Description
Eaton Bussmann 7.2WKQMO400 – 400 A, 7.2 kV Heavy-Duty Full-Range Motor Circuit Fuse-Link
The 7.2WKQMO400 is a 7.2 kV medium voltage fuse-link from Eaton’s Bussmann series, rated at 400 A and built to British Standard BS2692 / IEC 60282-1 for use in medium voltage motor circuits. It provides short-circuit protection for both the motor starter and the cabling between the starter and the motor, and is large physical size (K frame) built for very high current motor circuits.
Key Product Benefits
- Current-Limiting, Back-up Class: Certified to IEC 60282-1 for reliable fault clearance.
- M-Effect Silver Element: Cool running with low watts loss, extending switchgear life.
- 45 kA Breaking Capacity: Rated for high short-circuit fault currents typical of MV motor circuits.
- Striker-Equipped: Most fuse-links in this range include a striker pin for trip indication and switchgear interlocking (confirm striker code when ordering).
- 100% X-Ray Tested: Every Bussmann MV fuse-link is X-rayed for element integrity before dispatch.
Available with Shansen Enterprises — authorized dealer of Eaton Bussmann, RR Kabel, Secure Meters, Indo-Tech and other leading electrical brands in Coimbatore.

