Overview
OBL Blackline XL Series Topline Hydraulic diaphragm, API 675 rugged and reliable pump to operate in harsh environments. The XLs are rugged and very accurate single-block positive return hydraulic diaphragm pumps suitable for highly demanding 24/7 industrial applications.
Built-in full compliance with API675 and ATEX 2014/34/UE standards, these pumps house a relief valve, an air purge valve, and a mechanically actuated self-replenishing hydraulic system. These features combined protect the pump and the whole dosing system from damages due to overpressures, while granting a proper chemical dosing under any circumstances.
OBL Blackline XL Series Specification
- Flow rate from 63 to 1500 l/h (13,8 to 330 gph)
- Working pressure up to 20 barg or 290 psi
- Chemical-resistant coated cast iron enclosure
- AISI 316, PVC, PP, PVDF, HAST C liquid end
- Manual stroke length adjustment, electronic actuator available
- Built-in relief valve, air purge valve, and self-replenishing hydraulic system
- Rupture detector pressure gauge included
- Steady-state accuracy ±1%, linearity ±3%, repeatability ±3%
- Max working liquid temperature +60°C
- API675 and ATEX 2014/34/UE compliant