| HP | CONDENSER | COOLED GAS | LOW BACK PRESSURE | MED. BACK PRESSURE | HIGH BACK PRESSURE |
|---|---|---|---|---|---|
| 1/8 | Fan | R12 | 108" BC-5 | 84" BC-5 | 48" BC-5 |
| 1/8 | Static | R12 | 118" BC-5 | 92" BC-5 | 53" BC-5 |
| 1/8 | Fan | R134a | 118" BC-5 | 96" BC-5 | 58" BC-5 |
| 1/8 | Static | R134a | 130" BC-5 | 106" BC-5 | 64" BC-5 |
| 1/6 | Fan | R12 | 120" BC-1 | 96" BC-1 | 72" BC-1 |
| 1/6 | Static | R12 | 132" BC-1 | 105" BC-1 | 79" BC-1 |
| 1/6 | Fan | R134a | 132" BC-1 | 110" BC-1 | 86" BC-1 |
| 1/6 | Static | R134a | 144" BC-1 | 121" BC-1 | 95" BC-1 |
| 1/5 | Fan | R12 | 54" BC-1 | 36" BC-1 | 24" BC-1 |
| 1/5 | Static | R12 | 60" BC-1 | 39" BC-1 | 26" BC-1 |
| 1/5 | Fan | R134a | 60" BC-1 | 41" BC-1 | 29" BC-1 |
| 1/5 | Static | R134a | 69" BC-1 | 45" BC-1 | 32" BC-1 |
| 1/5 | Fan | R22 | 65" BC-1 | 43" BC-1 | 29" BC-1 |
| 1/4 | Fan | R12 | 43" BC-1 | 90" BC-2 | 60" BC-2 |
| 1/4 | Static | R12 | 47" BC-1 | 99" BC-2 | 66" BC-2 |
| 1/4 | Fan | R134a | 47" BC-1 | 103" BC-2 | 72" BC-2 |
| 1/4 | Static | R134a | 52" BC-1 | 113" BC-2 | 79" BC-2 |
| 1/4 | Fan | R22 | 52" BC-1 | 108" BC-2 | 72" BC-2 |
| 1/3 | Fan | R12 | 93" BC-2 | 72" BC-2 | 36" BC-2 |
| 1/3 | Fan | R134a | 102" BC-2 | 83" BC-2 | 43" BC-2 |
| 1/3 | Fan | R22 | 112" BC-2 | 86" BC-2 | 43" BC-2 |
| 1/3 | Fan | R502 | 122" BC-2 | 95" BC-2 | 48" BC-2 |
| 1/2 | Fan | R12 | 96" BC-3 | 48" BC-3 | 90" BC-4 |
| 1/2 | Fan | R134a | 105" BC-3 | 55" BC-3 | 108" BC-4 |
| 1/2 | Fan | R22 | 115" BC-3 | 58" BC-3 | 108" BC-4 |
| 1/2 | Fan | R502 | 127" BC-3 | 63" BC-3 | 119" BC-4 |
| 3/4 | Fan | R12 | 60" BC-3 | 92" BC-4 | 72" BC-4 |
| 3/4 | Fan | R134a | 66" BC-3 | 106" BC-4 | 86" BC-4 |
| 3/4 | Fan | R22 | 72" BC-3 | 110" BC-4 | 86" BC-4 |
| 3/4 | Fan | R502 | 79" BC-3 | 121" BC-4 | 94" BC-4 |
| 1 | Fan | R12 | 132" BC-4 | 84" BC-4 | 54" BC-4 |
| 1 | Fan | R134a | 144" BC-4 | 96" BC-4 | 65" BC-4 |
| 1 | Fan | R22 | 48" BC-3 | 101" BC-4 | 65" BC-4 |
| 1 | Fan | R502 | 53" BC-3 | 119" BC-4 | 71" BC-4 |
| 1-1/2 | Fan | R12 | 84" BC-4 | 60" BC-4 | 43" BC-4 |
| 1-1/2 | Fan | R134a | 92" BC-4 | 69" BC-4 | 52" BC-4 |
| 1-1/2 | Fan | R22 | 101" BC-4 | 72" BC-4 | 52" BC-4 |
| 1-1/2 | Fan | R502 | 111" BC-4 | 79" BC-4 | 57" BC-4 |
| 2 | Fan | R12 | 55" BC-4 | 40" BC-4 | 26" BC-4 |
| 2 | Fan | R134a | 61" BC-4 | 46" BC-4 | 31" BC-4 |
| 2 | Fan | R22 | 66" BC-4 | 48" BC-4 | 31" BC-4 |
| 2 | Fan | R502 | 73" BC-4 | 53" BC-4 | 34" BC-4 |
| Note: This chart contains average measurements for average conditions and may have to be "fine tuned" for exact replacement. Chart references single feed up to 2HP. Additional charts available for 2-6 feeds up to 5HP. | |||||