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2. Specifications
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2-2 Servo drive unit
2-2-1 Installation environment conditions
Common installation environment conditions for servo drive unit are shown below.
Ambient temperature Operation: 0 to 55°C (with no freezing), Storage / Transportation: -15°C to 65°C (with no freezing)
Ambient humidity
Operation: 90%RH or less (with no dew condensation)
Storage / Transportation: 90%RH or less (with no dew condensation)
Atmosphere
Indoors (no direct sunlight)
With no corrosive gas, inflammable gas, oil mist, dust or conductive fine particles
Altitude Operation/Storage: 1000 meters or less above sea level, Transportation: 10000 meters or less above sea level
Environ-
ment
Vibration/impact 5.9m/s
2
(0.6G)
2-2-2 Specifications list
(1) 1-axis servo drive unit
1-axis servo drive unit MDS-R-V1 Series
Servo drive
unit type
MDS-R-V1- 20 40 60 80
Nominal maximum current
(peak)
[A] 20 40 60 80
Power facility capacity [kVA] 1.3 1.9 4.0 5.8
Rated voltage [V] 155AC
Output
Rated current [A] 3.8 6.6 12.0 17.0
Rated voltage [V] 3-phase 200 to 230AC
Input
Rated current [A] 3.0 6.0 11.0 15.0
Voltage [V]
24DC
±
10%
Current [A] Max. 0.6 Max. 0.8
Rush current [A] 2.4 3.2
Control
power
Rush
conductivity
time
[ms] 100ms
Earth leakage current [mA] 1 (Max. 2)
Control method Sine wave PWM control method Current control method
Braking Regenerative resistor External option
Dynamic brakes Built-in
External analog output 0 to +5V, 2ch (data for various adjustments)
Structure Protection type (Protection method: IP10)
Cooling method Forced wind cooling (Fin)
Mass [kg] 3.3 3.3 5.0 5.0
Heat radiated at rated
output
[W] 46 73 101 141
Noise Less than 55dB
(2) 2-axis servo drive unit
2-axis servo drive unit MDS-R-V2 Series
Servo drive
unit type
MDS-R-V2- 2020 4020 4040 6040 6060 8040 8060 8080
Nominal maximum current
(peak)
[A] 20/20 40/20 40/40 60/40 60/60 80/40 80/60 80/80
Power facility capacity [kVA] 2.5 3.2 3.9 5.9 8.0 7.8 9.8 11.7
Rated voltage [V] 155AC
Output
Rated current [A] 3.8 + 3.8 6.6 + 3.8 6.6 + 6.6 12.0 + 6.6 12.0 + 12.0 17.0 + 6.6 17.0 + 12.0 17.0 + 17.0
Rated voltage [V] 3-phase 200 to 230AC
Input
Rated current [A] 6.0 9.0 12.0 17.0 22.0 21.0 26.0 30.0
Voltage [V]
24DC
±
10%
Current [A] Max. 0.9 Max. 1.1 Max. 1.5
Rush current [A] 3.6 4.4 6.0
Control
power
Rush
conductivity
time
[ms] 100ms
Earth leakage current [mA] 1 (Max.4 for 2 axes)
Control method Sine wave PWM control method Current control method
Braking Regenerative resistor External option
Dynamic brakes Built-in
External analog output 0 to +5V, 2ch (data for various adjustments)
Structure Protection type (Protection method: IP10)
Cooling method Forced wind cooling (Fin)
Mass [kg] 3.5 3.5 3.5 5.5 5.5 5.5 5.5 5.5
Heat radiated at rated
output
[W] 89 115 143 170 200 218 240 278
Noise Less than 55dB