TP34 : TorquePower™ Stepper Motor

Size: Nema 34, 1.8°
Holding Torque: up to 620 oz-in or 438 Ncm
Speed: up to 34 RPS



Forceful. Extra-sturdy.
This 1.8° size 34 hybrid DC stepping motor is built with an extra-sturdy casing for when you need medium-sized, powerful torque with a little more durability. The motor is totally enclosed with permanently lubricated ball bearings. The bi-directional size 34 has a step angle accuracy of ±3%.

TP34 Speed / Torque Curves

TP34 Mechanical / Winding Data

Stack Size Models TP34 - 235A TP34 - 235V TP34 - 420A TP34 - 420V TP34 - 620A TP34 - 620V
Holding Torque
Bi-Polar
(oz-in)
235.0 235.0 420.0 420.0 620.0 620.0
Holding Torque Bi-Polar
(Ncm)
165.93 165.93 296.56 296.56 437.78 437.78
Holding Torque
Uni-Polar
(oz-in)
0.0 188.0 0.0 336.0 0.0 496.0
Holding Torque Uni-Polar
(Ncm)
0.00 132.75 0.00 237.25 0.00 350.23
Length
(inches)
2.5 2.5 3.7 3.7 5.1 5.1
Length
(cm)
6.3 6.3 9.4 9.4 13.0 13.0
Width
(inches)
3.3 3.3 3.3 3.3 3.3 3.3
Width
(cm)
8.4 8.4 8.4 8.4 8.4 8.4
Weight
(oz)
48.0 48.0 80.0 80.0 121.0 121.0
Weight
(Kg)
1.4 1.4 2.3 2.3 3.4 3.4
Step Angle
(°/step)
1.8 1.8 1.8 1.8 1.8 1.8
Number Leads 4 6 4 6 4 6

TP34 Bi-Polar Windings
Winding Models 235A20 235A30 235A40 235A60 420A20 420A30 420A40 420A60 620A20 620A30 620A40 620A60
Current
(A/Phase)
2.0 3.0 4.0 6.0 2.0 3.0 4.0 6.0 2.0 3.0 4.0 6.0
Voltage
(V/Phase)
4.4 2.9 2.2 1.5 6.0 4.0 3.0 2.0 7.7 5.1 3.8 2.6
Resistance
(R/Phase)
2.2 1.0 0.6 0.2 3.0 1.3 0.8 0.8 3.8 1.7 1.0 0.4
Inductance
(mH)
20.4 9.1 5.1 2.3 33.2 14.8 8.3 8.3 54.5 24.2 13.6 6.1

TP34 Uni-Polar Windings
Winding Models 235V26 235V53 235V120 235V240 420V25 420V30 420V60 420V120 420V240 620V22 620V43 620V120 620V240
Current
Bi-Polar
(A/Phase)
2.2 1.1 0.5 0.2 3.2 2.8 1.4 0.7 0.4 5.0 2.5 0.8 0.4
Voltage
Bi-Polar
(V/Phase)
3.7 7.5 17.0 34.0 3.5 4.2 8.5 17.0 34.0 3.1 6.1 17.0 34.0
Resistance
Bi-Polar
(R/Phase)
1.7 6.6 36.0 144.0 1.1 1.5 6.0 23.0 88.0 0.6 2.4 20.6 82.0
Inductance
Bi-Polar
(mH)
16.6 70.0 320.0 1260.0 11.0 14.4 65.8 256.8 948.0 7.2 30.6 240.0 996.0
Current
Uni-Polar
(A/Phase)
3.1 1.6 0.7 0.3 4.5 4.0 2.0 1.0 0.6 7.1 3.6 1.2 0.6
Voltage
Uni-Polar
(V/Phase)
2.6 5.3 12.0 24.0 2.5 3.0 6.0 12.0 24.0 2.2 4.3 12.0 24.0
Resistance
Uni-Polar
(R/Phase)
0.9 3.3 18.0 72.0 0.6 0.8 3.0 11.5 44.0 0.3 1.2 10.3 41.0
Inductance
Uni-Polar
(mH)
4.2 17.5 80.0 315.0 2.8 3.6 16.5 64.2 237.0 1.8 7.7 60.0 249.0

TP34 Outline Drawing

drawing_tp34.gif