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Eaton Bussmann

Eaton Bussmann 45ET-A 45A 690V AC / 500V DC aR BS88 Fuse

Part Number: 45ET-A

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Eaton Bussmann 45ET-A is a 45A aR BS88 high-speed fuse link rated 690V AC / 500V DC under IEC.

Rated Current45A
Rated Voltage690V AC / 500V DC (IEC); 700V AC / 500V DC (UL)
Breaking Capacity150kA AC / 50kA DC (IEC); 200kA AC / 50kA DC (UL)

Eaton Bussmann 45ET-A is a ET-A BS88-style high-speed fuse link rated 45A. IEC voltage ratings are 690V AC and 500V DC, with aR operating class for power-electronic protection. Pre-arcing I²t is 103 A²s, while clearing I²t is 680 A²s at 415V and 1,100 A²s at 660V. The series is designed to BS88 Part 4 and IEC 60269-4.

Technical Specifications

Part Number
45ET-A
Manufacturer Part Number
45ET-A
Series
ET-A Series
Fuse Type
BS88 High-Speed Fuse Link
Current Rating
45A
Voltage Rating
690V AC / 500V DC (IEC); 700V AC / 500V DC (UL)
AC / DC
AC/DC
Breaking Capacity
150kA AC / 50kA DC (IEC); 200kA AC / 50kA DC (UL)
I²t
Pre-arcing 103 A²s; clearing 680 A²s @415V; 1,100 A²s @660V
Pre-arcing I²t
103
Total I²t
1100
Application
DC common bus · DC drives · Power converters/rectifiers · Reduced-voltage starters
Standard
BS88 Part 4 · IEC 60269-4
Fuse Speed
High-Speed
Utilization Class
aR
Approvals
CCC · CE · UL
Certifications
CE · CCC · UL
Watts loss at rated current
11 W. Excellent cycling capability with low arc voltage and low energy let-through.