Rockwell Automation RDD-B2153 Rotary Direct Drive Bearingless Motors - Manual (Page 20)

20 RDD-Series Rotary Direct Drive Bearingless Motor Installation Instructions
Publication RDB-IN001A-EN-P — October 2009
Bearingless Motor Dimensions
Cat No.
RDB- AD Max (1)
mm (in.)
(1) If the motor has an M40 power connector, add 18.6 mm (0.73 in.) to this dimension.
D
mm (in.) DB Max
mm (in.) E (2)
mm (in.)
(2) Tolerance for this dimension is ±0.4 mm (0.015 in.).
EB (3)
mm (in.)
(3) Tolerance for this dimension is ±1.50 mm (0.059 in.) static, ±0.13 mm (0.005 in.) dynamic.
HD (1)
mm (in.)
LA
mm (in.) LB (4)
mm (in.)
(4) Tolerance for this dimension is ±0.520 mm (0.020 in.).
LD (5)
mm (in.)
(5) Tolerance for this dimension is ±0.26 mm (0.010 in.).
B2151 136.7
(5.38)
70.985…
71.0
(2.7947…
2.7953)
71.985…
72.0
(2.8340…
2.8346)
49.0
(1.93)
104.0
(4.09)
230.9
(9.09)
14.0
(0.55)
226.05
(8.90)
165.70
(6.524)
B2152 83.0
(3.27)
138.0
(5.43)
260.05
(10.24)
199.70
(7.862)
B2153 117.1
(4.61)
172.0
(6.77)
294.05
(11.58)
233.70
(9.201)
Cat No.
RDB- LE (1)
mm (in.)
(1) If the motor has an M40 power connector, subtract 29.67 mm (0.1.17 in.)from this dimension.
M (2)
mm (in.)
(2) Total Indicator Runout (TIR) is 0.25 mm (0.010 in.).
N (3)
mm (in.)
(3) Tolerance for this dimension is +0.014, -0.011 mm (+0.0005, -0.0004 in.).
NB
mm (in.) P
mm (in.) S (4)
mm (in.)
(4) Tolerance for this dimension is +0.430, -0.0000 mm(+0.0169, -0.0 in.).
T
mm (in.)
TB Min (5)
mm (in.)
(5) Measurement is the minimum for this dimension.
B2151 124.44
(4.899)
215.0
(8.465)
164.0
(6.4567)
164.040…
164.090
(6.4583…
6.4602)
189.0
(7.44)
13.50
(0.5315)
5.0
(0.197)
5.5
(0.22)
B2152 158.42
(6.237)
B2153 192.43
(7.576)