General Purpose US Fuses
General Purpose US Fuses
GPUS31
American Power Fuses
TRI-ONIC®
TRS - RDC (DC Rated TD)
12/04
DC RATED FOR TOUGH DC
APPLICATIONS
The Tri-onic DC fuse series is designed for DC circuit
protection in surface and underground mines.
The TRS-RDC is MSHA approved and meets the industry’s
most severe third party requirements for 600VDC rated
fuses. The TRS-RDC is a time-delay fuse with essentially the
same time-current characteristic as the standard Tri-onic.
Features/Benefits
• DC rated for mine duty and other long time-constant
applications
• Time delay for motor start-ups and high inrush loads
without nuisance opening
• Rugged glass melamine body for superior reliability in
harsh environments
Ratings
DC: 1 to 30A 300VDC, 20kA.I.R.
(Consult Factory forAvailability)
DC: 35 to 400A 600VDC, 20kA I.R.
Highlights
• Time Delay
• DC Rated
Applications
• Mine Circuits
• Trailing Cables
• Pump Motors
• Rail Heaters
Approvals
• MSHA Approval No. 28-26-0