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7 Specification and dimension
This chapter will introduce the specification and dimension of MS series servo motor and
DS2 series servo drive.
7-1.Servo motor
7-1-1.Servo motor specification
Please refer to this chapter when selecting the servo drive.
Voltage level 220V
Motor type MS-
60ST- 80ST- 90ST- 110ST-
M00630 M01330 M02430 M02430 M04030 M05030
□□-20P2 □□-20P4 □□-20P7 □□-21P2 □□-21P5
Motor code 0003 0004 0011 0021 0031 0032
Rated power (KW) 0.2 0.4 0.75 0.75 1.5 1.5
Rated current (A) 1.5 2.5 3.0 3.0 5.0 6.0
Rated speed (rpm) 3000 3000 3000 3000 3000 3000
Max speed(rpm) 4000 4000 4000 4000 3500 3500
Rated torque(N·m) 0.637 1.27 2.39 2.4 4 5
Peak torque(N·m)
1.91 3.8 7.1 7.1 12 15
Back EMF constat(V/krpm)
28 28 48 51 54 62
Torque coefficient(N·m/A)
0.42 0.5 0.8 0.8 0.8 0.83
Rotor inertia(Kg·m
2
) 0.17×10
-4
0.438×10
-4
0.24×10
-3
0.24×10
-3
0.54×10
-3
0.63×10
-3
Winding resistor(Ω) 11.6 3.49 2.88 3.2 1.09 1.03
Winding inductance(mH) 22 8.47 6.4 7.0 3.3 3.43
Electrical time constant(ms)
1.9 2.4 2.22 2.2 3.0 3.33
Weight(Kg)
1.11 1.78 2.86 3.4 5.5 6.7
Encoder ppr(PPR) 2500
Pole pairs 4
Motor insulation level Class B (130℃)
Protection level
IP64 IP65
Ambient
Temperature
-20℃ ~ +50℃
Humidity Relative humidity <90% (no condensation)
Voltage level 220
Motor type MS-
130ST- 180ST-
M06025 M10015 M15015 M19015
□□-21P5 □□-21P5 □□-22P3 □□-23P0
Motor code 0042 0044 0046 0052
Rated power(KW) 1.5 1.5 2.3 3.0
Rated current(A) 6.0 6.0 9.5 12.0
Rated speed(rpm) 2500 1500 1500 1500