Specifications
INPUT TOTAL CONTINUOUS RATED WATTS
VOLTS HP OHMS 600 1200 2400 4800 6400 9600 14200
230 1-2 30 RGA630 RGA1230 RGA2430
3-5 20 RGA620 RGA1220 RGA2420 RGA4820
7.5-10 10 RGA1210 RGA2410 RGA4810
15-20 6 RGA1206 RGA2406 RGA4806
25-40 4 RGA1204 RGA2404 RGA4804
50 2 RGA2402 RGA4802 RGA6402 RGA9602 RGA14202
460 1-3 120 RGA6120 RGA12120 RGA24120
5-7.5 60 RGA660 RGA1260 RGA2460 RGA4860
10 30 RGA630 RGA1230 RGA2430 RGA4830
15-25 20 RGA620 RGA1220 RGA2420 RGA4820
30-60 10 RGA1210 RGA2410 RGA4810
75-250 4 RGA1204 RGA2404 RGA4804 RGA6404 RGA9604 RGA14204
300-450 2 RGA2402 RGA4802 RGA6402 RGA9602 RGA14202
575 1-2 200 RGA6200 RGA12200 RGA24200
3-5 120 RGA6120 RGA12120 RGA24120
7.5-10 60 RGA660 RGA1260 RGA2460 RGA4860
15 30 RGA630 RGA1230 RGA2430 RGA4830
20-30 24 RGA1224 RGA2424 RGA4824
40-150 14 RGA2414 RGA4814 RGA6414 RGA9614 RGA14214
Dynamic Braking Resistor Assemblies (RGA)
Dynamic Braking Resistor Assemblies include braking resistors completely assembled and mounted into a NEMA 1 enclosure. For 25 hp
and above (-EO Controls), select the braking resistor from the table with the matching ohms for the RTA selected and adequate
continuous watts capacity to meet load requirements. For 1 to 20 hp (-E Controls) select the braking resistor that has correct ohm value
for the control and adequate continuous watts capacity to meet load requirements.
Dynamic Braking Transistor Assemblies include braking transistor completely assembled and mounted into a NEMA 1 enclosure, to be
used with External Dynamic Braking Resistor Assemblies (RGA). Select RGA assembly with matching minimum OHMS and continuous
regenerative power (Watts) capacity to meet load requirements. For use with -EO Controls.
Dynamic Braking Transistor Assemblies (RTA)
MAXIMUM BRAKING TORQUE IN % OF MOTOR RATING
HP 208-230 VAC 380-480 VAC 550-600 VAC
20 150% 150% 150% 150% 150% 150% 150% 150% 150% 150%
25 125% 150% 150% 150% 150% 150% 150% 150% 150% 150%
30 100% 150% 150% 120% 150% 150% 150% 150% 150% 150%
40 75% 115% 150% 90% 150% 150% 150% 127% 150% 150%
50 62% 92% 150% 72% 150% 150% 150% 100% 150% 150%
60 – – – 60% 150% 150% 150% 85% 145% 150%
75 – – – 48% 96% 150% 150% 68% 116% 150%
100 – – – 36% 72% 150% 150% 50% 87% 150%
150V – – – 28% 56% 150% 150% 40% 70% 150%
150 – – – – 48% 126% 150% 34% 58% 150%
200 – – – – 36% 95% 150% 25% 44% 150%
250 – – – – 29% 76% 150% – 35% 122%
300 – – – – – 62% 125% – 29% 100%
350 – – – – – 54% 108% – – 87%
400 – – – – – 47% 94% – – 76%
450 – – – – – 41% 84% – – 68%
Min. Ohms 6 4 2 20 10 4 2 24 14 4
CAT. NO. RTA2-6 RTA2-4 RTA2-2 RTA4-20 RTA4-10 RTA4-4 RTA4-2 RTA5-24 RTA5-14 RTA5-4
MAXIMUM BRAKING TORQUE IN % OF MOTOR RATING
CONT. CATALOG
HP 20 25 30 40 50 60 75 100 150V 150 200 250 WATTS NO.
200 90% 75% 60% 45% 36% - - - - - - - 600 RBA2-610
to 150% 125% 100% 75% 62% - - - - - - - 1800 RBA2-1806
240 150% 150% 150% 115% 92% - - - - - - - 4000 RBA2-4004
380 150% 150% 120% 90% 72% 60% 48% 36% 28% - - - 600 RBA4-620
to 150% 150% 120% 90% 72% 60% 48% 36% 28% - - - 1800 RBA4-1820
480 150% 150% 150% 150% 150% 120% 96% 72% 56% 48% 36% 29% 4000 RBA4-4010
550 150% 150% 120% 90% 72% 60% 48% 36% 28% - - - 600 RBA5-624
To 150% 150% 120% 90% 72% 60% 48% 36% 28% - - - 1800 RBA5-1824
600 150% 150% 150% 150% 150% 120% 96% 72% 56% - - - 4000 RBA5-4014
Dynamic Braking Assemblies (RBA)
Dynamic Braking Assemblies include braking transistor and braking resistors completely assembled and mounted into a NEMA 1
enclosure. Select braking assembly from table with adequate maximum braking torque(%) and continuous regenerative power(Watts)
capacity to meet load requirements. For use with -EO controls.
INPUT VOLTAGE
9