Siemens SIRIUS 3RW44 - Page 229

General Technical Data
SIRIUS 3RW44 System Manual
GWA 4NEB 535 2195-02 DS 04
10-11
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 53 3RW44 54 3RW44 55 3RW44 56 3RW44 57 3RW44 58 3RW44 65 3RW44 66
Power electronics
Rated operational current I
e
551 615 693 780 880 970 1076 1214
Load rating with rated operational current I
e
• Acc. to IEC and UL/CSA for individual mounting, AC-53a
-at 40°C A 551 615 693 780 880 970 1076 1214
-at 50°C A
494 551 615 693 780 850 970 1076
-at 60°C A
438 489 551 615 693 760 880 970
Smallest adjustable rated motor current I
M
for the motor overload protection
A
110 123 138 156 176 194 215 242
Power loss
• In operation after completed ramp-up with uninterrupted
rated operational current (40 °C) approx. W
159 186 220 214 250 270 512 630
• During starting with current limit set to 350 %
I
M
(40 °C) W 7020 8100 9500 11100 13100 15000 15000 17500
Permissible rated motor current and starts per hour
• Normal starting (Class 5)
- Rated motor current I
M
1)
, starting time 5 s A 551 615 693 780 880 970 1076 1214
- Starts per hour
2)
1/h 41 41 37 33 22 17 30 20
- Rated motor current
I
M
1)3)
, starting time 10 s A 551 615 693 780 880 970 1076 1214
- Starts per hour
2)
1/h 20 20 16 13 8 5 10 6
• Normal starting (Class 10)
- Rated motor current I
M
1)
, starting time 10 s A 551 615 693 780 880 970 1076 1214
- Starts per hour
2)
1/h 20 20 16 13 8 5 11 6
- Rated motor current
I
M
1)3)
, starting time 20 s A 551 615 693 780 880 970 1076 1214
- Starts per hour
2)
1/h 10 9 6 4 0.3 0.3 3 0.5
• Normal starting (Class 15)
- Rated motor current I
M
1)
, starting time15 s A 551 615 666 723 780 821 1020 1090
- Starts per hour
2)
1/h 13 13 11 9 8 8 7 5
- Rated motor current
I
M
1)3)
, starting time 30 s A 551 615 666 723 780 821 1020 1090
- Starts per hour
2)
1/h 6 4 3 1 0.4 0.5 1 1
• For heavy starting (Class 20)
- Rated motor current I
M
1)
, starting time 20 s A 551 591 633 670 710 740 970 1030
- Starts per hour
2)
1/h 10 10 7 8 8 9 7 5
- Rated motor current
I
M
1)3)
, starting time 40 s A 551 591 633 670 710 740 970 1030
- Starts per hour
2)
1/h 4 2 1 1 0.4 1 1 1
• For very heavy starting (Class 30)
- Rated motor current I
M
1)
, starting time 30 s A 500 525 551 575 600 630 880 920
- Starts per hour
2)
1/h 6 6 6 6 6 6 6 6
- Rated motor current
I
M
1)3)
, starting time 60 s A 500 525 551 575 600 630 880 920
- Starts per hour
2)
1/h 2 1 1 1 1.5 1 1 1