Shenzhen Sino-Australia Refrigeration Equipment Co., Ltd.
Refrigeration System Solution
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Check Valve For Refrigeration / Air Conditioning System, Condensing Unit, Refrigeration Unit
Description:
·Model CV check valve is used on the piping of liquid, suction gas or hot air on the freezing, cold storage and air conditioner units.
·The valve seat and seals of Model CV check valve have excellent sealing performance.
·For Model CV check valve, both threaded and welded connections are available.
Specifications
| Model | Type | Spec | I.D.(mm) | Kv(㎥/h) | |
| Flare | Welded | ||||
| CV-6 | Direct Flow | 1/4 SAE | 1/4 ODF | 4.8 | 0.56 |
| CV-10 | 3/8 SAE | 3/8 ODF | 8 | 1.43 | |
| CV-12 | 1/2 SAE | 1/2 ODF | 10 | 2.05 | |
| CV-16 | 5/8 SAE | 5/8 ODF | 13 | 3.60 | |
| CV-19 | 3/4 SAE | 3/4 ODF | 16 | 5.50 | |
| CVR-22 | Right Angle | —— | 7/8 ODF | 19 | 8.50 |
| CVR-28 | —— | 1-1/8 ODF | 25 | 19.0 | |
| CVR-35 | —— | 1-3/8 ODF | 32 | 29.0 | |
1) Kv value: When the pressure differential is 100KPa, the flowrate at m³/h water in density 1 t/m³ flows through the solenoid valve.
Technical Parameters:
| Applicable Refrigerant: | HCFC,HFC |
| Applicable Medium Temperature: | -40℃~+120℃ |
| Maxmum Working Pressure | 3.0MPa |
| Maximum Test Pressure | 4.5MPa |
| Minimum Opening Pressure Differential | △P=0.03MPa |
Stucture:
| Model | Overall Dimension | Weight(g) | |||||||||||
| A | B | hexagon S | Thread M | L | L1 | L2 | ΦD | Φd | E | F | Thread | Welded | |
| CV-6 | 52.5 | 14 | 17 | 7/16-20UNF | 86 | 7 | 29 | 6.5 | 6 | —— | —— | ||
| CV-10 | 62.5 | 16 | 22 | 5/8-18UNF | 106 | 8 | 36 | 10.1 | 10 | —— | —— | ||
| CV-12 | 68.5 | 18 | 24 | 3/4-16UNF | 118 | 10 | 39 | 12.9 | 12 | —— | —— | ||
| CV-16 | 79.5 | 21 | 27 | 7/8-14UNF | 140 | 14 | 46 | 16.1 | 16 | —— | —— | 178 | 160 |
| CV-19 | 90.5 | 24 | 32 | 1-1/16-14UNS | 152 | 16 | 49 | 19.2 | 19 | —— | —— | 280 | 230 |
| CVR-22 | —— | —— | 32 | —— | 136 | 17 | 53 | 22.3 | 22 | 84 | 87 | —— | 410 |
| CVR-28 | —— | —— | 36 | —— | 184 | 20 | 70 | 28.7 | 28 | 114 | 106 | —— | |
| CVR-35 | —— | —— | 45 | —— | 197 | 25 | 85 | 35.2 | 35 | 127 | 129 | —— | 1260 |
