GMC-SG001E-EN-P-JUN01 Motion Control Selection Guide

Motors 6-69
Motors Dimensions
The following section contains the dimensions for 1326AB servo motors.
Figure 6.21
1326AB-B4 Torque Plus Servo Motor Dimensions (Resolver and High Resolution Feedback) (1326-AB-B4xx21x-Kx)
Dimensions are in millimeters (inches).
LB
L
LC
EC
L-LB
T
EA
Full Depth
Endmilled KeywayPower Input
AD1
Recessed Finger and
Shaft Seal Provision
AD2
Commutation Resolver
or High-Resolution Output
O
Key
AC
D
AE
HD
DA
R
High-Resolution
Motor End
6.1 (0.24)
Inspection Holes (4), Top and
Bottom 1/16-27 NPT Plugs
FA
M6 x 1.0 Tapped Hole
16 (0.63) Deep Min.
Shaft and Pilot Tolerances
Shaft Runout
0.04 (0.0016) T.I.R.
Shaft Endplay 0.127 (0.005) T.I.R.
Pilot Eccentricity 0.08 (0.0032) T.I.R.
Maximum Face Runout 0.08 (0.0032) T.I.R.
Key - 6 x 6 x 30 (0.236 x 0.236 x 1.18)
End-Milled Keyway (full depth) - 30.7 (1.21)
Note:
Shaft Detail
GB
45° 45°
10 mm Dia. Thru-Hole
4 required on a 115 mm Dia. B.C.
(0.394 Dia. on a 4.528 Dia. B.C.)
Mounting Bolts must be Cap Head Style.
Motor Front End
Bell Corner Radius
22.2 (0.875)
Dimensions are per NEMA Standards MG 7-2.4.1.3 and IEC 72-1. Shaft and pilot tolerances are per DIN 42955, N tolerance.
Motor
1326AB-
AC
mm (in.)
AD1
mm (in.)
AD2
mm (in.)
AE
mm (in.)
D
mm (in.)
DA
mm (in.)
EA
mm (in.)
EC
mm (in.)
FA
mm (in.)
GB
mm (in.)
HD
mm (in.)
L (Resolver) 1, 2
mm (in.)
B410x-21xx
275.6 (10.85)
B420x-21xx
92.07
(3.628)
25.4
(1)
25.4
(1)
95
(3.74)
9.51
(0.375)
19
(0.75)
30.7
(1.21)
11.2
(0.44)
6
(0.24)
15.36
(0.6)
126.5
(4.98)
333 (13.11)
B430x-21xx 402.8 (15.86)
Motor
1326AB-
L
(High Resolution) 1, 2
mm (in.)
LB
(Resolver) 1, 2
mm (in.)
1 If ordering a 1326AB-B4xxx-21-K4 with optional 24V DC 8.1 N-m (72 lb-in.) brake, add 45 mm (1.75 in.).
2 If ordering a 1326AB-B4xxx-21-xK4L with optional 24V DC 8.1 N-m (72 lb-in.) brake (IP67 rated), add 45 mm (1.75 in.).
3 These dimensions apply to resolver and high resolution feedback motors.
LB
(High Resolution) 1, 2
mm (in.)
LC 1, 2
(Resolver and High
Resolution)
mm (in.)
B410x-21xx 281.7 (11.09) 235.7 (9.28) 241.8 (9.52) 201.7 (7.94)
B420x-21xx 338.8 (13.34) 292.9 (11.53) 299 (11.77) 258.8 (10.19)
B430x-21xx 408.7 (16.09) 362.7 (14.28) 368.8 (14.52) 328.7 (12.94)
L-LB
mm (in.)
40
(1.57)
O
mm (in.)
24.4
(0.96)
R
mm (in.)
2.8
(0.11)
T
mm (in.)
3
(0.118)
Publication GMC-SG001E-EN-P — June 2001