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  • CWK-22型壓差控制器
  • CWK-22型壓差控制器

CWK-22型壓差控制器

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價格:電議
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大連華陽電子有限公司
  • 聯系人:張誼
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  • 地區:遼寧 大連 旅順口區
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CWK-22型壓差控制器主要用于保證冷凍機潤滑油泵具有一定油壓的自動保護裝置。 油壓不足將使機器不能正常工作,甚至造成拉壞氣缸、燒損軸瓦等事故。 油壓可由冷凍機油泵的進油和出油的壓力差表示。將進油壓力和出油壓力引接到控制器上下兩端波紋管氣箱,兩端壓力差即表示油泵壓頭。因此,CWK-22型工作時與進出油的絕對壓力無關,只顯示油泵的工作能力。 CWK-22型在控制器內附有雙金屬片延時機構,油壓不足時自動延時,經過規定時間仍不回升,即自動停車。 CWK-22型的波紋管采用不銹鋼材料,對氨、F12、F22等制冷劑均能適用。 CWK-22型的主要技術性能: 壓差調節范圍:0.05-0.4MPa 切換差(不可調):0.02MPa 延時時間:45-60秒 電源:AC220v 觸頭容量:380伏3安培(無感負載) 適用制冷工質:氨、F12、F22
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