Ratings: Water-Cooled Models - YASKAWA Sigma-7 Series Product Manual

4.2 Ratings and Specifications: SGLFW2 Models

4.2.4 Ratings: Water-Cooled Models

4.2.4 Ratings: Water-Cooled Models
Rated Motor Speed
(Reference Speed during Speed Control)
Maximum Speed
Rated Force
Maximum Force
Rated Current
Maximum Current
Moving Coil Mass
Force Constant
BEMF Constant
Motor Constant
Electrical Time Constant
Mechanical Time
Constant
Thermal Resistance with Water Cooling
Thermal Resistance without Water Cooling
Magnetic Attraction
Maximum Allowable Load Mass
Maximum Allowable Payload
(With External Regenerative Resistor and External
Dynamic Brake Resistor)
Cooling Water Flow Rate
Combined Magnetic Way, SGLFM2-
Combined Serial Converter Unit, JZDP--
Applicable SERVOPACKs
*1. These values are for operation in combination with a SERVOPACK when the temperature of the armature wind-
ing is 100°C. The values for other items are at 20°C. These are typical values.
*2.
Do not allow the effective load ratio to exceed 80% when the servo is locked or during very small round-trip
operation.
4-10
Linear Servomotor Moving Coil Model SGLFW2-
*1
*1, *2
*1
*1
*1
SGD7S-
SGD7W-
m/s
*1
m/s
N
N
Arms
Arms
kg
N/Arms
Vrms/(m/s)/
phase
N/
W
ms
ms
K/W
K/W
N
kg
kg
L/min
90A

200A L
4.0
4.0
896
1680
11.5
26.9
6.1
82.0
27.3
58.1
24
1.8
0.22
1.81
4240
120
130
4.0

90 A
699
120A
−