Class T Very Fast Acting Fuse, 45 A, 600 V, 200 kAIC, Small Footprint, Ferrule Ends
Class T Very Fast Acting Fuse, 45 A, 600 V, 200 kAIC, Small Footprint, Ferrule Ends
Bussmann

Bussmann JJS-45 Class T Very Fast Acting Fuse, 45 A, 600 V, 200 kAIC, Small Footprint, Ferrule Ends

  • MPN: JJS-45
  • UPC: 051712628457
  • PPN: BUS-JJS-45

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$40.03

/ EA

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Spec sheet

Description

Class T Very Fast Acting Fuse, 45 A, 600 V, 200 kAIC, Small Footprint, Ferrule Ends

Features

  • Engineered with a highly compact Class T form factor, the JJS-45 is roughly one-third the physical size of a standard 600V Class R fuse. This small footprint allows industrial control panel builders and OEM designers to utilize smaller, less expensive fuse blocks and disconnect enclosures, maximizing valuable cabinet real estate without sacrificing high-voltage circuit safety.
  • Boasting a massive 200,000 Amp RMS Symmetrical interrupting rating at 600 Vac, this fuse provides ultimate short-circuit protection for high-energy industrial facilities. It safely isolates severe electrical faults before they can breach or destroy downstream components, ensuring your machinery easily satisfies rigid NEC® and OSHA safety compliance codes.
  • Designed with advanced current-limiting, fast-acting internal elements, the JJS-45 clears overcurrent events almost instantaneously. By restricting destructive let-through energy (I²t) to an absolute minimum, it shields vulnerable solid-state devices, variable frequency drives (VFDs), and UPS systems from catastrophic electronic failure during a surge.
  • Rated for 45 Amps at up to 600 Volts AC, this fuse is purpose-built for main switches, branch feeder circuits, and dedicated industrial machinery inputs. This heavy-duty power threshold delivers stable, non-degrading conductivity under continuous full-load operations, effectively eliminating premature aging and frustrating nuisance trips.

Documentation & Downloads

Specifications

Additional

Amperage
45 A
Interrupting Rating
200 kAIC at 600 Vac
Class
Class T
Dimensions
1.56 in (L) x 0.81 in (W) x 0.81 in (H)
Fuse Indicator
Non-indicating
Voltage600 V
Fuse TypeClass T, Very Fast Acting
ConnectionFerrule end x ferrule end
Weight0.5 lb
ComplianceCE Marked, cULus Listed, UL 248-15, CSA C22.2 No. 248.15, RoHS

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