GSM Series
GSM Series
GSM Series
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
<strong>GSM</strong>20 <strong>Series</strong> Mechanical / Electrical Specifications<br />
<strong>GSM</strong>20<br />
Nominal Backlash in (mm) 0.008 (.20)<br />
Lead Accuracy in/ft (mm/300 mm) 0.001 (.025)<br />
Maximum Radial Load lb (N) 15 (67)<br />
Environmental Rating: Standard<br />
IP54<br />
MOTOR STATOR 118 138 158 168 218 238 258 268<br />
RMS Sinusoidal Commutation<br />
Continuous Motor Torque lbf-in 7.6 7.3 7.0 7.0 11.9 11.5 11.2 11.3<br />
(N-m) (0.86) (0.83) (0.79) (0.79) (1.35) (1.30) (1.27) (1.28)<br />
Torque Constant (Kt) lbf-in/A 2.5 5.2 8.3 9.5 2.5 5.2 8.9 10.2<br />
(+/– 10% @ 25˚C) N-m/A (0.28) (0.59) (0.94) (1.07) (0.28) (0.59) (1.00) (1.15)<br />
Continuous Current Rating Amps 3.4 1.6 0.9 0.8 5.4 2.5 1.4 1.2<br />
Peak Current Rating Amps 6.9 3.1 1.9 1.6 10.8 4.9 2.8 2.5<br />
Trapezoidal Commutation<br />
Continuous Motor Torque lbf-in 7.3 7.0 6.7 6.7 11.4 11.0 10.7 10.8<br />
(N-m) (0.82) (0.79) (0.76) (0.76) (1.29) (1.24) (1.21) (1.22)<br />
Torque Constant (Kt) lbf-in/A 1.9 4.1 6.5 7.4 1.9 4.1 6.9 7.9<br />
(+/– 10% @ 25˚C) (N-m/A) (0.22) (0.46) (0.73) (0.84) (0.22) (0.46) (0.78) (0.89)<br />
Continuous Current Rating Amps 4.2 1.9 1.1 1.0 6.6 3.0 1.7 1.5<br />
Peak Current Rating Amps 8.4 3.9 2.3 2.0 13.2 6.0 3.5 3.0<br />
Motor Stator Data<br />
Voltage Constant (Ke) Vrms / Krpm 16.9 35.6 56.9 64.9 16.9 35.6 60.5 69.4<br />
(+/– 10% @ 25˚C) Vpk / Krpm 23.9 50.3 80.5 91.8 23.9 50.3 85.5 98.1<br />
Pole Configuration 8 8 8 8 8 8 8 8<br />
Resistance (L-L) (+/– 5% @ 25˚C) Ohms 2.6 12.5 35.2 45.8 1.1 5.3 16.0 20.7<br />
Inductance (L-L)(+/– 5%) mH 5.1 22.8 58.3 75.8 2.5 11.0 31.7 41.7<br />
Brake Inertia lbf-in-sec 2 0.00012<br />
(Kg-cm 2 ) (0.135)<br />
Brake Current @ 24 Vdc A .33<br />
Brake Holding Torque lbf-in 19<br />
(Nm) (2.2)<br />
Brake Engage/Disengage Time ms 14/28<br />
Mech. Time Constant (tm), ms min 6.0 6.5 7.1 7.1 2.5 2.7 2.9 2.8<br />
max 8.5 9.2 10.1 10.1 3.6 3.9 4.0 4.0<br />
Electrical Time Constant (te) ms 2.0 1.8 1.7 1.7 2.2 2.1 2.0 2.0<br />
Damping Constant lbf-in/krpm 0.55 0.55 0.55 0.55 0.55 0.55 0.55 0.55<br />
(N-m/krpm) (0.06) (0.06) (0.06) (0.06) (0.06) (0.06) (0.06) (0.06)<br />
Friction Torque lbf-in 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00<br />
(N-m) (0.11) (0.11) (0.11) (0.11) (0.11) (0.11) (0.11) (0.11)<br />
Bus Voltage Vrms 115 230 400 460 115 230 400 460<br />
Speed @ Bus Voltage rpm 5000 5000 5000 5000 5000 5000 5000 5000<br />
Motor Wire Insulation<br />
Class 180 H<br />
Motor Stator Rating<br />
Class 180 H<br />
Thermal Switch, Stator Temp. C˚ 130<br />
Std. Connectors (“S” Option): Motor & Brake<br />
MS-3112-E16-8P<br />
Feedback<br />
MS-3112-E16-23P<br />
All ratings at 25 degrees Celsius<br />
For amplifiers using peak sinusoidal ratings, multiply RMS sinusoidal Kt by .707 and current by 1.414.<br />
Test data derived using NEMA recommended aluminum heatsink 10" x 10" x 1/4"<br />
Specifications subject to change without notice.<br />
44 Exlar Corporation • 952.368.3434
Change language