Series

Power Units in Modular Design

Operating pressure 30 to 500 bar
flow rate 0.9 to 12 l/min
reservoir sizes 11 l, 27 l, 40 l, 63 l

Downloads

Catalogue sheet

EN DE ES FR IT

Operating instructions

Information Series

Description

7.1800 Power Units in Modular Design

Operating pressure 30 to 500 bar, flow rate 0.9 to 12 l/min
reservoir sizes 11 l, 27 l, 40 l, 63 l

Application

For the operation of hydraulic clamping fixtures and other handling and clamping systems on machine tools.

Description

The power units of this series consist of individual modules that are selected depending on the application and are assembled on the basis of a type code to a power unit ready for use.

Modules

Power unit (reservoir, pump, motor)
Connecting block basic functions
Valve block with up to 4 control circuits
Electronics

Characteristics

For single and double acting cylinders
Continuously adjustable operating pressure
Expandable to up to 8 pressure circuits
Constant flow rate
Wide range of valves
Wide range of hydraulic functions
Energy-saving mode S3 (intermittent mode) or S6 (unpressurised cycle)
Supplied ready for Connection

Equipment - Standard

Connecting block with pressure relief valve
Pressure filter 10 μm
Oil level gauge
Oil temperature gauge
Design without piping

Equipment - Options

Electronic system pressure Switch with simplified pressure adjustment by teach-in function
Pressure switch for machine tool interlock mechanically or electronically
Electrical oil level control
Electrical temperature control
Return filter
Electrical filter control
Electric control
Terminal box
Foot switch or manual switch
Key-operated Switch

Accessories (3)

Number

Item no.	CAD data	Description
Item no. 3887121	CAD data /	Description Return filter control operating pressure: 0-10 bar material: housing: polyamide connecting part: steel, galvanized membrane: NBR seal: copper code class: IP 67 switching voltage: max. 30 VDC as per data sheet D8.026
Item no. 8000430	CAD data /	Description Pressure filter control for plug-type connector with illuminated display with snap switching element min. switching voltage: 12 VDC min. switching current: 10 mA at 24 VDC connection: connector, M 12, 4-pin as per data sheet D8.026
Item no. 9740049A	CAD data	Description Electronic pressure switch with classic parameterisation Operating voltage: 12..32 VDC Pressure range: 5..600 bar Operating temperature - 20..+80 °C Protection class (EN 60529): IP65 Pressure connection: G1/4A, SW 19 Electrical connection: M12 plug, 4-pole as per data sheet F9.734