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Selection criteria
Calculation of the power required from the power supply by the asynchronous motors
FAGOR asynchronous spindle motor FM7
T. H5/7 Power supply selection when using an FM7 asynchronous spindle motor with E01|E02 releases.
ASYNCHRONOUS FOR SPINDLE, FM7. Releases E01&E02
5.
224
DDS
HARDWARE
where:
P
m
Ref.1912
· 214 ·
Maximum power consumed by the power supply (kW)
Asynchronous for spindle
1
2
SUM OF POWER:
Pm: Required power obtained for the asynchronous spindle drive in S6-
40 % cycles. This data includes the internal losses of the drive.
Asynchronous
Power (kW)
spindle
motor
S1
S6-40
FM7-A037
3.7
5.5
FM7-A055
5.5
7.7
FM7-A075
7.5
11.0
FM7-A090
9.0
13.0
FM7-A110
11.0
15.5
FM7-A150
15.0
22.0
FM7-B120
12.0
18.5
FM7-A185
18.5
26.0
FM7-A220
22.0
33.0
FM7-B170
17.0
25.0
FM7-A300
30.0
45.0
FM7-A370
37.0
56.0
FM7-B220
22.0
33.0
FM7-B280
28.0
42.0
FM7-A510
51.0
71.0
FM7-C215
21.5
29.0
FM7-C270
27.0
37.0
Maximum power that the drive may demand from the power supply in each motor-drive
combination. It includes the power dissipated by the drive itself (in kW).
Pm
2
(kW)
Drive
Drive for
(%)
power
asynchronous
spindle motor
S1
S6-40
(kW)
83.5
83.5
6.6
86.0
84.5
9.1
86.5
84.6
13.0
87.3
85.7
15.2
90.2
89.2
17.4
90.4
89.3
24.6
91.0
90.4
20.5
91.8
91.5
28.4
89.2
88.1
37.5
89.1
87.7
28.5
92.1
91.6
49.1
92.5
91.7
61.1
91.3
90.5
36.5
91.1
90.0
46.7
92.8
92.2
77.0
85.4
82.7
35.1
86.6
83.9
44.1
Drive
(%)
(kW)
SPD 1.25
90
SPD 1.25
90
10.1
SPD 1.35
90
14.4
SPD 2.50
90
16.9
SPD 2.50
90
19.3
SPD 2.75
90
27.4
SPD 2.75
90
22.7
SPD 2.85
90
31.6
SPD 3.100
90
41.6
SPD 2.85
90
31.7
SPD 3.150
90
54.6
SPD 3.200
90
67.9
SPD 3.100
90
40.5
SPD 3.150
90
51.9
SPD 3.200
90
85.6
SPD 3.150
90
39.0
SPD 3.200
90
49.0
Pm
7.4
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