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Unidrive SPM User Guide
263
Issue Number: 3 www.controltechniques.com
14 Technical Data
14.1 Drive
14.1.1 Power and current ratings (Derating for switching frequency and temperature)
For a full explanation of ‘Normal Duty’ and ‘Heavy Duty’ refer to section 3.1
Ratings
on page 12.
Table 14-1 Maximum permissible continuous output current @ 40°C (104°F) ambient (SPMD drives in docked condition)
Table 14-2 Maximum permissible continuous output current @ 40°C (104°F) ambient (SPMD drives in undocked condition)
* Rating at 35
°
C.
N
For the definition of ambient temperature, see section 5.8.2
Enclosure ambient temperature
on page 51.
N
An additional derating of 5% is required for parallel applications.
Model
Normal Duty
Heavy Duty
Nominal rating
Maximum permissible continuous
output current (A) for the following
switching frequencies
Nominal rating
Maximum permissible continuous
output current (A) for the following
switching frequencies
3kHz
4kHz
6kHz
3kHz
4kHz
6kHz
kW
hp
kW
hp
SPMA14X1
110
150
205
164
90
150
180
174
135
SPMA14X2
132
200
236
210
158
110
150
210
175
130
SPMA16X1
110
125
125
100
74
90
100
100
100
74
SPMA16X2
132
150
144
100
74
110
125
125
100
74
SPMD12X1
55
75
192
187
143
45
60
156
150
110
SPMD12X2
75
100
248
225
172
55
75
192
175
128
SPMD12X3
90
125
312
264
202
75
100
250
206
151
SPMD12X4
90
125
335
305
233
90
125
290
241
177
SPMD14X1
110
150
205
187
143
90
150
180
150
110
SPMD14X2
132
175
248
225
172
110
150
210
175
128
SPMD14X3
160
200
290
264
202
132
175
248
206
151
SPMD14X4
185
300
335
305
233
160
200
290
241
177
SPMD16X1
110
125
125
103
74
90
100
100
90
65
SPMD16X2
132
150
140
118
89
110
125
125
112
84
SPMD16X3
160
150
158
133
100
132
150
142
119
89
SPMD16X4
160
200
165
140
106
150
150
160
135
102
Model
Normal Duty
Heavy Duty
Nominal rating
Maximum permissible continuous
output current (A) for the following
switching frequencies
Nominal rating
Maximum permissible continuous
output current (A) for the following
switching frequencies
3kHz
4kHz
6kHz
3kHz
4kHz
6kHz
kW
hp
kW
hp
SPMD12X1
55
75
192
187
143
45
60
156
150
110
SPMD12X2
75
100
248
225
172
55
75
192
175
128
SPMD12X3
90
125
312
264
202
75
100
250
206
151
SPMD12X4
110
150
350*
312
240
90
125
290
255
190
SPMD14X1
110
150
205
187
143
90
150
180
150
110
SPMD14X2
132
175
248
225
172
110
150
210
175
128
SPMD14X3
160
200
290
264
202
132
175
248
206
151
SPMD14X4
200
300
350*
312
240
160
200
290
255
190
SPMD16X1
110
125
125
109
79
90
100
100
95
68
SPMD16X2
132
150
144
128
96
110
125
125
119
89
SPMD16X3
160
150
168
1142
107
132
150
144
126
99
SPMD16X4
160
200
192
158
119
150
150
168
144
102
NOTE
NOTE