VS1-24 Indoor High Voltage Vacuum Circuit BreakerProduct
overviewVS1-24 Indoor High Voltage Vacuum Circuit Breaker is
three-phase AC 50Hz, Rated voltage of 24kV indoor device, For
industrial and mining enterprises, power plants and substations as
electrical equipment control and protection purposes, and for
frequent operation of the place.VS1 type vacuum circuit breaker
conforms to national standard GB1984-2003 HV Vacuum Circuit
Breaker, JB3855-1996, DL/T403-2000, and IEC62271-100:2001 high
voltage AC circuit breaker relevant regulations. Applying
Ambient Conditions1.Ambient temperature: -25ºC- +40ºC2.The height
above sea level: ≤1000 m3.Relative humidity: the average humidity
of a day should be no more than 95%; the average humidity of a
month should be no more than 90%.4.Saturated vapor pressure: the
average pressure of a day should be no mare than 2.2kPa; the
average pressure of a month should be no more than1.8KPa, when the
temperature drops sharply, it may condense.5.Earthquake intensity:
not exceed 8 degrees6.It should be Installed in the places without
fire, explosion, serious pollution, chemical erosion and violent
vibration. Main technical
parametersNO.ItemUnitData1Rated voltage KV242Rated insulation
level 1min power frequency withstand voltageKV423Rated insulation
level rated lighting impulse withstand voltageKV754Rated
currentA630/1250/1600/2000/3150/40005Rated short circuit breaking
currentKA20/256Rated short-circuit opening and closing
current(peak)KA50/637Rated dynamic current(peak)KA50/638Rated
thermal stability current(rms)KA20/259Rated short circuit current
breaking timestime50,2010Rated thermal stability times411Rated
operating sequence/O-0.3S-CO-180S-CO12Mechanical
lifetime1000013Rated single capacitor bank breaking
currentA63014Rated back to back capacitor bank breaking
currentA400About Our CompanyShandong Witry Electric Co., Ltd. is a
professional electrical equipment enterprise located in
Shandong province east of China, integrating R&D,
design, manufacture, supply and export.The main products are
high-voltage transmission and transformation equipment, high
and low-voltage switchgear, cable tray. the products are widely
used in power, metallurgy, chemical industry, machinery, medicine,
mining, textile and other industries. Mission & Vision
Thinking and doing more, make customers do
less.Being more efficient, make customers more
beneficial.Represent with quality, make reputation with
service.Sincerely treat guests, make friends in business.We
are committed to producing only the highest quality products that
meet or exceed our customers' expectations and requirements. Our
goal is to achieve 100% customer satisfaction by delivering the
best products and services on time and defect free. We will achieve
this individually and corporately through tested and proven
processes and controls in our Quality System, and with a
constant focus and effort on continuous improvement.
Our EmployeesOur employees consists of experienced, well-motivated
and dedicated team of engineers, technicians, sales executives and
management staff. Our company has a strong technical team,
all-weather provide convenient fast pre-sale and after-sale service
and detailed engineering technical solutions. Our Equipment
and ManagementOur factory covers an area of 100,000 square meters
and has 18 workshops. The main equipment includes laser cutting
machine, Shearing Machine, automatic ladder edge production line,
high-voltage electrostatic powder spraying production line, etc. It
has more than 100 sets of imported CNC processing equipment and
precision testing equipment.Each process has strict quality control
and processing technology, and the products fully comply with
national standards and IEC (International Electrotechnical
Commission)standards. The company has successfully obtained
ISO9001:2008 quality management system, ISO14001:2004 environmental
management system and OHSAS18001:2007 occupational health and
safety management system certification. /* January 22, 2024
19:08:37 */!function(){function s(e,r){var
a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
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