs, and control panels
• UL 248-8 / CSA certified design
• Low let-through energy to minimise equipment damage
• Reliable performance under high fault current conditions
• Non-indicating or optional indicator versions available

Specifications

• Product Type: Industrial Cartridge Fuse
• Model: JKS-90
• Fuse Class: Class J
• Rated Current: 90 A
• Rated Voltage: 600 VAC
• Interrupting Rating: 200 kA at 600 VAC
• Speed: Fast-acting (quick blow)
• Construction: Current-limiting, single-element fuse
• Body Size: approx. 1.13 in × 4.63 in
• Mounting Type: Class J fuse holder/rejection style
• Standard: UL 248-8 / CSA certified
• Application: Industrial panels, motor circuits, transformers, distribution boards
• Technology: High-speed current-limiting protection for fault conditions