The model thermostatic expansion valve is a kind of thermostatic expansion valve with fixed valve port for automaticly supplying and regulating the refrigerant , which is suitable for small scale refrigeration system.
The powerhead is laser welded for long life.
Superheat (3.5K) is fixed.
ODF copper tube welding.(valve body with 30% silver brazing.)
Suitable for Freon and hydrocarbons.
Maximum working pressure: 2.8 MPa.
Technical data
| Model | Nominal capacity (kw) | Type of equalization | Connection size | Capillary Length | |
| R134a | R22 | ||||
| TB-1 | 0.5 | 0.7 | Internal equalizated | ODF Inlet:1/4 Outlet:3/8 or 1/2 | 0.75m 1m 1.5m |
| TB-2 | 0.8 | 1.1 | |||
| TB-3 | 1 | 1.4 | |||
| TB-4 | 1.2 | 1.7 | |||
| TB-5 | 1.6 | 2.8 | |||
| TB-6 | 2.1 | 3 | |||
| TB-7 | 3.1 | 4.4 | |||
| TB-8 | 3.7 | 5.3 | |||
