Safety shut-off valves supplied by Exforma Ltd. are intended for automatic supply stoppage of non-aggressive hydrocarbonic gas to consumers in case of increase or decrease of controlling gs pressure beyond tolerance limits.
Safety shut-off valves – technical characteristics:
| Designation |
DN, mm |
Input pressure |
Weight |
| PKK-40MN |
40 |
0,6 MPa |
6,5 kg |
| PKK-40MS |
40 |
1,2 MPa |
6,5 kg |
| KPZ-50V |
50 |
1,2 MPa |
21 kg |
| KPZ-50S |
50 |
1,2 MPa |
21 kg |
| KPZ-50N |
50 |
1,2 MPa |
21 kg |
| KPZ-100V |
100 |
1,2 MPa |
35 kg |
| KPZ-100S |
100 |
1,2 MPa |
35 kg |
| KPZ-100N |
100 |
1,2 MPa |
35 kg |
Regulation limits of controlling pressure:
| Designation |
Lower limit, kPa |
Upper limit, kPa |
| PKK-40MN |
1,5 |
5 |
| PKK-40MS |
5 |
60 |
| KPZ-50V |
3...30 |
30...600 |
| KPZ-50S |
20...120 |
60...320 |
| KPZ-50N |
0,3...3 |
2...60 |
| KPZ-100V |
3...30 |
30...600 |
| KPZ-100S |
20...120 |
60...320 |
| KPZ-100N |
0,3...3 |
2...60 |
