Model

ECMA-C20804R7

Product Name

Electronic Commutation Motor

Corresponding Servo Motor

ASD-B2-0421-B

Servo Type

AC Servo

Rated Voltage

220V

Encoder Type

Incremental, 17-bit

Motor Frame Size

80mm

Type of Shaft Diameter and Oil Seal

Keyway(with fixed screw holes)  w/o Brake with Oil Seal

Shaft Diameter

7=14mm

Rated Power Output

400W

Rated torque (N-m)^*1

1.27

Max. torque (N-m)

3.82

Rated Speed

3000 rpm

Max. speed

5000 rpm

Rated current (A)

2.60

Max. current (A)

7.74

Power rating (kW/s)(without brake)

22.1

Rotor moment of inertia(× 10 ^-4 kg.m² ) (without brake)

0.68

Mechanical time constant(ms) (without brake)

0.73

Torque constant-KT (N-m/A)

0.49

Voltage constant-KE (mV/(r/min))

18.5

Armature resistance (Ohm)

0.93

Armature inductance (mH)

7.39

Electrical time constant (ms)

7.96

Insulation class

Class A (UL), Class B (CE)

Insulation resistance

> 100 M ohm, DC 500 V

Insulation strength

AC 1500V, 60 sec

Weight (kg)  (without brake)

2.1 Kg

Max. radial shaft load (N)

245

Max. thrust shaft load (N)

98

Vibration grade (μm)

15

Operating temperature

0~40  degree centigrade

Storage temperature

-10~80  degree centigrade

Operating humidity

20% to 90% RH (non-condensing)

Storage humidity

20% to 90% RH (non-condensing)

Vibration capacity

2.5G

IP Rating

IP65

Approvals

CE  UL