Catalog Proof

Motor Accessories & Power Transmission Products Phase Converters Rotary ▪ For Opera ng Three-Phase 230V Motors with Single-Phase 230V Input

Standard Rotary - Less Box, Capacitors, Starter, and Idler Motor

Idler HP @ 1725 RPM Required

Model Number

370V Run Cap Required

These Models Require an Idler Motor ▪ That is at least 50% larger than ▪ the largest motor being started

Diameter

Length

2-3/8" 2-3/8" 2-3/8" 2-3/8" 2-3/8" 2-3/8" 2-3/8"

4-3/8" 4-3/8" 4-3/8" 4-3/8" 4-3/8" 4-3/8" 4-3/8" 5-1/2" 5-1/2" 5-1/2" 5-1/2"

15 MFD 20 MFD 30 MFD 40 MFD 50 MFD 70 MFD 110 MFD 160 MFD 220 MFD 320 MFD 400 MFD

1/2 3/4

MODEL A-I

1

1-1/2

MODEL B-I

2 3 5

MODEL C-I MODEL D-I MODEL E-I MODEL H-I MODEL K-I MODEL N-I

7-1/2

3" 3" 3" 3"

10 15 20

Packaged Rotary - Less Idler Motor Model Number Idler HP Required

Model Number

Idler HP Required

Length Width Height

Length Width Height

PRT-1

6" 6" 6" 6" 6" 6" 6" 6"

10" 10" 10" 10" 10" 12" 12" 16"

1

12" 12" 12" 12" 12" 14" 14" 20"

PRT-20 PRT-25 PRT-30 PRT-40 PRT-50 PRT-60 PRT-75

20 25 30 40 50 60 75

20" 20" 20" 20" 24" 24" 24"

16" 16" 16" 16" 24" 24" 24"

6" 8" 8" 8" 8" 8" 8"

PRT-1.5

1-1/2

PRT-2 PRT-3 PRT-5

2 3 5

7-1/2

PRT-7.5 PRT-10 PRT-15

10 15

Use Only with 1725 RPM Idler Motors ▪ ▪ Includes starter and capacitors assembled in a NEMA 3R enclosure ▪ For use on heavy star ng loads, where full HP is required

Ideal applica ons are virtually unlimited

Complete Rotary with Idler Motors Model Number Idler HP Required RT-1 1 RT-1.5 1-1/2 RT-2 2 RT-3 3 RT-5 5 RT-7.5 7-1/2 RT-10 10 RT-15 15 RT-20 20 RT-25 25 RT-30 30 RT-40 40 RT-50 50 RT-60 60 RT-75 75

Can Be Converted for CNC Machines ▪ For use on heavy star ng loads, where full HP is required ▪ These assembled units contain converter, starter, switch ▪ and capacitors in a NEMA 3R enclosure which are mounted ▪ to a TEFC cast iron energy efficient idler motor ▪ Idler HP should be at least 50% larger than the largest ▪ motor being started ▪ When star ng more than one motor at a me, the total ▪ combined HP must not exceed 75% of the idler motor HP ▪ When running more than one motor at a me, the total ▪ combined HP must not exceed four mes the idler motor HP ▪ So Start and/or 460V models are available, call for details

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