YASKAWA SGM7D-30F Product Manual page 55

*2.
The coefficient of speed fluctuation for load fluctuation is defined as follows:
Coefficient of peed fluctuation = No-load motor peed - Total-load motor peed
*3.
Always perform risk assessment for the system and confirm that the safety requirements are met.
2.3.2 FT82 SERVOPACK with
MECHATROLINK-II Communications References
Control Method
Feedback
Surrounding Air
Temperature
Storage Temperature
Surrounding Air
Humidity
Storage Humidity
Vibration Resistance
Shock Resistance
Environ-
mental
Degree of Protection
Conditions
Pollution Degree
Altitude
Others
Applicable Standards
Mounting
Speed Control Range
Coefficient of Speed
Perfor- Fluctuation
mance
Torque Control Preci-
sion (Repeatability)
Soft Start Time
Setting
2.3.2 FT82 SERVOPACK with MECHATROLINK-II Communications References
Item
IGBT-based PWM control, sine wave current drive
Serial encoder: 24 bits (incremental encoder/absolute encoder)
-5°C to 55°C
(With derating, usage is possible between 55°C and 60°C.)
Refer to the following manual for derating specifications.
*1
Σ-7-Series Σ-7S SERVOPACK with MECHATROLINK-II Communications
References Product Manual (Manual No.: SIEP S800001 27)
-20°C to 85°C
95% relative humidity max. (with no freezing or condensation)
95% relative humidity max. (with no freezing or condensation)
4.9 m/s
19.6 m/s
I
Degree
IP20
IP10
2
• Must be no corrosive or flammable gases.
• Must be no exposure to water, oil, or chemicals.
• Must be no dust, salts, or iron dust.
1,000 m max. (With derating, usage is possible between 1,000 m and
2,000 m.)
*1
Refer to the following manual for derating specifications.
Σ -7-Series Σ -7S SERVOPACK with MECHATROLINK-II Communications
References Product Manual (Manual No.: SIEP S800001 27)
Do not use the SERVOPACK in the following locations: Locations sub-
ject to static electricity noise, strong electromagnetic/magnetic fields, or
radioactivity
Refer to the following section for details.
Compliance with UL Standards, EU Directives, and Other Safety Stan-
dards on page xxx
Base-mounted or rack-mounted
1:5000 (At the rated torque, the lower limit of the speed control range
must not cause the Servomotor to stop.)
±0.01% of rated speed max. (for a load fluctuation of 0% to 100%)
0% of rated speed max. (for a voltage fluctuation of ±10%)
*2
±0.1% of rated speed max. (for a temperature fluctuation of 25°C
±25°C)
±1%
0 s to 10 s (Can be set separately for acceleration and deceleration.)
Rated motor peed
Specification
2
2
SERVOPACK Models
SGD7S-2R8A, -120A (three-phase, 200-VAC input),
and -2R8F
SGD7S-120A10A008 (single-phase, 200-VAC input)
2.3 Specifications
× 100%
Continued on next page.
2
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