Oriental Motor

ORIENTAL MOTOR U.S.A. Corp.
570 Alaska Avenue
Torrance, CA 90503
1-800-GO-VEXTA (468-3982)

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The BMU Series features a compact, high-power and high-efficiency brushless DC motor and is combined with an easy to use, easy to set speed controller. The entire motor structure features our latest brushless DC motor technology and has been innovated in pursuit of the optimal performance. The BMU Series has a maximum speed of 4000 r/min. Speed ratio of 1:50 (80 to 4000 r/min) is achieved. Round Shaft and Geared models available.
  • 400 W (1/2 HP)
  • Three-Phase 200-240 VAC
  • Permissible Torque
    • Round Shaft = 180 oz-in (1.27 N·m)
    • Parallel Shaft Gear = 47.79 ~ 5159 lb-in (5.4 ~ 583 N·m)
    • Right-Angle Hollow Shaft Gear = 42.48 ~ 1575 lb-in (4.8 ~ 178 N·m)
    • Hollow Shaft Flat Gear = 46 ~ 940 lb-in (5.3 ~ 107 N·m)

Some gear types are limited to 3,600 r/min max. input speed, (1:45 speed ratio).
Brushless DC Motor
Unit of Measure
Items Brushless DC Motor
BLM6400SHP-GFV / GFV6G5AS / BMUD400-S
400 W (1/2 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 5:1) (Three-Phase 200-240 VAC)
Web Price $815.00
Brushless DC Motor
BLM6400SHP-GFV / GFV6G10AS / BMUD400-S
400 W (1/2 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 10:1) (Three-Phase 200-240 VAC)
Web Price $815.00
Brushless DC Motor
BLM6400SHP-GFV / GFV6G15AS / BMUD400-S
400 W (1/2 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 15:1) (Three-Phase 200-240 VAC)
Web Price $815.00
Brushless DC Motor
BLM6400SHP-GFV / GFV6G20AS / BMUD400-S
400 W (1/2 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 20:1) (Three-Phase 200-240 VAC)
Web Price $815.00
Brushless DC Motor
BLM6400SHP-GFV / GFV6G30AS / BMUD400-S
400 W (1/2 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 30:1) (Three-Phase 200-240 VAC)
Web Price $830.00
Motor Frame Size - 4.33 in.
Output Power - 400 W (1/2 HP)
Power Supply - Three-Phase 200-240 VAC
Shaft/Gear Type - Parallel Shaft Gearhead (Stainless Steel Shaft)
Gear Ratio (X:1) - 5 :1 - 10 :1 - 15 :1 - 20 :1 - 30 :1
Output Shaft Diameter - 7/8 in.
Degree of Protection (Motor) - IP66
Rated Torque - 50.40 lb-in - 100.80 lb-in - 151.30 lb-in - 202.60 lb-in - 290.30 lb-in
Variable Speed Range (r/min) - 16 ~ 800 - 8 ~ 400 - 5.3 ~ 267 - 4 ~ 200 - 2.7 ~ 133
Permissible Load Inertia - 550 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 270 oz-in² - 2500 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 1090 oz-in² - 5500 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 2500 oz-in² - 9300 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 4400 oz-in² - 21000 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 9800 oz-in²
Permissible Radial Load - 0.39 in. from Shaft End = 123
0.79 in. from Shaft End = 180 lb
- 0.39 in. from Shaft End = 123
0.79 in. from Shaft End = 180 lb
- 0.39 in. from Shaft End = 123
0.79 in. from Shaft End = 180 lb
- 0.39 in. from Shaft End = 123
0.79 in. from Shaft End = 180 lb
- 0.39 in. from Shaft End = 220
0.79 in. from Shaft End = 280 lb
Permissible Axial Load - 45 lb - 45 lb - 45 lb - 45 lb - 67 lb
Permissible Axial Load -
Speed Control Method (Select one of the following) - Digital Setting using the dial
Number of Speed Settings - 4
Max. Extension Length (m) - 10.50