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WELTRUS XGN66, XGN2, and KRS Medium Voltage Switchgear

WELTRUS XGN66, XGN2, and KRS Medium Voltage Switchgear

  • Designed for medium-voltage applications in distribution networks, substations, industrial plants, and infrastructure projects
  • Rated voltage range: 3.6 kV – 24 kV depending on model
  • Compact metal-clad designs with enhanced safety features
  • Multiple configurations: load switch, vacuum breaker, combination switch, isolation, and earthing options
  • Suitable for indoor installations with high operational safety and low maintenance
  • Fully compliant with GB and IEC standards for medium-voltage switchgear
  • High short-circuit withstand capacity and mechanical endurance

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The XGN66, XGN2, and KRS series medium-voltage switchgear provide versatile and reliable solutions for controlling, protecting, and distributing electric power in medium-voltage networks.
  • XGN66: Designed for rated voltages up to 12 kV, featuring a robust structure, vacuum circuit breakers, and a full set of safety interlocks to ensure operator safety.
  • XGN2: A metal-clad switchgear unit for 3.6–24 kV applications, available in various configurations to suit different load and protection requirements.
  • KRS: A modular switchgear series offering multiple functional modules—load switches, vacuum breakers, combination units, and isolation/earthing switches—customizable for complex distribution needs.
All models feature compact designs for space-saving installations, easy maintenance, and high reliability. The use of high-quality materials and advanced arc-extinguishing technology ensures excellent operational performance.
Simplified Technical Specifications – XGN66
Parameter Value
Rated Voltage 12 kV
Max. Working Voltage 12 kV
Rated Frequency 50 Hz
Rated Current (Main Busbar) 630 A
Short-Circuit Withstand Current 20/25/31.5 kA
Mechanical Life 5000 cycles
Protection Level IP2X
Rated Thermal Stable Current 20/25/31.5 kA
Rated Making Current 50 kA
Simplified Technical Specifications – XGN2
Parameter Value
Rated Voltage 3.6–24 kV
Rated Current 630–3150 A
Rated Frequency 50 Hz
Short-Circuit Withstand Current 20/25/31.5 kA
Rated Impulse Withstand Voltage 40/75 kV
Protection Class IP2X
Dimensions 1200×1000×2590 mm (varies by model)
Weight ~1000 kg
Simplified Technical Specifications – KRS
Module Type Rated Voltage Rated Current Short-Circuit Withstand Current Mechanical Life
Load Switch 12 kV 630 A 25 kA 5000 cycles
Combination Switch 12 kV 125 A 31.5 kA 3000 cycles
Vacuum Switch 12/24 kV 630 A 20/25 kA 5000 cycles
Isolation/Earthing 12/24 kV – – –
About Manufacturer
WELTRUS (Hangzhou Weltrus New Energy Technology Co., Ltd.), part of the Welfull Group, is a global provider of medium- and high-voltage electrical equipment. With a focus on innovation, safety, and durability, WELTRUS switchgear systems meet the stringent requirements of modern power distribution networks.

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