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Unidrive SPM User Guide
13
Issue Number: 3 www.controltechniques.com
The continuous current ratings given are for maximum 40
°
C (104
°
F), 1000m altitude and 3.0 kHz switching. Derating is required for higher switching
frequencies, ambient temperature >40
°
C (104
°
F), high altitude and parallel applications. For further information, refer to section 14.1.1
Power and
current ratings (Derating for switching frequency and temperature)
on page 263.
Table 3-1 SPMA 400V drive ratings (380V to 480V ±10%)
Table 3-2 Paralleled SPMA 400V motor drive ratings (380V to 480V ±10%)
Table 3-3 SPMA 690V drive ratings (500V to 690V ±10%)
Model
Normal Duty
Heavy Duty
External 24V
current
consumption
Maximum
continuous
output
current
Peak
current
Nominal
motor
power
at 400V
Nominal
motor
power
at 460V
Maximum
continuous
output
current
Open
loop
peak
current
Closed
loop
peak
current
Nominal
motor
power
at 400V
Nominal
motor
power
at 460V
A
A
kW
hp
A
A
A
kW
hp
A
SPMA14X1
205
225
110
150
180
232
270
90
150
3.3
SPMA14X2
236
259
132
200
210
271
315
110
150
Paralleled SPMA modules
Normal Duty
Heavy Duty
Required
output
sharing
choke
Maximum
continuous
output
current
Peak
current
Nominal
motor
power at
400V
Nominal
motor
power at 460V
Maximum
continuous
output
current
Open
loop peak
current
Closed
loop peak
current
Nominal
motor
power
at 400V
Nominal
motor
power at 460V
A
A
kW
hp
A
A
A
kW
hp
2 x SPMA14X1
389
428
225
300
342
439
512
185
300
1 x OTL411
2 x SPMA14X2
448
493
250
400
399
513
598
225
350
1 x OTL412
3 x SPMA14X1
584
642
315
500
513
659
769
280
450
3 x OTL401
3 x SPMA14X2
672
739
355
550
598
769
897
315
500
3 x OTL402
4 x SPMA14X1
779
859
400
650
684
878
1025
355
600
4 x OTL401
4 x SPMA14X2
896
986
500
750
798
1026
1197
400
700
4 x OTL402
5 x SPMA14X1
973
1071
550
850
855
1098
1281
450
750
5 x OTL401
5 x SPMA14X2
1121
1233
600
950
997
1282
1496
550
850
5 x OTL402
6 x SPMA14X1
1168
1285
650
1000
1026
1318
1538
550
900
6 x OTL401
6 x SPMA14X2
1345
1479
750
1150
1197
1539
1795
650
1050
6 x OTL402
When connecting drives in parallel they must be derated. Table 3-2, Table 3-4, Table 3-6, Table 3-8 and Table 3-10 have already the
required de-rating.
NOTE
Model
Normal Duty
Heavy Duty
External 24V
current
consumption
Maximum
continuous
output
current
Peak
current
Nominal
motor
power
at 690V
Nominal
motor
power
at 575V
Maximum
continuous
output
current
Open
loop
peak
current
Closed
loop
peak
current
Nominal
motor
power
at 690V
Nominal
motor
power
at 575V
A
A
kW
hp
A
A
A
kW
hp
A
SPMA16X1
125
137
110
125
100
128
149
90
100
3.3
SPMA16X2
144
158
132
150
125
160
187
110
125