YASKAWA CPCR-MR08C Bulletin page 61

From the conditions, select temporarily Servomotor and Servopack.
• Servomotor : Minert[a motor standard series,
185 W, Type UGMME - 06 AA 10 F
• Servopack : For speed control,.
Type CPCR - MR 02 C - M
(Combination Characteristics of Servomotor and Servopack)
Rated output: 165 (W)
Rated speed : 3000 (r/rain)
Rated torque: 0.559 (N.m)
Instantaneous max. torque : 1.96 (N.m)
Motor inertia : 0.567 × 10.4 (kg.m 2)
Servopack allowable load inertia : 2.85 x 10-4 (kg.m 2)
(8) Check of Temporary Selected Servomotor
(_) Required starting torque
Tp
= 2 yr NM (JM
-F JL) -- TL = 2 rr × 3000 × (0.567 + 1.942) X 10-4
60 ta 60 X 0.1
+ 0.195 = 0.983 (N.m) < Instantaneous max. torque ...... Usable
@ Required braking torque
Tp = 2
rr NM (JM -t- Jc) -- Tt =
2 rr X 3000X (0.567 + 1.942) X 10-4
60 t_ 60XO.1
--0.195 = 0.593 (N.m) < Instantaneous max. torque ...... Usable
@ Torque effective value
./TI • t. + T[ • tc + T] • te
Trms
q
t
=/(0.983) 2 × 0.1 + (0.195) 2 × 0.3 + (0.593)`2x 0.1
1
= 0.378 (N.m) < Rated torque ...... Usable
(9) Selection Results
From the above conditions, temporary selected Servomotor and Servopack are usable.
The torque diagram becomes as shown below.
(N.m) I ,./TORQUE
0.983 I----LI jt SPEED
_/I ......
"k\\\
/
/
\ /
0.195 '--
-o.59a - o.! o.a _11.oO4
59
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