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Eaton Bussmann

Eaton Bussmann 170M4709 250A 690V AC aR High-Speed Fuse

Part Number: 170M4709

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Eaton Bussmann 170M4709 250A 690V AC aR high-speed fuse for semiconductor and power-electronics protection.

Rated Current250A
Rated Voltage690V AC
Breaking Capacity200kA
PackageSize 1

Eaton Bussmann 170M4709 is a 250A, 690V AC, aR high-speed square-body fuse in the 170M series for semiconductor, converter, rectifier and drive protection. It is designed for very fast current limitation in power-electronics circuits. Refer to the linked Eaton documentation for installation details and coordination data.

Technical Specifications

Part Number
170M4709
Manufacturer Part Number
170M4709
Series
170M
Current Rating
250A
Voltage Rating
690V AC
AC / DC
AC
Breaking Capacity
200kA
I²t
Pre-arcing 3100 A²s; clearing 21000 A²s at 660V AC
Pre-arcing I²t
3100
Total I²t
21000
Package / Dimensions
Size 1
Mounting
Bolted Tag
Application
Power Electronics
Standard
IEC 60269-4
Terminal Type
US Style Bolted Tag
Fuse Speed
Very Fast Acting
Utilization Class
aR
Approvals
CE · UL Recognized
Certifications
UL Recognized · CE
Manufacturer
Eaton Bussmann
Rated current
250A
Rated voltage
690V AC
Working class
aR
Fuse size
Size 1

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