FERRAZ SHAWMUT FD27GRB66V12T 12A FUSE

Overcurrent protection in high-voltage DC circuits

Ideal for traction systems, rectifiers, filters, and capacitor discharge circuits

Provides safe interruption in systems up to 660 V DC

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“gRB”-category Protistor DC fuse for general-purpose semiconductor protection

Cylindrical ceramic body, 27 × 60 mm

Includes blown-fuse indicator with striker mechanism

Minimum trip voltage: 20 V

Rated current: 12 A

Rated voltage: 660 V DC

Breaking capacity: 50 kA DC at L/R = 15 ms

Electrical category: gRB

Dimensions: Ø 27 mm × 60 mm

Power dissipation: ~1.4 W at 12 A

Trip striker force: 4.5 N at 0 mm, reducing to 2.5 N at 7 mm

Max AC voltage: 660 V/50 kA for ≤ 6.3 A, 660 V/200 kA for > 6.3 A