The IR PVC-U check valve type 561 with IR fusion spigots is designed for vertical installation and features a flow-optimized return cone with double guidance, ensuring vibration-free operation even at high flow velocities. It seals at a minimum water column of 2 m and is compatible with IR-63 M and IR-110 A fusion welding systems, requiring special clamping inserts for IR-110 A. Part number 161561977 corresponds to the 63 mm bore size variant, with a nominal pressure rating of 16 bar, a kv-value of 1670 l/min at Δp=1 bar, and an EPDM sealing variant weighing 1.419 kg. The valve has an overall length of 219 mm and a spigot diameter of 124 mm. Installation requires the use of Tangit KS Cleaner (799298023).
With IR fusion spigots
| Georg Fischer Piping Systems Ltd | |
|---|---|
| Product Category | Industrial Valves |
| Product Number | 161561977 |
| Product Name | Valves - Plastic-Valves - Check-Valves - cone-Check-Valve-561-562 |
| Valve Type | Check |
