3.2 SERVOPACKs
3-13
3
Specifications and Dimensional Drawings
(2) Type A02 SERVOPACK
Basic Specification (Common Specification) SGDV-MD A02E8M3A SGDV-MD A02E8M3A01
Drive Method Sine-wave current drive with PWM control
Operating
Conditions
Surrounding Air
Temperature
0°C to +55°C
Storage Temperature
-20°C to +85°C
Surrounding Air Humidity
90% RH max. (with no condensation or icing)
Storage Humidity 90% RH max. (with no condensation or icing)
Vibration Resistance
49 m/s
2
Shock Resistance
147 m/s
2
Protection Class
None
• Free of corrosive or flammable gases
• Free of exposure to water, oil, or chemicals
• Free of dust, salts, or iron dust
Pollution Degree
2
Grounding
Ground resistance: 100 Ω or less
Altitude
1,000 m or less
Others
Free of static electricity, strong electromagnetic fields, magnetic
fields, and exposure to radioactivity
Harmonized
Standards
European
Directives
Low
Voltage
Directive
EN 61800-5-1
EMC
Directive
EN 55011 group 1 class A
EN 61800-3, EN 61000-6-2
RoHS Directive Compliant
Performance
Speed Control Range
1:5000 (At the rated torque, the lower limit of the speed control range
must not cause the servomotor to stop.)
Speed
Regu-
lation
*1
Coefficient
of Load
Fluctuation
0% to 100% load: ±0.01% max. (at rated speed)
Coefficient
of Voltage
Fluctuation
Main circuit rated voltage ±10%: 0% (at rated speed)
Frequency Characteristic
1,600 Hz (J
L
=J
M
)
Torque Control
Tolerance
(Repeatability)
±1%
I/O
Signals
Sequence Inputs
*2
None
Number of points: 8
Functions: Assigned by user
(external latch, overtravel, homing
signal, etc.)
Sequence Outputs
*2
None
Number of points: 8 (1 per axis)
Function: Brake (/BK) interlock
output
Communi-
cations
MECHATROLINK-III
Communications
MECHATROLINK-III standard servo profile
Ethernet Communications Connection to SigmaWin+ Engineering Tool
LED Indicators POWER indicator, communications indicators, ALM indicator
Dynamic Brake None
Regenerative Processing None
Protective Functions Overcurrent, overvoltage, overload, etc.
Utility Functions
Servo adjustment, alarm tracebacks, JOG operation, origin search,
etc.
Service Life 50,000 hours min. (at 40°C max.)
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