400 W (1/2 HP) NX Series Servo Motors

The NX Series tuning free servo motors offer high performance and high accuracy control. Planetary geared and electromechanical brake options are also available and come pre-assembled. Each package features a high performance servo system with 4 control modes and is capable of high accuracy control. Smooth operation can be achieved in high inertia loads or belt drive applications without manual tuning.

400 W (1/2 HP)
Max Speed: 5,500 r/min
Round Shaft Type
Rated Torque: 180 oz-in (1.27 N·m)
Max Instantenous Torque: 540 oz-in (3.82 N·m)
Geared Type
Rated Torque: 50 ~ 220 lb-in (5.72 ~ 25.7 N·m)
Max Instantenous Torque: 151 ~ 680 lb-in (17.1 ~ 77.2 N·m)

Unit of Measure

Items	NXM640A 400 W (1/2 HP) Servo Motor, Rated Torque = 180 oz-in (1.27 N·m) Web Price $823.00	NXM640M 400 W (1/2 HP) Servo Motor, Rated Torque = 180 oz-in (1.27 N·m) Web Price $1,155.00	NXM940A-PS5 400 W (1/2 HP) Geared Servo Motor, Rated Torque = 810 oz-in (5.72 N·m) Web Price $1,519.00	NXM940A-PS10 400 W (1/2 HP) Geared Servo Motor, Rated Torque = 1610 oz-in (11.4 N·m) Web Price $1,519.00	NXM940A-PS25 400 W (1/2 HP) Geared Servo Motor, Rated Torque = 3640 oz-in (25.7 N·m) Web Price $1,705.00
Rated Output Power	- 400 W (1/2 HP)
Motor Frame Size	- 2.36 in.	- 2.36 in.	- 3.54 in.	- 3.54 in.	- 3.54 in.
Speed-Torque Characteristics	- Graph	- Graph	- Graph	- Graph	- Graph
Rated Torque	- 180 oz-in	- 180 oz-in	- 810 oz-in	- 1610 oz-in	- 3640 oz-in
Max Speed (rpm)	- 5500	- 5500	-	-	-
Rated Speed (rpm)	- 3000	- 3000	-	-	-
Permissible Speed Range	-	-	- 0 ~ 600 r/min	- 0 ~ 300 r/min	- 0 ~ 120 r/min
Max Instantaneous Torque	- 540 oz-in	- 540 oz-in	- 2420 oz-in	- 4870 oz-in	- 10900 oz-in
Rotor Inertia	- 1.59 oz-in²	- 1.72 oz-in²	- 1.59 oz-in²	- 1.59 oz-in²	- 1.59 oz-in²
Gear Inertia	-	-	- 0.89 oz-in²	- 0.88 oz-in²	- 0.96 oz-in²
Permissible Load Inertia	- 159 oz-in²	- 159 oz-in²	- 1970 oz-in²	- 8000 oz-in²	- 50000 oz-in²
Resolution (P/R)	- 100 to 100000 (Factory setting 1000)
Gear/Shaft Type	- Round Shaft (No Gear)	- Round Shaft (No Gear)	- Planetary Gear (PS)	- Planetary Gear (PS)	- Planetary Gear (PS)
Gear Ratio (X:1)	-	-	- 5 :1	- 10 :1	- 25 :1
Electromagnetic Brake	- Not Equipped	- Equipped	- Not Equipped	- Not Equipped	- Not Equipped
Permissible Overhung Load	- 0 in. from Shaft End = 51 lb0.2 in. from Shaft End = 55 lb0.39 in. from Shaft End = 58 lb0.59 in. from Shaft End = 63 lb0.79 in. from Shaft End = 68 lb	- 0 in. from Shaft End = 51 lb0.2 in. from Shaft End = 55 lb0.39 in. from Shaft End = 58 lb0.59 in. from Shaft End = 63 lb0.79 in. from Shaft End = 68 lb	- 0 in. from Shaft End = 108 lb0.2 in. from Shaft End = 121 lb0.39 in. from Shaft End = 135 lb0.59 in. from Shaft End = 153 lb0.79 in. from Shaft End = 177 lb	- 0 in. from Shaft End = 108 lb0.2 in. from Shaft End = 121 lb0.39 in. from Shaft End = 135 lb0.59 in. from Shaft End = 153 lb0.79 in. from Shaft End = 177 lb	- 0 in. from Shaft End = 191 lb0.2 in. from Shaft End = 210 lb0.39 in. from Shaft End = 230 lb0.59 in. from Shaft End = 260 lb0.79 in. from Shaft End = 310 lb
Permissible Thrust Load	- 22 lb	- 22 lb	- 67 lb	- 67 lb	- 67 lb