Nidec Control Techniques Digitax-SF DA21223, Инструкция по эксплуатации

Страница: 34 / 386

1 1
35
3 8
LL
210 210
φ
19 h6
φ
70 h7
22
25
15.5
6
6 h9
M5
Depth10
φ 90
53
□80
4- φ 6.6
M6 (L≥14 mm)
750 W
（mm）
MX751 □ 2 □ □ ＊＊
2. Specifications
1. Motor
Item Unit Specifications
Rotor inertia – Low
Fitting flange size mm 80 sq.
Approximate mass
Without brake
kg
2.2
With brake 3.0
Compatible
drive
model – DA238 _ _
Voltage V AC200 V to 240 V
Rated output
power
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
rpm
3,000
Maximum revolving speed
rpm
6,000
Torque constant N・m/A 0.63
Induced voltage constant per phase mV/(
rpm
) 21.9
Rated power rate
Without brake
kW/s
76.6
With brake 60.7
Mechanical time
constant
Without brake
ms
0.40
With brake 0.50
Electrical time constant ms 4.60
Rotor moment of
inertia
Without brake
×10
－4
kg・m
2
0.74
With brake 0.94
Item Unit Specifications
Usage – Holding
Rated voltage V DC 24 V ± 10 %
Rated current A 0.4
Static friction torque N･m ≥ 2.39
Engage
time ms ≤ 70
Release time ms ≤ 20
Release voltage V ≥ DC 1 V
Item Unit Specifications
Radial N 392
Thrust N 147
10.0
0.0
6.0
8.0
4.0
20 0 40
50
100
20 0 40
50
100
75
90
2.0
Rotational Speed vs. Torque Derating Curve
Without oil seal
With oil seal
Torque [N･m]
Speed [
rpm
]
Ambient Temperature [℃]
Rated Torque Ratio [%]
At Single-phase AC 200 V
0 6000 5000 4000 3000 2000 1000 7000
Instantaneous
operation range
Continuous operation range
Brake Without With
Motor Model MX751N MX751A
L L 107.3 144.3
Motor Model :
Digitax SF
I
nstruction Manual