Page 23 - Exlar - EL/ER series Explosion-proof actuators and motors

ER120 Explosion-Proof Motors

Speed/Torque Curves Peak Torque
Continuous Torque
Torque Rated at 80˚C

1 Stack Motors 2 Stack Motors 3 Stack Motors
160 250 350
(18.1) (28.2) (39.5)
140
300
(15.8) (33.9)
200
120 (22.6) (28.2)
Motor Torque lbf-in (Nm) (9.0) Motor Torque lbf-in (Nm) (16.9) Motor Torque lbf-in (Nm) (22.6)
(13.6)
250
100
(11.3)
150
200
80
150
60
100
(16.9)
(6.8)
(11.3)
100
40
(4.5)
(11.3)
50
20
50
(2.3)
0 (5.6) 0 (5.6) 0
0 500 1000 1500 2000 2500 3000 3500 0 500 1000 1500 2000 2500 3000 3500 0 500 1000 1500 2000 2500 3000 3500
Motor RPM Motor RPM Motor RPM
For gearmotors, divide speed by gear ratio; multiply torque by gear ratio and effciency. Efficencies: 1 Stage = 0.91, 2 Stage = 0.86
Test data derived using NEMA recommended aluminum heatsink 12” x 12” x 1/2” at 25°C ambient.
Notes

ER120

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