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Picture of 3-phase stepper motor - 6.78Nm - shaft Ø 14 mm - L=128 mm - w brake - term box
SKU:

BRS39BW470FBA

3-phase stepper motor - 6.78Nm - shaft Ø 14 mm - L=128 mm - w brake - term box

$2,242.68 INC GST
Available for Shipping : 27-Jan-2026
3-phase stepper motor - 6.78Nm - shaft Ø 14 mm - L=128 mm - w brake - term box
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Manufacturer: Schneider Electric
Delivery date: 27-Jan-2026
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Product Data Sheet

Products specifications

Attribute name Attribute value
Main
Device short name BRS3
Supply voltage limits 325-325 V DC, 230-230 V AC
Motor flange size 85 mm
Maximum mechanical speed 3000 rpm
Range compatibility Lexium SD3
Motor type 3-phase stepper motor
Centring collar diameter 73 mm
Length 217 mm
Product or component type motion control motor
Number of motor poles 6
Mounting support flange
Complementary
Coefficient M0 max 0.00071 N.m/rpm
Maximum axial force Fa 30 N (force pressure), 175 N (tensile force)
Coefficient 1_0 -135.2396 N.m
Coefficient 1_2 -55.0149 N.m/rpm²
Coefficient 1_1 155.0824 N.m/rpm
Coefficient 1_3 6.2349 N.m/rpm3
Coefficient 2_1 155.0824 N.m/rpm
Coefficient 2_0 -135.2396 N.m
Coefficient 2_3 6.2349 N.m/rpm3
Coefficient 2_2 -55.0149 N.m/rpm²
Service life in hours 20000 h (bearing)
Accuracy error [angular] 0.1 °
Supply voltage description single phase 230 V AC, single phase 115 V AC
Number of mounting holes 4
Peak stall torque 5.78 N.m
Time constant 10 ms
Maximum starting frequency 5.3 kHz
Resolution 200, 400, 500, 1000, 2000, 4000, 5000, 10000 steps number of full steps per revolution, 1.8 °, 0.9 °, 0.72 °, 0.36 °, 0.18 °, 0.09 °, 0.072 °, 0.036 ° step angle
Centring collar depth 2 mm
Continuous stall torque 5.78 N.m
Maximum radial force Fr 50 N (second shaft end), 110 N (first shaft end)
Circle diameter of the mounting holes 98.99 mm
Coefficient M0 0.00071 N.m/rpm
Accuracy error +/- 6 arc min
Voltage 2 speed 2 435.719619462354 rpm
Voltage 1 speed 1 435.719619462354 rpm
[In] rated current 2.25 A
Electrical connection terminal box
Resistance 6.5 Ohm (winding)
Shaft end untapped
Voltage 1 115 V
Voltage 2 230 V
Mounting holes diameter 6.5 mm
Shaft diameter 14 mm
Holding torque 6.78 N.m
Curve type semilog
Angular acceleration 200000 rad/s²
Sizing reference BRS39B
Net weight 4.3 kg
Shaft length 30 mm
Voltage 2 speed 2 max 435.719619462354 rpm
Second shaft without second shaft end
Holding brake with
Rotor inertia 3.3 kg.cm²
Nominal torque 6 N.m
Voltage 1 speed 1 max 435.719619462354 rpm
Environment
IP degree of protection IP56 total except shaft bushing: conforming to IEC 60034-5, IP41 shaft bushing: conforming to IEC 60034-5
Relative humidity 15-85 % without condensation
Type of cooling natural convection
Ambient air temperature for storage -25-70 °C
Ambient air temperature for operation -25-40 °C
Operating altitude <= 1000 m without power derating
Vibration resistance A conforming to IEC 60034-14, 20 m/s² maximum
Temperature class F winding conforming to IEC 60034-1
Standards IEC 50347, IEC 60072-1
Packing Units
Unit Type of Package 1 1
Number of Units in Package 1 1
Package 1 Height 22 cm
Package 1 Width 19.5 cm
Package 1 Length 40 cm
Package 1 Weight 6.75 kg
Unit Type of Package 2 2
Number of Units in Package 2 12
Package 2 Height 73.5 cm
Package 2 Width 60 cm
Package 2 Length 80 cm
Package 2 Weight 86.752 kg
Unit Type of Package 3 3
Number of Units in Package 3 12
Package 3 Height 77 cm
Package 3 Width 80 cm
Package 3 Length 60 cm
Package 3 Weight 89.5 kg

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