3W EXTERNAL PILOT & INTERNAL DRAIN |
![PSA](https://www.tecnord.com/wp-content/uploads/PSA.jpg)
2W NORMALLY CLOSED - EXTERNAL PILOT & DRAIN |
![PSC](https://www.tecnord.com/wp-content/uploads/PSC.jpg)
3W INTERNAL PILOT & EXTERNAL DRAIN |
![PSI](https://www.tecnord.com/wp-content/uploads/PSI.jpg)
2W NORMALLY OPEN - EXTERNAL PILOT & DRAIN |
![PSO](https://www.tecnord.com/wp-content/uploads/PSO.jpg)
2W NORMALLY CLOSED - EXTERNAL PILOT & INTERNAL DRAIN |
![PWE](https://www.tecnord.com/wp-content/uploads/PWE.jpg)
3W INTERNAL PILOT & DRAIN |
![DF-PWI](https://www.tecnord.com/wp-content/uploads/DF-PWI.jpg)
2W NORMALLY CLOSED - EXTERNAL PILOT |
![PWA](https://www.tecnord.com/wp-content/uploads/PWA.jpg)
2W NORMALLY CLOSED - EXTERNAL PILOT - REVERSE FREE FLOW |
![PWB](https://www.tecnord.com/wp-content/uploads/PWB.jpg)