Zimm 199C0009 Pdm0018451 Trapezoidal Screw For Lifting

Technical information ZA-25 | Critical buckling force & critical whirling speed
Swivel mount
geführt - Schwenkantrieb
Critical whirling speed ZA-25 L
700 600 Rotational speed nkr [rpm]
L
ohne Führung not guided / unsupported
L
geführt guided / supported
Fs
500 400 300
Tr40x7 KGT32 Tr30x6
200 100 0 2500
3000
3500 4000 4500 5000 Unsupported screw length L [mm]
5500
6000
Critical buckling force ZA-25 25
Axial force F (kN)
Tr40 guided 20
KGT32 guided
15
*Tr40 not guided *KGT40 not guided
10
*Tr30 guided *Tr30 not guided
* Values of the different versions are identical and therefore overlap in the
presentation (in the graph).
5 0 0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
Unsupported screw length L (mm) Ordering example: ZA-25 1,00 Tr 30x6-RH -H800
KGT load rating [kN] KGT32x5 dyn. C 24,8 49,7 stat. C0
KGT32x10 30,8 45,6
KGT32x20 32,9 47,1
Stroke Screw diameter Screw pitch
Size Speed Thread version / variant
Dynamic lateral force Fs (max.) Fully extended L [mm] 500 600 700 800 900
1000 1200 1500 2000 2500 3000
max. Fs [N] (dynamic) Heavy duty Standard screw** 1540 1220 1000 410 850
740 650 510 380 260 -
Technical data For tensile loads in conjunction with lateral forces, the permissible
load is limited to 60% of the nominal load (max. tensile force ZA-25 = 15kN). Part-turn actuator
excluded from this limitation.
For compressive loads, the buckling diagram must also be observed.
**Only with reinforced mounting component from size ZE-50
max. compressive/tensile force:25 kN (2,5 t) static Input speed:
1500 rpm / max. 3000 rpm Housing:
aluminium, corrosion-resistant Push rod:
steel, chome-plated Worm shaft:
steel, case-hardened, ground Weight of actuator body:
11 kg Weight per 100 mm stroke: 2,4 kg Cylinder tube:
steel Gearbox lubrication:
synthetic fluid grease Screw lubricaion:
grease lubrication Gearbox operating temp.:
max. 60°C, higher on request
IP code:
max. IP64 **see accessories from page 15
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