EXC34 : EXC-Series BLDC Motor
Type: Servo Motor
Size: 3.4 inches or 8.6 cm
Peak Torque: to 810 oz-in or 572 Ncm



High-Performance. Servo.
The EXC-Series 3.4-inch AC Servo motor offers customers high economic value and superior reliability. The EXC-Series is a cost-improved version of the popular Excalibur family of AC Servo motors sold under the Rockwell Automation brand. This product provides considerable cost improvements for a variety of light industrial, commercial, and medical applications.

EXC34 Speed / Torque Curves

exc34exc34exc34

EXC34 Mechanical / Winding Data

Stack Size Models EXC34 - 100 EXC34 - 210 EXC34 - 300
Continuous Stall Torque (oz-in) 100 210 300
Continuous Stall Torque (Ncm) 70.61 148.28 211.83
Peak Torque (oz-in) 300 600 810
Peak Torque (Ncm) 211.83 423.66 571.94
Motor Constant (oz-in / Watt) 17.10 33.10 42.20
Electrical Constant (msec) 2.39 3.23 3.55
Mechanical Constant (msec) 4.92 2.51 2.28
Rotor Inertia (oz-in-sec2) 0.0101 0.0194 0.0287
Rotor Inertia (gm-cm2) 713.3 1370.0 2026.8
Thermal Resistance (C / Watts) 1.1 0.9 0.8
Weight (oz) 99.2 121.6 158.4
Weight (Kg) 2.8 3.4 4.5
Length (inches) 5.8 6.8 7.8
Length (cm) 14.7 17.3 19.8
Number of Poles 4 4 4

Winding Models EXC34 - 100V60 EXC34 - 100V160 EXC34 - 100V325 EXC34 - 210V60 EXC34 - 210V160 EXC34 - 210V325 EXC34 - 300V60 EXC34 - 300V160 EXC34 - 300V325
Design Voltage
(VDC)
60 160 325 60 160 325 60 160 325
Continuous Current
(Amps)
8 3 2 18 7 4 22 9 5
Peak Current
(Amps)
19 7 4 41 16 8 47 20 11
Voltage Constant
±10%
(VDC/kRPM)
12.9 33.5 62.1 12.2 31.0 59.9 14.1 33.4 62.2
Torque Constant
±10%
(oz-in / Amp)
17.4 45.3 84.0 16.5 41.9 81.0 19.1 45.2 84.1
Torque Constant
±10%
(Ncm / Amp)
1.229 3.199 5.932 1.165 2.959 5.720 1.349 3.192 5.939
Resistance
±10%
(Ohms)
1.0 6.8 25.1 0.3 1.7 5.8 0.2 1.1 4.0
Inductance
±10%
(mH)
2.5 16.8 57.9 0.8 5.2 19.3 0.7 4.0 14.1

EXC34 Outline Drawing

drawing_exc34.gif

EXC34 Commutation Sequence

hall diagram