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HH3鐵殼負荷開關

更新:2013/9/10 16:13:44      點擊:
  • 產品品牌   
  • 產品型號   HH3
  • 產品描述

    HH3鐵殼負荷開關,是上海人民電氣有限公司 http://www.juoksutalli.com 為您提供的關于HH3鐵殼負荷開關型號,HH3鐵殼負荷開關價格,有關HH3鐵殼負荷開關的相關資料,上海人民電氣...

產品介紹

正常工作條件和安裝條件

1 周圍空氣溫度不高于+40℃,不低于-5℃。
2 安裝地點的海拔不超過2000m。
3 濕度:
最高溫度為+40℃時,空氣的相對濕度不超過50%,在較低的溫度下可以允許有較高的相對濕度,
例如20℃時達90%。對由于溫度變化偶爾產生的凝露應采取特殊的措施。
4 周圍環境的污染等級為3級。
5 開關應安裝在無顯著搖動、沖擊振動和沒有雨雪侵襲的地方,同時安裝地點應無爆炸危險介質,且
介質中無足以腐蝕金屬和破壞絕緣的氣體和塵埃。

主要參數及技術性能

主要技術性能及參數(見下表)

結構特點

1 開關在結構上設計成側面旋轉操作式,共分四部分,操作機構、熔斷器、鐵殼和觸頭系統。
2 操作機構有快速分斷裝置,開關的閉合和分斷速度與操作者手的動作速度無關,因而保證操作人 員
和設備的安全。
3 觸頭系統帶滅弧室,觸頭系統全部裝在鐵盒之內,完全處于封閉狀態,保證人員安全。
4 罩蓋關閉后可以與鎖扣楔合,當開關在閉合位置時,由于罩蓋與操作機構聯鎖,罩蓋不能打開,罩蓋
沒有關閉時,操作機構使開關不能閉合。另外罩蓋也可以加鎖。

外形及安裝尺寸

型號
外形尺守(mm)
安裝尺寸(mm)
備注
A
D
E
H
L
Φ
接地螺釘d
HH3-60/3
340
250
127
145
280
8.5
M5
HH3-100/3
436
350
180
250
360
8.5
M6
HH3-200/3
510
350
195
250
444
8.5
m6
HH3-300/3
510
350
195
250
444
8.5
m6
HH3-400/3
560
420
205
285
485
8.5
m8
HH3-500/3
560
420
205
285
485
8.5
m8
HH3-600/3
625
420
215
285
525
8.5
m8

 

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