Telescopic cylinders
Hydraulic cylinder according to DIN, ISO

ZT 212
Telescopic hydraulic cylinders (Storz standard) - Nominal pressure 120 bar (12 MPa)

Technical Documents
ZT 212 – Telescopic hydraulic cylinders (Storz standard) – Nominal pressure 120 bar (12 MPa)
Good to know: The telescopic cylinders are available in double-acting and single-acting versions.
- standardized
- in a 4-stage variant
- Available in a choice of 6 mounting types for a wide range of applications
Technical data
Nominal pressure: | 120 bar (12 MPa) |
Static test pressure: | 180 bar (18 MPa) |
Piston diameter: | 32 – 280 mm |
Temperature range: | -20…+80 °C |
Viscosity range: | 10…600 mm/s² |
Lifting speed: | 0-0,5 m/s |
Operating medium: | Mineral oil according to DIN 51524, HFD fluids HFA, HFB and HFC fluids by special designs |
Mounting types

B Trunnion

CA Round flange on cylinder head

CB Round flange at cylinder bottom

DB Joint eye at cylinder bottom

EA-1 Foot mounting up to piston ø100

EA-2 Foot mounting from piston ø140

ZTW 212
Standard hydraulic cylinders - Nominal pressure 120 bar (12 MPa)

Technical Documents
ZTW 212 – Standard hydraulic cylinders – Nominal pressure 120 bar (12 MPa)
Good to know: Here we have further developed the ZT 212 double-acting telescopic cylinder series in response to increased customer demand.
- standardized
- with a stroke length of up to 5000 mm, in 2- or 3- stage versions (available with more stages on request).
- integrated displacement transducer, completely enclosed, sealed off (IP69K)
- internally installed, pressure-resistant wire-actuated encoder for recording the displacement of the piston rod
- reliable, absolute encoding of the stroke at every stage
- for repeat accuracies of 0.2 mm.
- for analog values, CANopen and redundant measurement
- Plug connector as connection interface
Technical data
Nominal pressure: | 120 bar (12 MPa) |
Static test pressure: | 180 bar (18 MPa) |
Piston diameter: | 63 – 140 mm (others possible on request) |
Temperature range | -20 °C … +80 °C (through hydraulic fluid) |
Viscosity range: | (10 … 600) 10-6 m²/s |
Lifting speed: | 0 – 0,5 m/s |
Operating medium: | Mineral oil according to DIN 51524, HFD fluids |
Mounting types

B Trunnion (S.4)

CA Round flange on cylinder head (S.6)

CD Round flange at cylinder bottom (S.7)

DB Joint eye at bottom (S.8)

EA-1 Foot mounting (S.9)
