Lim-Tec screw jack catalog-SJA Series
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Screw Jack

Selection Table Guide CODING Type Front Attachment Input Version Input Shaft 5 S Traveling screw V1 Special NF Standard head P1 Single input shaft RH Right hand BRE Brake 10 R Traveling nut L1 TS Ball joint P2 Double input shaft LH Ieft hand FCG Mechanical Limit switches Rod end Motor flange SJB Ball screw 20 TF P3 FCP Inductive proximity switches Flange end Flange and extended shaft (PNP normally closed) 50 FL P4 Clevis end Bellows 80 FO B Spherical flange Safety nut 100 FQ SN 200 SS Stainless steel housing 300 SA Stainless steel screw 450 AB Anti-bachlash device 700 HBP Hinged bearing...

Selection Table Guide Performance Table Size Max lifting load [kN] Screw dia x pitch [mm] Worm ratio Stroke for one input turn [mm] Max starting torpue at full load[Nm] Sarting efficiency Torque without load[Nm] Housing material Weight[kg] Weight per 100mm screw &protective tube[kg] Size Max lifting load [kN] Screw dia x pitch [mm] Spheroidal graphite iron 3.2 Stroke for one input turn [mm] Max starting torpue at full load[Nm] Warm ratio Sarting efficiency Torque without load[Nm] Spheroidal graphite iron cast steel LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Housing material Weight[kg]...

Selection Table Guide Nm=input torque required Lifting Load Lifting Load Lifting Load 20kN Ratio Lifting Load 50kN Ratio Note:The purple figures in the tables indicates operational restrictions due to thermal limits.Selection of screw jacks using these figures should only be carried out in consultation with our engineers.When your selection is made within the areas shaded purple,you will need to reduce duty cycle or choose the bigger size screw jack in order to allow effective heat dissipation. 61 LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. kW=input power required

Selection Table Guide Selection Table Guide Nm=input torque required kW=input power required Lifting Load Lifting Load 100kN Ratio Lifting Load 200kN Ratio Lifting Load 300kN Ratio Note:The purple figures in the tables indicates operational restrictions due to thermal limits.Selection of screw jacks using these figures should only be carried out in consultation with our engineers.When your selection is made within the areas shaded purple,you will need to reduce duty cycle or choose the bigger size screw jack in order to allow effective heat dissipation.

Selection Table Guide Nm=input torque required Lifting Load Lifting Load NON-STANDARD SCRE JACK STAINLESS SCREW JACK Note:The purple figures in the tables indicates operational restrictions due to thermal limits.Selection of screw jacks using these figures should only be carried out in consultation with our engineers.When your selection is made within the areas shaded purple,you will need to reduce duty cycle or choose the bigger size screw jack in order to allow effective heat dissipation. 63 LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Lifting Load kW=input power required

Overall Dimensions of Screw Jack SJA5 Screw Jack Base Line Base Line Bronze Bronze Traveling Nut Traveling Nut Model R Traveling Nut Model R Traveling Nut Ball joint TS Ball joint TS 6-Ø5.5 6-Ø5.5 6-Ø9 6-Ø9 Equally Equally Spaced Spaced IEC Motor Flange End IEC Motor Flange End LH LH Left Hand Input Left Hand Input RH RH Right Hand Input Right Hand Input Tr18X4 Tr18X4 M12 M12 (Standard Head NF) (Standard Head NF) Base Line Base Line Model S Traveling Screw Model S Traveling Screw Base Line Base Line 4-Ø9 4-Ø9 Equally Spaced Equally Spaced M12 M12 Note:If you need safety nut screw jack or...

SJA10 Screw Jack Flange end FL Equally Spaced Base Line Model S Traveling Screw Base Line Base Line Equally Spaced LH Left Hand Input RH Right Hand Input LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Note:If you need safety nut screw jack or anti-backlash screw jack,the overall dimension will be changed,please consult Lim-Tec’s engineers. Acme Screw Jack Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack

Overall Dimensions of Screw Jack SJA20 Screw Jack Model S Traveling Screw Tr30X6 Base Line Equally Spaced LH Left Hand Input RH Right Hand Input Base Line Base Line Equally Spaced Note:If you need safety nut screw jack or anti-backlash screw jack,the overall dimension will be changed,please consult Lim-Tec’s engineers. Acme Screw Jack Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack

SJA50 Screw Jack Flange end FL Bronze Bronze Traveling Nut Traveling Nut Base Line Base Line Equally Equally Spaced Spaced M30X2 M30X2 (Standard Head NF) (Standard Head NF) Model S Traveling Screw Base Line Base Line Base Line Base Line Equally Spaced Equally Spaced RH RH Right Hand Input Right Hand Input LH LH Left Hand Input Left Hand Input LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Note:If you need safety nut screw jack or anti-backlash screw jack,the overall dimension will be changed,please consult Lim-Tec’s engineers. Acme Screw Jack Ball Screw Jack Anti-backlash Screw Jack Acme...

Overall Dimensions of Screw Jack SJA80 Screw Jack Model S Traveling Screw Model S Traveling Screw LH Left Hand Input LH Left Hand Input Spaced Equally Spaced RH Right Hand Input RH Right Hand Input IEC Motor Flange End IEC Motor Flange End Base Line Base Line Bronze Traveling Nut Bronze Traveling Nut Base Line Base Line Model R Traveling Nut Model R Traveling Nut M36X3 M36X3 (Standard Head NF) (Standard Head NF) 18 18 Ball joint TS Ball joint TS Base Line Base Line Equally Spaced 4-Ø17 EquallyM36X3 Spaced Note:If you need safety nut screw jack or anti-backlash screw jack,the overall...

Bronze Bronze Traveling Nut Traveling Nut EquE 1 1 SpaSpaqluall 3 3 al cedceyd y Base Line Base Line Model R Traveling Nut Model R Traveling Nut IEC Motor Flange End IEC Motor Flange End LH LH Left Hand Input Left Hand Input RH RH Right Hand Input Right Hand Input Model S Traveling Screw Model S Traveling Screw Base Line Base Line (Standard Head NF) (Standard Head NF) Ball joint TS Ball joint TS Ø95 Ø95 57 57 Base Line Base Line Equally Spaced Equally Spaced LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Note:If you need safety nut screw jack or anti-backlash screw jack,the overall...