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產(chǎn)品簡(jiǎn)介/Porduct Introduction
SH系列電磁閥是在制冷系統的液管路、吸氣管路和熱蒸汽管路中用于控制制冷劑通、斷的自控元件，廣泛應用于制冷機組、中央空調、冷凍冷藏設備和大巴空調等制冷系統中。
技術(shù)參數/Technical parameters
制冷劑/Refrigerant | R12,R22;R134a,R404,R407C,R410,R502 |
介質(zhì)溫度/Media Temperature | -3～+105℃ |
使用壽命/Service | 100000次(100，000 cyeles) |
工作壓力/Working Pressure | 3.0MPa |
型號/Model | 動(dòng)作方式/ Operating Principles | 通徑/ Port Size | 連接尺寸/Connection Size | 開(kāi)閥壓差/Opening Pressure Differential (bar) | KV值/ KV factor (m?/h) | |||
外螺紋/ SAE(in) | 焊接/ODF | |||||||
in. | mm | Min | MOPD | |||||
SH-1020/2 SAE | 直動(dòng)式/ Direct Acting | 2.5 | 1/4" | - | - | 0 | 21 | 0.175 |
SH-1020/3 SAE | 3/8" | - | - | 0.23 | ||||
SH-1028/2 ODF | - | 1/4" | - | 0.15 | ||||
SH-1028/3ODF | - | 3/8" | - | 0.23 | ||||
SH-1064/3 SAE | 膜片式/ Diaphragm Pilot Operated | 7.0 | 3/8" | - | - | 0.05 | 0.80 | |
SH-1064/4 SAE | 1/2" | - | - | |||||
SH-1068/3 ODF | - | 3/8" | - | |||||
SH-1068/4 ODF | - | 1/2" | - | |||||
SH-1070/4 SAE | 12.5 | 1/2" | - | - | 2.20 | |||
SH-1070/5 SAE | 5/8" |
| - | 2.61 | ||||
SH-1078/4 ODF | - | 1/2" | - | 2.20 | ||||
SH-1078/5 ODF | - | 5/8" | 16 | 2.61 | ||||
SH-1078/6 ODF |
| 3/4” |
| |||||
SH-1079/7 ODF |
| 7/8” | 22 | |||||
SH-1098/6 ODF | 16.5 |
| 3/4” |
| 4.80 | |||
SH-1098/7 ODF |
| 7/8” | 22 | 5.70 | ||||
SH-1099/9 ODF |
| 1-1/8” |
| |||||
SH-1078/9 ODF | 25.5 |
| 1-1/8” |
| 10 | |||
SH-1079/11ODF |
| 1-3/8” | 35 | |||||
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