Specifications

AS-Interface slaves
Motor starters for operation in the field, high degree of protection
MCU motor starters for AS-Interface
Metal enclosures, electromechanical switching
6/111
Siemens IK PI · 2012
6
■ Selection and ordering data
1)
Guide value for 4-pole standard motors at 50 Hz 400 V AC. The actual
starting and rated data of the motor to be protected must be considered
when selecting the units.
Rated current I
e
Suitable for three-phase
induction motors
1)
with P
Setting range
Thermal overload release
AkWAOrder No.
Direct-on-line starters
Direct-on-line start
0.63 0.18 0.45 ... 0.63 3RK43 20-3AQ54- 0BA7
0.8 0.18 0.55 ... 0.8 3RK43 20-3BQ54- 0BA7
1 0.25 0.7 ... 1 3RK43 20-3CQ54- 0BA7
1.25 0.37 0.9 ... 1.25 3RK43 20-3DQ54- 0BA7
1.6 0.55 1.1 ... 1.6 3RK43 20-3EQ54- 0BA7
2 0.75 1.4 ... 2 3RK43 20-3FQ54- 0BA7
2.5 0.75 1.8 ... 2.5 3RK43 20-3GQ54- 0BA7
3.2 1.10 2.2 ... 3.2 3RK43 20-3HQ54- 0BA7
4 1.50 2.8 ... 4 3RK43 20-3JQ54- 0BA7
5 1.50 3.5 ... 5 3RK43 20-3KQ54- 0BA7
6.3 2.20 4.5 ... 6.3 3RK43 20-3LQ54- 0BA7
8 3.00 5.5 ... 8 3RK43 20-3MQ54-0BA7
10 4.00 7 ... 10 3RK43 20-3NQ54- 0BA7
12.5 5.50 9 ... 12.5 3RK43 20-3PQ54- 0BA7
Brake control / V
•230 2
•400 3
Reversing starters
Reversing duty
0.63 0.18 0.45 ... 0.63 3RK43 20-3AQ54- 1BA7
0.8 0.18 0.55 ... 0.8 3RK43 20-3BQ54- 1BA7
1 0.25 0.7 ... 1 3RK43 20-3CQ54- 1BA7
1.25 0.37 0.9 ... 1.25 3RK43 20-3DQ54- 1BA7
1.6 0.55 1.1 ... 1.6 3RK43 20-3EQ54- 1BA7
2 0.75 1.4 ... 2 3RK43 20-3FQ54- 1BA7
2.5 0.75 1.8 ... 2.5 3RK43 20-3GQ54- 1BA7
3.2 1.10 2.2 ... 3.2 3RK43 20-3HQ54- 1BA7
4 1.50 2.8 ... 4 3RK43 20-3JQ54- 1BA7
5 1.50 3.5 ... 5 3RK43 20-3KQ54- 1BA7
6.3 2.20 4.5 ... 6.3 3RK43 20-3LQ54- 1BA7
8 3.00 5.5 ... 8 3RK43 20-3MQ54-1BA7
10 4.00 7 ... 10 3RK43 20-3NQ54- 1BA7
12.5 5.50 9 ... 12.5 3RK43 20-3PQ54- 1BA7
Brake control / V
•230 2
•400 3
Kap_06_en.book Seite 111 Freitag, 2. September 2011 1:42 13
© Siemens AG 2011