2700-4001_22 IMA Manual
15
Last Revision: 12/14/2021
3.2.1 Screw Selection
Tolomatic IMA Actuator: RN04, RN05, RN10: Roller nuts with 4mm, 5mm or 10 mm lead.
BN05, BN10, BN20, BN25: Ball nuts with 5mm, 10mm, 20mm or 25mm lead
Contact Tolomatic for application review and assistance in selecting a screw technology.
3.2.2 Motor Voltage
Available with 230 Vac or 460 Vac. With 1, and 3 stack windings.
Contact Tolomatic for application review and assistance in selecting voltage and windings.
3.2.3 Internal Holding Brake Option
N=No Brake, B=24V Brake, 3= A spring held electronically released holding brake (parking brake) is available. The
holding force of the brake is capable of holding the continuous force of the actuator. The brake is spring set and
releases when voltage is applied to the brake. A separate power source is required.
3.2.4 Standard Mounting Options
Figure 3.2: Standard mounting for the IMA is four (4) threaded holes on the front face (rod end) of the actuator.
Standard mounting for the IMA is four (4) threaded holes on the front face (rod end) of the actuator. There are also
Side Mounting Holes, 2 sides & bottom (no photo)
3.2.5 Mounting Options
Other mounting options include: Side mounting holes (a total of 12 mounting holes on both sides and bottom of
actuator), mounting plates, rear clevis, front flange, front trunnion and rear trunnion.
Mounting Plates
Rear Clevis
Front Flange
Trunnion, Rear or Front
Figure 3.3: Optional mounting for the Tolomatic IMA Actuator
3.2.6 Standard Rod End
Figure 3.4: Standard rod end for the IMA is internal threads.
