1 Abstract
6 SD780 Series Servo Technical Manual
Continuous output
current /Arms
50
60
70
80
121
170
220
320
Maximum output
current /Arms
115
120
140
160
240
340
440
640
Specification
421
521
Size
F
Continuous output
current /Arms
420
520
Maximum output
current /Arms
840
1040
1.3.4 Basic specifications
Item
Specification
Drive method
IGBT PWM control sine wave current drive mode
Feedback
Rotary servo motor
Serial encoder: 17-bit, 23-bit absolute encoder
Linear servo
Incremental linear encoder, parallel signal
Environmental
conditions
Ambient temperature
-5° C
～
55° C(55° C
～
60° C,can be used after
lowering the rated value)
Storage temperature
-20° C
～
85° C
Ambient humidity
95% RH or less (no freezing, condensation)
Storage humidity
95% RH or less (no freezing, condensation)
Vibration resistance
4.9m/s²
Shock resistance
19.6m/s²
Protection level
Level IP20
Cleanliness
Non-corrosive gas, flammable gas, water, oil, and
chemical splashes. Environments with less dust,
salt, and metal powder
Altitude
1000m or less (1000m
～
2000m, it is necessary to
lower the rated value)
O
ther
Free of static electricity, strong electromagnetic
fields, magnetic fields or exposure to radioactivity
Applicable standard
IEC61800-2/-3/-5
、
IEC61000-2/-3/-4
Installation type
Base mounting type
Standard
Rack mounting type
Need accessories
Performance
Speed control range
1:5000 (The lower limit of the speed control range
must be lower than thepoint at which the rated
torque does not cause the servo motor to stop)
Speed volatility
Load fluctuation
± 0.01% of rated speed (load fluctuation: 0%
～
100%)
Voltage fluctuation
± 0.01% of rated speed (voltage fluctuation: ± 10%)
Temperature
± 0.1% of rated speed (temperature fluctuation: 25° C