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Permanent Magnet DC Stepper Motor Family
Series SCS Direct Drive
Discontinued Motor, for reference only

Permanent Magnet DC Stepper SCS Direct Drive Specifications:
Step Angle: 7.5°
Steps per Revolution: 48
Position Accuracy: +/- 5% max.
Number of Phases: 4 phase bifilar
Insulation Class: Class A (105°C)
Lead Wire: 6 leads 24AWG (approx. 8.5 inches [215.9 mm])
Operation Ambient Temp: -10°C to +40°C (approx.)
Temperature Rise: 58 °C
Shaft Bearing: Sleeve Bearings Standard, ball bearings available
Note:  Typical data subject to change without notification
Additional Information:
EFFICIENT LOW COST, PERMANENT MAGNET STEPPING MOTORS

Rated torque for standard models is 12.5 oz. in. @ 5 p/s; Hi-Torque models: 16.5 oz. in. Dual sleeve bearings are standard but ball bearings as well as double ended shafts may be specified.

NOTES
1. Standard SCS motors are supplied with 4-phase, bifilar windings (6 lead wires) for 5, 6, 12, 24 VDC operation.

 

SCS Direct Drive Drawings:
SCS Direct Drive Diagrams:
SCS Direct Drive Model Table:
Model Part
Number
 
Rated
Torque
@
4-5 p/s
(oz-in)
Rated
Torque
@
4-5 p/s
(mN-m)
Holding
Torque
2 Phase
Energized
(oz-in)
Holding
Torque
2 Phase
Energized
(mN-m)
Nominal
Voltage
(Vdc)
Input
Power
(watts)
Rotor
Inertia
(gm-cm2)
Rotor
Inertia
(oz-in2)
Winding
Res.
(ohms)
Weight
(oz)
Weight
(grams)
SCS 4403-001 12.5 88.3 18.5 130.6 5 8 53 .29 6.1 11.5 326
SCS 4403-002 12.5 88.3 18.5 130.6 6 8 53 .29 8.8 11.5 326
SCS 4403-003 12.5 88.3 18.5 130.6 12 8 53 .29 35 11.5 326
SCS 4403-004 12.5 88.3 18.5 130.6 24 8 53 .29 140 11.5 326
SCS 4409-003 16.5 116.5 20.5 144.8 12 8 53 .29 35 11.5 326