LFTEV series thermal expansion valve is an expansion valve with exchangeable ports, which is suitable for automatic adjustment and supply of various medium and small dry evaporator refrigerants.
With stable superheat regulation performance, interchangeable nozzle components, suitable for R22, R134a, R407C, R404A/R507 and other refrigerants. Choice of flared or brazed connections. Evaporation temperature range: -40?~+10?.
Technical Parameters
| Refrigerant | model | balanced way | capillary vessel | connector | |||
| Inlet | Out Iet | Equalizing | |||||
| ln/mm | ln/mm | ln/mm | |||||
| R22 | R22N-H | TX2 | inner balance type | 1500 | 3/8"/9.52 | 1/2"/12.7 | |
| R22W-H | TEX2 | outer balance type | 1500 | 3/8"/9.52 | 1/2"/12.7 | 1/4"/6.35 | |
| R407C | R407CN-H | TZ2 | inner balance type | 1500 | 3/8"/9.52 | 1/2"/12.7 | |
| R407CW-H | TEZ2 | outer balance type | 1500 | 3/8"/9.52 | 1/2"/12.7 | 1/4"/6.35 | |
| R134a | R134aN-H | TN2 | inner balance type | 1500 | 3/8"/9.52 | 1/2"/12.7 | |
| R134aW-H | TEN2 | outer balance type | 1500 | 3/8"/9.52 | 1/2"/12.7 | 1/4"/6.35 | |
| R404A/R507 | R404A/R507N-H | TS2 | inner balance type | 1500 | 3/8"/9.52 | 1/2"/12.7 | |
| R404A/R507W-H | TES2 | outer balance type | 1500 | 3/8"/9.52 | 1/2"/12.7 | 1/4"/6.35 | |
| Mark: only outer balance type expansion valve have balance connector | |||||||
