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              PLC企業資訊
                鷺宮壓力調整閥
                發布者:shzicong  發布時間:2013-08-27 16:02:53

                鷺宮 
                概要: 
                SPR型: 適用于防止冷凍裝置過載運行,備有直動型. 
                DPR型: 用于冷藏及空調等壓縮機吸入,排出的旁通通路. 
                檢測壓縮機排出壓力的超負荷,通過旁通通路將其釋放至低壓側,以便使壓縮機不超負荷. 減少高壓開關的開關頻度以維護壓縮機的運行. 
                在春季和秋季的熱泵系統的暖氣周期中,或當過濾器因異物而阻塞時,該調整閥更能顯示其優點.   
                通用規格: 

                 項目   直動型
                 最高使用壓力   2.5MPa 
                 氣密試驗壓力    3MPa
                   流體溫度   ~100℃
                  壓力調節   ∩增加   1604~05: 約0.08MPa/轉  
                              1905~07: 約0.05MPa/轉    
                              3011~13: 約0.03MPa/轉 
                  手動打開機構    -   
                   

                                        
                                                                               
                技術參數:(單位:MPa) 
                SPR型
                        冷噸 CT38℃ △P0.049MPa  ET-10℃    接頭       最高工作壓力  重量 kg
                 
                 型號 口徑 mm    閥開40%  閥開70% 閥開70%   銅管 形狀      
                     R22  R134a  R404A        
                 SPR-1604B  15  1.25  0.9  1.1  1/2" 喇叭管  2.45  0.3
                 SPR-1605B  15  1.25  0.9  1.1  5/8" 喇叭管  2.45  0.3
                 SPR-1905B  20  3.0  1.8  2.5  5/8" 喇叭管  2.45  0.5 
                 SPR-1906B  20  3.0  1.8   2.5  3/4" 喇叭管  2.45  0.5
                 SPR-1604D  15  1.4  0.9  1.1  1/2" 銅管接頭  2.45  0.2
                 SPR-1605D  15  1.4  0.9  1.1   5/8"  銅管接頭  2.45  0.2
                 SPR-1905D  20  3.0  1.8  2.5  5/8" 銅管接頭  2.45  0.4
                 SPR-1906D  20    3.0   1.8                             2.5        3/4"   銅管接頭 2.45   0.4
                 SPR-1907D   20  3.0  1.8 2.5  7/8"  銅管接頭 2.45   0.4
                 SPR-3011D  29  5.0  2.7  4.5 1 1/8"   銅管接頭 2.45  1.3 
                 SPR-3013D  29   5.0   2.7 4.5    1 3/8"  銅管接頭 2.45  1.3

                                                                                                                                                         
                                                                                                                                                              
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                 DPR型
                型號         口徑 mm     工廠調整范圍 MPa     接頭 mm          最高工作壓力     重量Kg
                                                                            銅管      形狀                                              
                DPR-343D     3.4           1.66-2.45            7.94    銅管接頭       2.84              0.11
                注: 液體為氟冷媒
                SPR閥的安裝 
                    安裝于壓縮機與蒸發器之間,使出口側的壓力(吸入壓力)保持在設定值以下,在負荷急劇增加時,可用于防止因吸入壓力上升而引起馬達過載.也可象低溫裝置那樣,在壓縮機吸入壓力低時,將液控閥的入口與高壓側的吐出管連接,由放出氣體而使裝置工作(液控動作型)
                型號               L   mm                        H   mm                        h   mm
                SPR-1604B          45                              82                               91
                SPR-1605B          53                              82                               94
                SPR-1905B          56                              109                             100
                SPR-1906B          60                              109                             105
                SPR-1604D          71                              82                               78
                SPR-1605D          71                              82                               78
                SPR-1905D         100                            109                             120
                SPR-1906D         100                            109                             120
                SPR-1907D         100                            109                             120 
                SPR-3011D         140                            147                             170
                SPR-3013D         140                            147                             170             

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