Calculating Static Torque

TD = 0.1047(Iω)/t - D

Inertia
Speed
Time
Load drag torque
Calculate Static Torque!
Exit
Torque Required

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Calculating Holding Torque

TH = (T/GR) x K

Output Torque
Gear Ratio
Service Factor
Calculate Holding Torque!
Exit
Torque Required

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Calculating Holding Torque for a Brake Application Mounted on an Arm

TH = WL + WA x R x 1.5

Radius
Weight of the Arm
Weight of the Load
Calculate Torque!
Exit
Torque Required

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Using a General Formula When the Load or Holding Torque is Unknown.

TH = 1.25 x 63,024 x ((P x K)/ω)

Torque is required to stop
Motor rotating at
Calculate Torque!
Exit
Torque Required

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Inertia

lb-in-S²
kg-cm²
kg-m²
lb-ft-S²

Weight/Mass

Kilograms
Pounds
Grams
Ounces

Torque

Nm
lb.-in

Dimensions

mm
inch