NSK MEGATORQUE M-ESB-YSB2020AB300 - Page 39

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B
3
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2.5. Mptpr Specifications
2.5.1.YSB Series
2
2
3
3
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2
2
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Table 2-8: Specifications of YSB4080 and YSB5120 types
Motor reference numbe
r
Characteristics
M-YSB4080KN001
M-YSB4080JN001
M-YSB4080KG001
M-YSB4080JG001
M-YSB5120KN001
M-YSB5120JN001
M-YSB5120KG001
M-YSB5120JG001
Maximum output torque [N·m]
80 120
Max. current/ phase [A]
6
Allowable axial load [N]
9 500 19 600
Allowable moment load [N·m]
160 400
Axial rigidity
(1)
[mm/N]
1.4 × 10
-6
1.0 × 10
-6
Moment rigidity
(1)
[rad/N·m]
1.5 × 10
-6
3.0 × 10
-6
Max. stall torque [N·m]
70 105
Moment of inertia, rotor
[kg·m
2
]
0.065 0.088 0.209 0.300
Brake torque [N·m]
No brake 72 No brake 145
Brake voltage [V]
No brake 24 VDC No brake 24 VDC
Brake power capacity [W]
No brake 40 No brake 50
Brake releasing time [ms]
No brake 140 No brake 190
Brake engaging time [ms]
No brake 50 No brake 80
Mass [kg]
32 40 58 75
Environmental conditions
Ambient temperature: 0 to 40°C, Humidity: 20 to 80%, Indoor use only.
Free from dust, condensation and corrosive gas.
Max. speed [s
-1
(rps)]
3
Resolution of position
sensor
[pulse/r]
819 200
Absolute positioning
accuracy
[sec]
150
Repeatability [sec]
± 1.6
200 VAC
M-ESB-YSB4080A**** M-ESB-YSB5120A****
Compatible Driver Unit
100 VAC
M-ESB-YSB4080C**** M-ESB-YSB5120C****
*(1) These specification values are assumed that a Motor is fixed on a sufficiently rigid
base.
SI Unit system: 1N = 0.102 kgf
1N·m = 0.102 kgf·m
l The YSB Series Motors are common to all ESB Driver Units regardless of difference in 100 and
200 VAC power source voltages.