Servo Motor Nidec 750W

MZ751

Motor Model

MZ751N2 (Without brake)

MZ751A2 (With brake)

Basic Specifications

Item   Unit Specifications
Rotor inertia   - High
Fitting flange size   mm 80 sq.
Approximate mass
Without brake
kg
2.5
With brake 3.3
Compatible amplifier model   - DB6381
Voltage   V AC200–240 V
Rated output   W 750
Rated torque   N・m 2.39
Instantaneous maximum torque   N・m 7.1
Rated current (stall current)   A 4.2
Instantaneous maximum current   A 12.2
Rated revolving speed   r/min 3,000
Maximum revolving speed   r/min 6,000
Torque constant   N・m/A 0.63
Induced voltage constant per phase   mV/(r/min) 21.9
Rated power rate
Without brake
kW/s
35.5
With brake 31.7
Mechanical time
constant
Without brake
ms
0.85
With brake 0.96
Electrical time constant   ms 4.6
Rotor moment of
inertia
Without brake
×10ˉ⁴ kg・m²
1.6
With brake 1.8

 

Brake Specifications
Item Unit Specifications
Usage - Holding
Rated voltage V DC24 V±10%
Rated current A 0.4
Static friction torque N・m ≧ 2.39
Suction time ms ≦ 70
Release time ms ≦ 20
Release voltage V ≧ DC1 V
Permissible Load
Item Unit Specifications
Radial N 392
Thrust N 147
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