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Selection and ordering data
Rated control supply voltage 50/60 Hz 110/120 V AC
With screw connections
• The motor starter protector and contactor are mechanically
and electrically connected by means of the link module.
• Auxiliary switches
1)
on the motor starter protector and the con-
tactor can be easily fitted due to the modular system.
• Integrated auxiliary switches:
- Contactor size S00: 1 NO;
- Contactor size S0: 1 NO + 1 NC
Combination Starter, UL508 Type F
All size S00 and S0 devices can be applied as Combination
Starters with the addition of either of these line side connectors:
3RV29 28-1H, 3RV29 25-5EB or 3RV29 28-1K.
1)
For auxiliary switches see Accessories page 6/21.
2)
Selection depends on the motor full load amps. HP ratings for reference
only.
3)
Used only for mounting starter on 8US Fast Bus busbar systems.
3RA21 10
3RA21 20 3RA21 10 3RA21 20
Direct-on-line
starting
Size UL Data FLA setting
range inversetime delayed
overload
release
Consisting of the following single
devices
Assembled starter Weight
approx.
Single-phase
HP ratings
Three-phase2)
HP ratings
SCCR
at
480 V
Motor
starter
protector
+ Contactor + Link
module
+ Busbar
adapter
3)
Screw terminals
115 V 230 V 200 V 230 V 460 V 575 V Order No.
kA A kg
Selection depends on motor full load amps
3RV20 3RT20 3RA
S00 -- -- -- -- -- -- 65 0.14…0.2 11-0BA10 15-1AK61 1921-1DA00
+ 8US12515DS10
3RA21 10-0B@15-1AK6 0.575
-- -- -- -- -- -- 65 0.18…0.25 11-0CA10
3RA21 10-0C@15-1AK6 0.575
-- -- -- -- -- -- 65 0.22…0.32 11-0DA10
3RA21 10-0D@15-1AK6 0.575
-- -- -- -- -- -- 65 0.28…0.4 11-0EA10
3RA21 10-0E@15-1AK6 0.575
-- -- -- -- -- -- 65 0.35…0.5 11-0FA10
3RA21 10-0F@15-1AK6 0.575
-- -- -- -- -- -- 65 0.45…0.63 11-0GA10
3RA21 10-0G@15-1AK6 0.575
-- -- -- -- -- -- 65 0.55…0.8 11-0HA10
3RA21 10-0H@15-1AK6 0.575
-- -- -- -- -- 1/2 65 0.7… 1 11-0JA10
3RA21 10-0J@15-1AK6 0.575
-- -- -- -- 1/2 1/2 65 0.9… 1.25 11-0KA10
3RA21 10-0K@15-1AK6 0.575
-- 1/10 -- -- 3/4 3/4 65 1.1… 1.6 11-1AA10
3RA21 10-1A@15-1AK6 0.575
-- 1/8 -- -- 3/4 1 65 1.4… 2 11-1BA10
3RA21 10-1B@15-1AK6 0.575
-- 1/6 1/2 1/2 1 1 1/2 65 1.8… 2.5 11-1CA10
3RA21 10-1C@15-1AK6 0.575
1/10 1/4 1/2 3/4 1 1/2 2 65 2.2… 3.2 11-1DA10
3RA21 10-1D@15-1AK6 0.575
1/8 1/3 3/4 3/4 2 3 65 2.8… 4 11-1EA10
3RA21 10-1E@15-1AK6 0.575
1/6 1/2 1 1 3 3 65 3.5… 5 11-1FA10
3RA21 10-1F@15-1AK6 0.575
1/4 1/2 1 1 1/2 3 5 65 4.5… 6.3 11-1GA10
3RA21 10-1G@15-1AK6 0.575
1/3 1 2 2 5 5 65 5.5… 8 11-1HA10 16-1AK61
3RA21 10-1H@16-1AK6 0.575
1/2 1 1/2 2 3 5 7 1/2 65 7… 10 11-1JA10
3RA21 10-1J@16-1AK6 0.575
1/2 2 3 3 7 1/2 10 65 9… 12 11-1KA10 17-1AK61
3RA21 10-1K@17-1AK6 0.575
1 2 3 5 10 -- 65 11… 16 11-4AA10 18-1AK61
3RA21 10-4A@18-1AK6 0.575
S0 1/6 1/2 1 1 3 3 65 3.5… 5 11-1FA10 24-1AK60 2921-1AA00
+ 8US12515NT10
3RA21 20-1F@24-0AK6 0.761
1/4 1/2 1 1 1/2 3 5 65 4.5… 6.3 11-1GA10
3RA21 20-1G@24-0AK6 0.761
1/3 1 2 2 5 5 65 5.5… 8 11-1HA10
3RA21 20-1H@24-0AK6 0.761
1/2 1 1/2 2 3 5 7 1/2 65 7… 10 11-1JA10
3RA21 20-1J@24-0AK6 0.761
1/2 2 3 3 7 1/2 10 65 9… 12.5 11-1KA10
3RA21 20-1K@24-0AK6 0.761
1 2 3 5 10 -- 65 11… 16 21-4AA10 26-1AK60
3RA21 20-4A@26-0AK6 0.761
1 1/2 3 5 5 10 -- 65 14… 20 21-4BA10
3RA21 20-4B@26-0AK6 0.761
1 1/2 3 5 7 1/2 15 -- 50 17… 22 21-4CA10 27-1AK60
3RA21 20-4C@27-0AK6 0.761
2 3 5 7 1/2 15 -- 50 20… 25 21-4DA10
3RA21 20-4D@27-0AK6 0.761
2 5 7 1/2 10 20 -- 50 27… 32 21-4EA10
3RA21 20-4E@27-0AK6 0.761
Add. weight
Order No. supplement for mounting onto standard mounting rail or screw fixing A
Screw fixing with 1 push-in lug each per motor starter is possible
(see "Accessories for Direct-On-Line and Reversing Starters").
Order No. supplement for mounting onto 60 mm busbar for size S00 1 D 0.263
With busbar adapter for size S0 2 D 0.295
© Siemens AG 2011