Telescopic cylinders
Telescopic cylinders consist of several cylinder tubes pushed into each other and can thus generate more stroke than they are long.
Storz Hydraulik Teleskopzylinder Storz Hydraulik Teleskopzylinder
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
Storz Hydraulik Teleskopzylinder Storz Hydraulik Teleskopzylinder
Technical Documents
ZTW 212 – Double-acting telescopic cylinder with displacement measuring system – 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)
EA-2 Foot mounting (S.10)
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