Summary of the content on the page No. 1
© Siemens AG 2011
SIRIUS Motor Starters
6
Combination Starters &
Starters for Group Installation
SIRIUS 3RA2 Motor Starters
6/2 General data
3RA21 Direct-On-Line Starters
6/13 AC 50/60 Hz 110/120 V
6/15 24 V DC
3RA22 Reversing Starters
6/17 AC 50/60 Hz 110/120 V
6/19 24 V DC
6/21 Accessories
6/31 3RV29 Infeed System for
Motor Starters
For Operation in the Control Cabinet
SIRIUS 3RA6 Compact Starters
6/32 General data
3RA61, 3RA62 Compact Starters
6/40 3RA61 direct-on-line starters
6/41 3RA6
Summary of the content on the page No. 2
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data n Overview 3RA2 motor starters Tripping times The 3RA2 fuseless motor starters consist of the 3RV2 motor All 3RA2 motor starters described here are designed for normal starter protector and the 3RT2 electromechanical contactor. The starting, in other words for overload tripping times of less than devices are electrically and mechanically connected using pre- 1
Summary of the content on the page No. 3
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data 3RA2 complete units The fuseless motor starters can also be assembled easily by the customer. It is simply necessary to assemble the standard 3RV2 The 3RA2 fuseless motor starters can be ordered as preassem- motor starter protector, the 3RT2 contactor and the appropriate bled complete units for direct-on-line starting (3RA21) or for assembly kit. reversing duty (3RA22) with screw
Summary of the content on the page No. 4
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data Communications integration using IO-Link This results in a significant reduction of wiring compared to the conventional parallel wiring method. The electrical connection is Motor starters can also be assembled with IO-Link for connec- made using standard cables. tion to the higher-level control system. For each starter this requires a communication-capable contactor onto which a T
Summary of the content on the page No. 5
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data Direct-on-line starting • For standard rail mounting or screw fixing • Sizes S00 and S0 2 push-in lugs 2 push-in lugs 2 push-in lugs 3RV29 28-0B 3RV29 28-0B 3RV29 28-0B (only for screw (only for screw (only for screw mounting) mounting) mounting) Motor starter protector Motor starter protector Motor starter protector Size S00/S0 Size S00/S0 Size S00/S0 Screw terminals Spring-type term
Summary of the content on the page No. 6
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data Direct-on-line starting • For 60 mm busbar systems • Sizes S00 and S0 60 mm busbar adapter 60 mm busbar adapter for screw terminals for spring-type terminals 8US12 51-5DS10 for S00 8US12 51-5DT11 for S00 8US12 51-5NT10 for S0 8US12 51-5NT11 for S0 Motor starter protector Size S00/S0 Screw terminals Motor starter protector Size S00/S0 Spring-type terminals Link module 3RA19 21-1DA00 fo
Summary of the content on the page No. 7
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data Reversing duty • For standard rail mounting or screw fixing • Size S00 2 push-in lugs 2 push-in lugs 3RV29 28-0B 3RV29 28-0B (only for screw mounting) (only for screw mounting) Motor starter protector Motor starter protector Size S00 Size S00 Screw terminals Spring-type terminals Link module Link module 3RA19 21-1DA00 for S00 3RA29 11-2AA00 for S00 1 1 3 2 contactors 3 Size S00 Screw
Summary of the content on the page No. 8
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data Reversing duty • For standard rail mounting • Size S0 RH assembly kit for reversing duty and standard rail mounting in size S0 For screw terminals: 3RA29 23-1BB1 For spring-type terminals: 1) 3RA29 23-1BB2 Comprising: 1 wiring kit 2 standard mounting rail adapters 2 connecting wedges 1) Also includes 3RA29 11-1CA00 spacer for height compensation on AC contactors size S0 with
Summary of the content on the page No. 9
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data Reversing duty • For 60 mm busbar systems • Sizes S00 and S0 RS assembly kit for reversing duty and busbar mounting Screw connection: 60 mm busbar adapter 3RA29 13-1DB1 for S00 For screw terminals: 3RA29 23-1DB1 for S0 8US12 51-5DS10 for S00 For spring-type connection: 8US12 51-5NT10 for S0 3RA29 13-1DB2 for S00 1) 3RA29 23-1DB2 for S0 For spring-type terminals: Comprising: 8U
Summary of the content on the page No. 10
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data Order No. scheme Digit of the Order No. 1st - 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 3rd @@@ @ @ @ 0 – @ @ @ @ @ – @ @ @ @ SIRIUS starters 3 R A SIRIUS 2nd generation 2 Type of starter (direct-on-line starter = 1, @ reversing starter = 2) Size (S00 = 1, S0 = 2) @ Setting range for overload release @ @ Design type and connection method @ Rated power at 460 V AC @ @
Summary of the content on the page No. 11
