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Ferraz Shawmut FR27UD69V63T / A076820 Protistor® URGD High-Speed Semiconductor Fuse, 63A, 690VAC

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The Ferraz Shawmut FR27UD69V63T (Order Code: A076820) is a high-speed Protistor® ferrule fuse engineered for the reliable protection of power semiconductors. Featuring a 27x60 mm cylindrical design with an integrated trip-indicator, this aR-class fuse delivers an extremely high breaking capacity of 200 kA at 690 VAC. Its fast-acting URGD characteristics and low I²t values ensure optimal safeguarding of sensitive industrial electronics, inverters, and motor drives against short circuits and overloads.

Product ID (MPN) FR27UD69V63T
Order Code A076820
Brand Ferraz Shawmut
Product Series Protistor® (URGD)
Fuse Class aR
Rated Current 63 A
Rated Voltage 690 VAC
Tested Breaking Capacity 200 kA @ 690 V
Pre-arcing I²t (@ 1 ms) 405 A²s
Total Clearing I²t (@ 660 V) 1840 A²s
Watts Loss (at Rated Current) 22 W
Dimensions (Ø x L) 27 x 60.3 mm
Indication System Trip-Indicator (Min. Operating Voltage: 20 V)
Standards Compliance IEC 60269.1 & 4, VDE 636-23
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