5.3.4 Servomotors Without Gears And Without Holding Brakes - YASKAWA E Series Product Manual

SGM7A-70
70 *
LL
43
130
Cooling air flow
20
Fan connector
Cooling Fan
Motor end
Detector
connector
Leave a minimum space of 70 mm around the Servomotor from walls and other equipment to allow for a sufficient
*
amount of cooling air.
Model
L LL LM
SGM7A-

70A A21 397 334 291
For models that have a batteryless absolute encoder, KB2 is 8 mm greater than the given value. Refer to the fol-
*
lowing section for the values for individual models.
Dimensions of Servomotors with Batteryless Absolute Encoders on page 5-33
Note: Servomotors with Oil Seals have the same dimensions.
Refer to the following section for information on connectors.
SGM7A-70 without Holding Brakes on page 5-35

5.3.4 Servomotors without Gears and without Holding Brakes

L
LR
LM
LG LE
1.5
5.5
A
KB1
KB2
LR KB1 KB2* KL1
LA
63 224 261 108 145 110
5.3 External Dimensions
0.04 A
144
0.04 dia. A
LC
×
4 LZ dia.
0.04 dia. A
0.02
Cooling Fan Specifications Specifications of Fan Operation Error Detector
Single-phase, 220 V Contact Capacity
Maximum allowable voltage: 350 V (AC/DC)
50/60 Hz
17/15 W Maximum allowable current: 120 mA (AC/DC)
0.11/0.09 A Maximum controllable power: 360 mW
Alarm Contacts
ON for normal fan rotation.
OFF at 1,680
OFF for 3 seconds at startup.
Flange Dimensions
LB LC LE LG LH LZ
0
130 6 12 165 9
-0.035
63
6
Q
Refer to 5.3.6 Shaft
End Specifications for
SGM7A-15 to -70 on
page 5-26 for details.
Unit: mm
±
-1
100 min max.
Shaft End
Approx.
Dimensions
Mass
[kg]
S Q
0
55 18.5
28
-0.013
5
5-23