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data n More information Type 3RA2. 1 3RA2. 2 Size S00 S0 Number of poles 3 3 General data Standards IEC 60947-1, EN 60947-1 IEC 60947-2, EN 60947-2 IEC 60947-4-1, EN 60947-4-1 Max. rated current I (= max. rated operational current I ) A 16 32 n max e Permissible ambient temperature °C -20 ... +60 for operation °C -55 ... +80 during storage/transport Rated operational voltage U V 690 e Ra
Summary of the content on the page No. 12
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters General data Type SIRIUS 3RA2 Motor Starters Connection type Screw terminals Spring-type terminals Conductor cross-sections for main conductors Size S00 Motor starter protectors, contactors Motor starter protectors, contactors Terminal screw M3, Pozidriv size 2 -- Operating devices mm ! 5 ... 6 3.0 x 0.5 and 3.5 x 0.5 Prescribed tightening torque Nm 0.8 ... 1.2 -- Conductor cross-sections (min./
Summary of the content on the page No. 13
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters 3RA21 direct-on-line starters 50/60 Hz 110/120 V AC n Selection and ordering data Rated control supply voltage 50/60 Hz 110/120 V AC Direct-on-line With screw connections starting • The motor starter protector and contactor are mechanically and electrically connected by means of the link module. 1) • Auxiliary switches on the motor starter protector and the con- tactor can be easily fitted due t
Summary of the content on the page No. 14
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters 3RA21 direct-on-line starters 50/60 Hz 110/120 V AC Rated control supply voltage 50/60 Hz 110/120 V AC Direct-on-line With spring-type connection starting • These starters can be assembled in the field without tools by simply snapping the components together. Follow the simple component selection system to form a starter. 1) • Auxiliary switches on the motor starter protector and the con- tacto
Summary of the content on the page No. 15
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters 3RA21 direct-on-line starters 24 V DC Rated control supply voltage 24 V DC Direct-on-line With screw connections starting • The motor starter protector and contactor are mechanically and electrically connected by means of the link module. 1) • Auxiliary switches on the motor starter protector and the con- tactor can be easily fitted due to the modular system. • Integrated auxiliary switches: -
Summary of the content on the page No. 16
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters 3RA21 direct-on-line starters 24 V DC Rated control supply voltage 24 V DC Direct-on-line With spring-type connection starting • These starters can be assembled in the field without tools by simply snapping the components together. Follow the simple component selection system to form a starter. 1) • Auxiliary switches on the motor starter protector and the con- tactor can be easily fitted due t
Summary of the content on the page No. 17
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters 3RA22 reversing starters 50/60 Hz 110/120 V AC n Selection and ordering data Rated control supply voltage 50/60 Hz 110/120 V AC Reversing duty With screw connections • The motor starter protector and contactor are mechan- ically and electrically connected by means of the link module. 1) • Auxiliary switches on the motor starter protector and the contactor can be easily fitted due to the modular
Summary of the content on the page No. 18
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters 3RA22 reversing starters 50/60 Hz 110/120 V AC Rated control supply voltage 50/60 Hz 110/120 V AC Reversing duty With spring-type connection • These starters can be assembled in the field without tools by simply snapping the components together. Follow the simple component selection system to form a starter. 1) • Auxiliary switches on the motor starter protector and the contactor can be easil
Summary of the content on the page No. 19
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters 3RA22 reversing starters 24 V DC Rated control supply voltage 24 V DC Reversing duty With screw connections • The motor starter protector and contactor are mechan- ically and electrically connected by means of the link module. 1) • Auxiliary switches on the motor starter protector and the contactor can be easily fitted due to the modular system. • With the contactor S0, an integrated NO contact
Summary of the content on the page No. 20
© Siemens AG 2011 Combination Starters & Starters for Group Installation SIRIUS 3RA2 Motor Starters 3RA22 reversing starters 24 V DC Rated control supply voltage 24 V DC Reversing duty With spring-type connection • These starters can be assembled in the field without tools by simply snapping the components together. Follow the simple component selection system to form a starter. 1) • Auxiliary switches on the motor starter protector and the contactor can be easily fitted due to the modular
