38kv Fuse Links for Expulsion Fuse Cutout
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38kv Fuse Links for Expulsion Fuse Cutout

  • International Standard Compliance: Manufactured and tested according to IEC 60282-2:2008, IEEE Std C37.41-2008 & IEEE Std C37.42-2009.
  • Versatile Type Options: Available in K, T, H, and SLOW-FAST types to suit diverse protection requirements.
  • Precision-Engineered Fusible Element: Silver-copper alloy construction ensures accurate time-current characteristics.
  • Superior Mechanical Strength: Resistant to vibration and high current impact, ensuring long-term reliability.
  • Excellent Arc Extinguishing Performance: Specially designed for effective fault current interruption, particularly in low current overload scenarios.
Availability:
  • type K

  • HAIVOL

HAIVOL brand fuse links offer reliable overcurrent protection for medium-voltage electrical systems. Available in types K, T, H, and SLOW-FAST, these fuse links are engineered for precise operation, durability, and compliance with international standards.


Core Feature:


  • Manufactured and tested according to the latest international standards: IEC 60282-2:2008, IEEE Std C37.41-2008 & IEEE Std C37.42-2009

  • Available in various types: K, T, H, and SLOW-FAST fuse links

  • Excellent mechanical strength, resistant to vibration and high current impact

  • Superior arc extinguishing performance for low current overload faults

  • Twin pigtails option available for easier installation in fuse cutouts

  • Accurate time-current characteristics


fuse link

fuse link

Type Slofast Fuse Links


Amps

Diameter of buttonhead mm

Size of arc extinguishing tube mm


0.4Amp

0.6Amp

0.7Amp

1.0Amp

1.3Amp

1.4Amp

1.6Amp

2.1Amp

3.1Amp

3.5Amp

4.2Amp

5.2Amp

6.3Amp

7.0Amp

7.8Amp

10.4Amp

14Amp

21Amp

32Amp


∅12.50 ∅8.0*130
46Amp ∅19.00 ∅10.0*130


11-15kv Fuse link length 21'(533mm)     
24-27kv Fuse link length 23'(584mm)     
33-38kv Fuse link length 31'(787mm)


Type K Fuse Link Selection For Using Of Distribution Transformer Protection


The corresponding fuse is selected according to the time-current characteristics of the transformer,
usually according to the rated current of the transformer.

Type K Fuse Link Selection

Type K Fuse Link Selection


Material Description:


  • Fusible element: Made of silver-copper alloy for optimal conductivity and melting characteristics

  • Arc extinguishing tube: Constructed with materials exhibiting excellent arc quenching properties

  • Strain wire: High-strength material used to secure the fusible element, ensuring durability


Quality Control:


  • Precision technology employed in manufacturing process

  • Strict testing procedures to guarantee accurate time-current characteristics

  • Compliance with international standards ensures consistent quality

  • Rigorous mechanical strength tests to verify resistance to vibration and high current impact


Application Scenarios:


  • Suitable for use in distribution transformer protection

  • Applicable in both single-phase and three-phase electrical systems

  • Ideal for outdoor installations in various environmental conditions

  • Recommended for use in electrical networks with voltage ratings from 11kV to 38kV


Selection Guide for Distribution Transformer Protection:


  • For transformers ≤160kVA: Select fuse links with rated current 2-3 times the full load current of the transformer

  • For transformers >160kVA: Select fuse links with rated current 1.5-2 times the full load current of the transformer

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