產(chǎn)品詳情
產(chǎn)品概述 Product overview
GCK 低壓抽出式開(kāi)關(guān)柜廣泛適用于發(fā)電廠(chǎng)、冶金軋鋼、石油化工、輕工紡織、港口碼頭、大樓賓館等場(chǎng)所作為交流三相四線(xiàn)或五線(xiàn)制、電壓 380V、660V，頻率為 50Hz、額定電流為 5000A 及以下的供電系統(tǒng)中的配電和電動(dòng)機(jī)集中控制之用。
GCK 是經(jīng)過(guò)全面型式試驗(yàn)，是組裝而成的低壓開(kāi)關(guān)柜，設(shè)計(jì)符合下列標(biāo)準(zhǔn)：
國(guó)家標(biāo)準(zhǔn) GB7251.1-2005《低壓成套開(kāi)關(guān)設(shè)備》
標(biāo)準(zhǔn) IEC60439.1-1992《低壓成套開(kāi)關(guān)設(shè)備和控制設(shè)備》
GCK low-voltage draw-out switchgear is widely used in power plants, metallurgical steel rolling, petrochemical industry, light industrial textiles, ports, docks, buildings, hotels and other places as AC three-phase four-wire or five-wire system, voltage 380V, 660V, frequency 50Hz, rated current 5000A and below for power distribution and motor centralized control in power supply systems.
GCK is an advanced low-voltage switchgear assembled after comprehensive type test and CCC certification. Its design meets the following standards:
National Standard GB7251.1-2005 《Low Voltage Complete Switchgear》International Standard IEC60439.1-1992 《Low Voltage Switchgear and Control Equipment》
正常使用環(huán)境 Normal operating environment
◇ 周?chē)諝鉁囟炔桓哂?+40℃，不低于 -5℃，在 24 小時(shí)內(nèi)平均溫度不高于 +35℃；
◇ 相對(duì)溫度在溫度 +40℃時(shí)不超過(guò) 50％，在較低溫度時(shí)允許有較高的相對(duì)溫度，如 +20℃時(shí)為 90％；
◇ 空氣清潔，無(wú)腐蝕性及爆炸性氣體，無(wú)導(dǎo)電及能破壞絕緣的塵埃：
◇ 無(wú)明顯搖動(dòng)和沖擊振動(dòng)的場(chǎng)合，垂直安裝，傾斜度不應(yīng)大于 5°；
◇ 海拔高度不超過(guò) 2000 米；
◇ 開(kāi)關(guān)柜適用于以下溫度運(yùn)輸和儲(chǔ)存：- 2 5℃ ~+ 5 5℃，在短時(shí)間內(nèi) ( 不超過(guò) 24 小時(shí) ) 不超過(guò) +70℃；
◇ 用戶(hù)對(duì)上述條件不能滿(mǎn)足時(shí)應(yīng)與制造廠(chǎng)協(xié)商。
◇ Ambient air temperature is not higher than +40℃ , not lower than -5℃ , and the average temperature within 24 hours is not higher than+35℃ ;
◇ The relative temperature shall not exceed 50% at the highest temperature +40℃ , and higher relative temperature is allowed at lower temperature, such as 90% at +20℃ .
◇ The air is clean, free of corrosive and explosive gases, and free of conductive and insulating dust:
◇ When there is no significant shaking and impact vibration, it shall be installed vertically with an inclination of not more than 5.
◇ The altitude shall not exceed 2,000 meters;
◇ Switchgear is suitable for transportation and storage at the following temperatures:-25℃ ~+55℃ , within a short period of time (not more than 24 hours) not more than+70℃ ;
◇ The user shall negotiate with the manufacturer if the above conditions cannot be met.
主要技術(shù)參數(shù) Main technical parameters
◇ 額定絕緣電壓 660V/1000V
◇ 額定工作電壓 400V/660V
◇ 輔助電路額定工作電壓：交流 380V、220V，直流 110V、220V
◇ 母線(xiàn)額定電流：1000A、1250A、1600A、2000A、2500A、3200A、4000A、5000A
◇ 母線(xiàn)額定短時(shí)耐受電流：50kA、80kA( 有效值 )1 秒
◇ 母線(xiàn)額定峰值耐受電流：105kA/0.1s、140kA/0.1s、176kA/0.1s
◇ 分支母線(xiàn)額定電流：630A、1000A、1250A、1600A
◇ 分支母線(xiàn)額定短時(shí)耐受電流：30kA、50kA( 有效值 )1 秒
◇ 分支母線(xiàn)額定峰值耐受電流：63kA、105kA/0.1s
◇ 外殼防護(hù)等級(jí)：IP30、IP40
◇ 母線(xiàn)設(shè)置：三相四線(xiàn)制、三相五線(xiàn)制
◇ 操作方式：就地、遠(yuǎn)方、自動(dòng)
◇ Rated isolation voltage 660V/1000V
◇ rated operating voltage 400V/660V
◇ Rated working voltage of auxiliary circuit: 380V and 220V AC, 110V and 220V DC
◇ Bus rated current: 1000A, 1250A, 1600A, 2000A, 2500A, 3200A, 4000A, 5000A
◇ rated short-term withstand current of bus: 50kA, 80kA (effective value) for 1 second
◇ Bus rated peak withstand current: 105kA/0.1s, 140kA/0.1s, 176kA/0.1s s.
◇ rated current of branch bus: 630A, 1000A, 1250A, 1600A
◇ rated short-term withstand current of branch bus: 30kA, 50kA (rms) for 1 second
◇ rated peak withstand current of branch bus: 63kA, 105kA/0.1s
◇ Shell protection level: IP30, IP40
◇ Bus bar setting: three-phase four-wire system and three-phase five-wire system
◇ Operation mode: local, remote and automatic
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