Pemutus Sirkuit Gas LW36-126 126kV SF6

LW36-126 is an outdoor high-voltage SF6 gas circuit breaker with rated voltage 126kV (110kV level). Adopt single-break porcelain column structure and spring operating mechanism, featuring self-energy arc extinguishing, stable performance, maintenance-free, widely used in power grid substation for control and fault protection.

Informasi Tambahan

Detail Produk:

Pemutus sirkuit heksafluorida belerang arus bolak-balik tegangan tinggi luar ruangan tipe LW-126 (selanjutnya disebut pemutus sirkuit) adalah sejenis peralatan switchgear tegangan tinggi luar ruangan dengan tiga kutub AC SOHz dan mengadopsi gas SF6 sebagai media pemadam busur dan isolasi. Ini dapat digunakan untuk pemisahan dan kombinasi arus pengenal dan arus gangguan, bank kapasitor, dan sirkuit switching, dan juga dapat digunakan sebagai pemutus interkoneksi untuk mewujudkan kontrol dan perlindungan saluran transmisi dan peralatan, terutama cocok untuk operasi yang sering. pemutus sirkuit dilengkapi dengan mekanisme operasi pegas tipe CT20.

Pemutus sirkuit ini memenuhi persyaratan IEC 62271-100.

 

Penjelasan Model

  • LW: Outdoor SF6 circuit breaker
  • 36: Design serial number
  • 126: Rated voltage (126kV)
  • /3150: Rated current (3150A)
  • -40: Rated short-circuit breaking current (40kA)

 

Structural Features

  • 3-phase porcelain column, single-break structure, with a central spring mechanism for 3-phase linkage.
  • Self-energy arc extinguishing (thermal expansion + auxiliary blowing), low energy consumption, short arcing time, and long electrical life.
  • SF6 gas as both insulating and arc-extinguishing medium, non-flammable, explosion-proof, and safe for densely populated areas.
  • Density relay monitors SF6 pressure in real time to ensure operational reliability.
  • Compact design, small footprint, and long maintenance-free intervals.

 

Application Scope

  • Outdoor substations for 110kV transmission and distribution systems.
  • Power grid interconnections as tie breakers.
  • Areas with high altitude (≤2000m, customizable for 3000m) and heavy pollution (Class IV).
  • Ambient temperature: -30°C to +40°C (-40°C to +40°C for low-temperature models).

 

Key Advantages

  • Keandalan tinggi: Proven self-energy arc extinguishing technology, stable performance under extreme conditions.
  • Low noise: Spring mechanism reduces operating noise, suitable for urban areas.
  • Easy maintenance: Simple structure, no oil, minimal maintenance workload.
  • Import substitution: Fully replaces foreign-made 110kV SF6 breakers with lower cost.

Parameter Teknis

Parameter Nilai
Tegangan Pengenal 126kV
Nilai Saat Ini 3150A
Rated Short-circuit Breaking Current 31.5kA / 40kA
Frekuensi yang dinilai 50Hz
SF6 Gas Pressure (20°C) 0.6MPa (gauge)
Mechanical Life 6,000 operations
Operating Mechanism CT26 / CTB-1 spring mechanism
Standard GB 1984-2003, IEC 62271-100

lw36 126 126kv sf6 pemutus sirkuit gas

lw36 126 126kv sf6 pemutus sirkuit gas

 

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lw36 126 126kv sf6 pemutus sirkuit gas

 

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lw36 126 126kv sf6 pemutus sirkuit gas

 

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lw36 126 126kv sf6 pemutus sirkuit gas

lw36 126 126kv sf6 pemutus sirkuit gas

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