Trane Model Information
There are 2 types of Trane models: M and R. Your HP/tonnage is signified by the first number, followed by the electrical, then the unloading sequence, and finally the voltage.
NOTE: All letters/numbers in a Trane model number help identify the correct unit needed.
Electrical
- A – 200/60/3
- B – 230/460/60/3
- C – 460/60/3
- D – 575/60/3
- W – 230/60/3
Cylinder Layout
- 3 and 4 CYL will have a 2 or 3 after the electrical
- 6 CYL will have a 2 or 4 after the electrical
Control Voltage
- A – 115 VAC
- B – 230 VAC
Terminal Box
- T – Top Mounted
- S – Side Mounted
An example part number is CRHR-400C-2R-AT. The breakdown goes:
- CRHR – Model Type
- 400 – HP (40)
- C – Electrical Type (460/60/3)
- 2R – Unloading and Design Sequence
- AT – 115 VAC, Top Mounted
| HP | Model | Cylinders | Weight |
|---|---|---|---|
| 10 | CRHM-100*-**-** | 3 | 400 |
| 15 | CRHM-150*-**-** | 3 | 400 |
| 20 | CRHM-200*-**-** | 4 | 400 |
| 25 | CRHM-250*-**-** | 6 | 500 |
| 30 | CRHM-300*-**-** | 6 | 500 |
| 35 | CRHR-350*-**-** | 4 | 800 |
| 40 | CRHR-400*-**-** | 4 | 800 |
| 50 | CRHR-500*-**-** | 6 | 1000 |
| 60 | CRHR-600*-**-** | 6 | 1000 |