- Customized application, large dimensions and hydraulic loads
- Frame, plate and et stainless steel operating spindle
- Square operated (30)
- Clockwise closing, non rising stem
- Maximum advised working pressure :
- 6 mWH LXH 1300 to 1400
- Complete tightness in both ways and on the 4 sides
- Permissible leakeage lower than DIN 19569-4 standard
- Upstream installation : 1% of 0,02 to 0,05 l/s/ml
- Downstream installation : 5% of 0,05 and 0,1 l/s/ml
Options :
- NBR seal
- Semi circular shape
- Channel penstock
- Other mounting possibilities
