170M7217 850VDC

Description
A square body high speed traction fuse link suitable for use in
third rail collector systems to protect high speed DC breakers in
low time constant, high fault conditions. Suitable for 1250 V a.c.
/850 V d.c. systems.
Technical data
Rated voltage: 850 V d.c./1250 V a.c.
Rated current: 1400 A
Tested breaking capacity:
• 100 kA at 1250 V a.c.
• 80 kA at 850 V d.c., L/R 8ms
Class of operation
aR
Standards / approvals
Please contact Eaton's Bussmann business technical department
bulehighspeedtechnical@eaton.com
Microswitch (optional)
170H0069 or 170H3027 (gold), Type K indicator
6.3 x 0.8mm lugs, low operating voltage.
Features and product benefit
• High breaking capacity
Typical application
• Protection of high speed DC breakers in low time constant, high
fault conditions in third rail applications.