Siemens SIRIUS 3RW44 - Page 228

General Technical Data
SIRIUS 3RW44 System Manual
10-10 GWA 4NEB 535 2195-02 DS 04
1) Current limit on soft starter set to 350 % I
M
.
2) For intermittent duty S4 with ON period OT = 70 %, T
u
= 40 °C, stand-alone installation vertical. The quoted operating frequencies do not apply for
automatic mode.
3) Maximum adjustable rated motor current I
M
, dependent on CLASS setting.
Type 3RW44 43 3RW44 44 3RW44 45 3RW44 46 3RW44 47
Power electronics
Rated operational current I
e
203 250 313 356 432
Load rating with rated operational current I
e
• Acc. to IEC and UL/CSA for individual mounting, AC-53a
-at 40°C A 203 250 313 356 432
-at 50°C A
180 215 280 315 385
-at 60°C A
156 185 250 280 335
Smallest adjustable rated motor current I
M
for the motor overload protection
A
40 50 62 71 86
Power loss
• In operation after completed ramp-up with uninterrupted rated
operational current (40 °C) approx. W
89 110 145 174 232
• During starting with current limit set to 350 %
I
M
(40 °C) W 3350 4000 4470 5350 5860
Permissible rated motor current and starts per hour
• Normal starting (Class 5)
- Rated motor current I
M
1)
, starting time 5 s A 203 250 313 356 432
- Starts per hour
2)
1/h 41 41 41 41 39
- Rated motor current
I
M
1)3)
, starting time 10 s A 203 250 313 356 432
- Starts per hour
2)
1/h 20 20 19 17 16
• Normal starting (Class 10)
- Rated motor current I
M
1)
, starting time10 s A 203 250 313 356 432
- Starts per hour
2)
1/h 20 20 19 17 16
- Rated motor current
I
M
1)3)
, starting time 20 s A 203 250 313 356 432
- Starts per hour
2)
1/h 9 10 6 4 5
• Normal starting (Class 15)
- Rated motor current I
M
1)
, starting time 15 s A 203 240 313 325 402
- Starts per hour
2)
1/h 13 13 10 13 11
- Rated motor current
I
M
1)3)
, starting time 30 s A 203 240 313 325 402
- Starts per hour
2)
1/h 3 6 1 2 1
• For heavy starting (Class 20)
- Rated motor current I
M
1)
, starting time 20 s A 195 215 275 285 356
- Starts per hour
2)
1/h 10 10 10 10 10
- Rated motor current
I
M
1)3)
, starting time 40 s A 195 215 275 285 356
- Starts per hour
2)
1/h 1 5 1 3 1
• For very heavy starting (Class 30)
- Rated motor current I
M
1)
, starting time 30 s A 162 180 220 240 285
- Starts per hour
2)
1/h 6 6 6 6 6
- Rated motor current
I
M
1)3)
, starting time 60 s A 162 180 220 240 285
- Starts per hour
2)
1/h 3 3 3 2 1