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Eaton Bussmann KTK-20 20A 600Vac Quick Blow Supplementary Overload Fuse

Product Description

Product Overview

KTK-20 is Eaton Bussmann KTK series max rating fast acting Class CC current limiting fuse. Built for heavy resistive loads, high-power PLC feeds, semiconductor power assemblies and general electronic circuit protection. Instant short-circuit breaking with zero time delay, not engineered to handle high startup inrush from motors, compressors and large transformers, UL Listed and CSA Certified for 600V low voltage industrial control systems.

Full Technical Specifications

Model Number: KTK-20
Rated Current: 20 Amp
Rated Voltage: 600V AC / 300V DC
Fuse Class: Class CC
Trip Characteristic: Fast Acting Current Limiting
Interrupt Rating: 200kAIC AC RMS Symmetrical / 20kA DC
Standard Dimension: 10.32 x 38.1mm standard Class CC size
Body Material: High heat resistant melamine cylindrical tube
Terminals: Solid metal ferrule end caps
Indicator: Non-indicating
Certifications: UL Listed, CSA Certified, CE, RoHS Compliant

Main Product Features

High-current fast fusible element trips instantly during short faults to protect heavy-duty circuit boards and power components
Premium 200kA interrupt capacity safely contains extreme fault currents to prevent wiring and equipment burnout
Universal Class CC footprint fits all industry standard CC fuse holders, fuse blocks and socket bases
Heavy reinforced melamine housing delivers robust arc suppression and stable thermal dissipation under full rated continuous load
Low watt loss internal conductor design minimizes heat buildup for extended long-term operational life
Precision calibrated melting alloy ensures accurate, repeatable overload and short-circuit trip performance
Standard compact form factor fits industrial control cabinets, large automation equipment and machinery enclosures
Direct OEM drop-in replacement for Bussmann KTK 20A fast protection circuits

Wide Application Range

Heavy load PLC main power supply feed circuits
High-power semiconductor drives, large relay assemblies and industrial power electronics
High-watt resistive lighting banks, big solenoid valves and full non-inductive branch loads
Machine tool main power control loops, industrial load test equipment and heavy instrumentation
Commercial HVAC main control boards and high-capacity secondary power supply circuits

Package Content & Service Policy

Package Contains: 10 Piece Brand New KTK-20 Fuse
Condition: 100% brand new unused factory sealed
Shipping: Tracked international delivery available for most global regions
Return Rule: 30-day returns accepted for unopened unused units; defective items eligible for inspection and after-sales resolution

Important Reminder

This is a fast acting fuse, unable to sustain large inductive startup surge from motors, pumps and transformers. Only install on circuits rated 600V AC / 300V DC; verify amp rating and fuse holder compatibility prior to installation.





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