Italweber / Inter-Teknik

Power Fuse

MV Current-Limiting Fuses. Italweber and Inter-Teknik back-up HV HRC fuse-links for indoor and outdoor use, from 6kV to 36kV. Italweber FMT fuses rated 6A-200A; breaking capacity up to 63kA (Inter-Teknik, KEMA verified). With striker pin trip indicator. Protects transformers, motors, cables and overhead lines, voltage transformers and capacitor banks.

Used in
SubstationEnd-Users / Consumers
Applications
First Private Pole, MV Switchgear

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Download datasheet (PDF, 39.5 MB)

Key specifications

TypeCurrent-limiting back-up HV HRC fuse-links, indoor/outdoor
Voltage range6–36 kV (Inter-Teknik); Italweber FMT 7.2 / 12 / 17.5 / 24 / 36 kV
FMT rated current6–200 A (36 kV: 6–100 A)
Breaking capacityup to 63 kA (Inter-Teknik, KEMA-verified); FMT 50 kA at 7.2–24 kV, 40 kA at 36 kV (lower on top ratings)
Indicatorstriker pin 50 / 80 / 120 N or optical indicator
Thermal protectionoptional (Inter-Teknik TRM; FMT 80N/120N strikers also trip on overheating)
Inter-Teknik typesH220, H221
StandardsIEC 60282-1, VDE 0670-4, DIN 43625, BS 2692-1, UTE C64-10
Applicationstransformers, motors, cables/overhead lines, VTs, capacitor banks

From the manufacturer's datasheet. Ratings vary by model, so our engineers confirm the exact specification with your quotation.