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HFSC-1-15F Drop Out Fuse Cutout

The HFSC-1-15F Drop Out Fuse Cutout protects transformers, capacitors, cables, and lines from short circuits and overloads in 11kV–38kV overhead distribution systems. Rated for 10–15kV with 100A, 200A, and 300A current options, it features a 340mm creepage distance and 8kA breaking capacity. Compliant with IEC60282-2, its durable construction ensures reliable protection in medium-voltage networks.

    Product Overview

    The HFSC-1-15F is a polymer type loadbreak drop out fuse cutout designed for dependable overcurrent protection in 10–15kV overhead distribution systems. Compatible with standard fuse links, it safeguards transformers, capacitors, cables, and distribution lines from damage caused by short circuits and overloads. Its polymer insulation and robust mechanical design make it suitable for demanding outdoor environments.

    Product Advantages

    ● Loadbreak capability allows safe circuit interruption under load conditions
    ● High-quality brass and silver-plated copper components ensure excellent conductivity and corrosion resistance
    ● Polymer insulator option provides lightweight handling and superior pollution performance
    ● Versatile spare parts configuration adapts to different installation requirements
    ● Compliant with IEC60282-2, meeting international safety and performance standards

    Applications

    ◆ 10–15kV overhead distribution systems
    ◆ Transformer and capacitor bank protection
    ◆ Feeder and branch line protection in rural and urban networks
    ◆ Industrial and utility power distribution
    ◆ Environments with moderate pollution levels and altitudes up to 1000 meters

    Fuse Cutout Structure

    The fuse cutout features a main bearing structure for stable support and precise alignment, along with a secondary bearing structure that enhances load capacity and maintains secure electrical contact during operation.

    fuse-cutout-structure

    Fuse Cutout Accessories

    The cutout is equipped with a lower general bearing for stable fuse tube support and smooth drop-out action, an arc extinguishing housing for safe fault interruption, an American type fusible load with knife for convenient load-breaking and visible isolation, and a 300A fusible load for reliable high-current protection.

    fuse-cutout-accessories

    Technical parameter

    Electrical characteristics Specification Unit
    Voltage 10~15 KV
    Current 100/200/300 A
    Frequency 50/60 Hz
    Power frequency withstand voltage to earth (1 min) 42 KV
    Power frequency withstand voltage phase to phase (1 min) 48 KV
    Impulse voltage to earth 95 KV
    Impulse voltage phase to phase 110 KV
    Breaking current 8 KA
    Creepage distance: 340 mm

    Spare parts
    Mounting bracket with/without
    Arc shortening rod with/without
    Arc distinguish chamber with/without
    Fuse link without

    Material
    Copper content for brass Brass (60~62%)
    Conductive parts material Copper with silver plated/Copper with tin plate
    Insulator Porcelain/Polymer
    Fuse tube Fiber glass

    Service conditions
    Environment maximum temperature 40 ℃
    Pollution level II
    Altitude ≤1000 Meter

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    If you have any needs, please feel free to contact me and I will be happy to serve you.

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