Main

Range compatibility

Lexium SD3

Product or component type

Motion control motor

Device short name

BRS3

Maximum mechanical speed

3000 rpm

Motor type

3-phase stepper motor

Number of motor poles

6

Supply voltage limits

230 V AC
325 V DC

Mounting support

Flange

Motor flange size

85 mm

Length

171 mm

Centring collar diameter

60 mm

Complementary

Centring collar depth

2 mm

Number of mounting holes

4

Mounting holes diameter

6.5 mm

Circle diameter of the mounting holes

98.99 mm

Electrical connection

Terminal box

Holding brake

Without

Shaft end

Untapped

Second shaft

Without second shaft end

Shaft diameter

14 mm

Shaft length

30 mm

Nominal torque

6 N.m

Peak stall torque

5.78 N.m

Continuous stall torque

5.78 N.m

Holding torque

6.78 N.m

Rotor inertia

3.3 kg.cm²

Resolution

1.8 °, 0.9 °, 0.72 °, 0.36 °, 0.18 °, 0.09 °, 0.072 °, 0.036 ° step angle
200, 400, 500, 1000, 2000, 4000, 5000, 10000 steps number of full steps per revolution

Accuracy error

+/- 6 arc min

Maximum starting frequency

5.3 kHz

[In] rated current

2.25 A

Resistance

6.5 Ohm (winding)

Time constant

10 ms

Maximum radial force Fr

110 N (first shaft end)
50 N (second shaft end)

Maximum axial force Fa

175 N (tensile force)
30 N (force pressure)

Service life in hours

20000 h (bearing)

Angular acceleration

200000 rad/s²

Net weight

4.3 kg

Environment

Standards

IEC 60072-1
EN 50347

Type of cooling

Natural convection

Ambient air temperature for operation

-25…40 °C

Ambient air temperature for storage

-25…70 °C

Operating altitude

<= 1000 m without power derating

Relative humidity

15…85 % without condensation

Vibration resistance

20 m/s² maximum A conforming to EN/IEC 60034-14

IP degree of protection

IP41 shaft bushing: conforming to EN/IEC 60034-5
IP56 total except shaft bushing: conforming to EN/IEC 60034-5

Temperature class

F winding conforming to IEC/EN 60034-1