W89-A-0501 ZPU 08 / 14 / 24 1 High Pressure Pump for Grease Type ZPU 08 / 14 / 24

W89-A-0501 ZPU 08 / 14 / 24 2 Technical Data NOTE: For motors with 60 Hz the speed and thus the lubricant output will be increased by 20%. In the case of ”hard” greases and low temperatures the actual lubricant output may be below the theoretically calculated one.

W89-A-0501 ZPU 08 / 14 / 24 3 Identification Code

W89-A-0501 ZPU 08 / 14 / 24 4 Identification Code

W89-A-0501 ZPU 08 / 14 / 24 5 Design 1 - Pump housing 2 - Lubricant reservoir 3 - Stirring paddle with scraper blade and fixed paddle 4 - Pump element 5 - Bearing flange with drive 6 - Pressure relief valve 7 - Check Valve 8 - Lubricant filter 9 - Pressure gauge 10 - Pressure line connection 11 - Relief line connection 12 - Filling connection

W89-A-0501 ZPU 08 / 14 / 24 6 Function of the Pump Element Upper final positionLower final position Downward working strokeUpward working stroke Video 1, 2 - Delivery piston 3 - Control piston I - Suction borehole for delivery piston 1 II - Suction borehole for delivery piston 2 III - Outlet borehole (pressure connection)

W89-A-0501 ZPU 08 / 14 / 24 7 Pressure Switch Pressure range (bar) Pressure reducer, piston & cylinder -  7 mm Compression spring, wire-  4 mm

W89-A-0501 ZPU 08 / 14 / 24 8 Electronic Pressure Transducer 4-20mA with Digital Display Connection Pump setting  380 bar

W89-A-0501 ZPU 08 / 14 / 24 9  Two-line high pressure pump for up to 400 bar  Also suitable for Cobra systems - Version C : up to 120 bar  Complete with filter, pressure gauge and safety valve (410 bar)  Maintenance-friendly design, components easily accessible  Multi-range motor  Built-in stirring paddle allows pumping of hard greases (up to NLGI class 3) at low temperatures  Very precise piston fitting of the pump element  Piston of hardened steel  wear-resistant element