When the pressure from the liquid applied to the pressurized container or piping is above a set level, the liquid is let out to prevent damage to the device and explosions. The valve operates by the force of the spring. It has been certified by the Occupational Health and Safety Agency.
| SIZE InletxOutlet UNIT : MM |
ds | dt | di | H | INLET FLANGE JIS B 2220 10K RF | |||||
| D | g | C | T | f | N-¥ÕH | |||||
| 20A x 20A | 21 | 20 | 22 | 130 | 100 | 56 | 75 | 17.5 | 3.5 | 4-15 |
| 25A x 25A | 26 | 25 | 27 | 143 | 125 | 67 | 90 | 17.5 | 3.5 | 4-19 |
| 50A x 50A | 51 | 50 | 52 | 168 | 155 | 96 | 120 | 19.5 | 3.5 | 4-19 |
