Unit Coolers
Table 1. Expansion Valve Selection For 100# Head Pressure Valve
| BTUH at about | R-507/R404A | R-507/R404A | | R-22 | | R-22 |
| -20˚F/-29˚C Evap. | +25˚F/-4˚C Evap. | -20˚F/-29˚C Evap. | +25˚F/-4˚C Evap. |
| 10° T.D. |
| Sporlan | ALCO | Sporlan | ALCO | Sporlan | | ALCO | Sporlan | | ALCO |
| | | |
| 3,000-5,000 | EGSE 1/2 ZP | HFESC-1/2-RZ | EGSE 1/2 C | HFESC-1/2-RC | EGVE 1/2 Z | | HFESC-1-HZ | EGVE 1/2 C | | HFESC-1/2-HC |
| 5,500-7000 | EGSE 1/2 ZP | HFESC-1/2-RZ | EGSE 1 C | HFESC-1/2-RC | EGVE 1 ZP | | HFESC-1-HZ | EGVE 1 C | | HFESC-1-HC |
| 7500-8000 | EGSE 1 ZP | HFESC-1/2-RZ | EGSE 1 C | HFESC-1-RC | EGVE 1 ZP | | HFESC-1 1/2-HZ | EGVE 1 C | | HFESC-1-HC |
| 8500-10,000 | EGSE 1 ZP | HFESC-1-RZ | EGSE 11/2 C | HFESC-1 1/4-RC | EGVE 11/2 ZP | | HFESC-1 1/2-HZ | EGVE 1 C | | HFESC-1-HC |
| 10,500-11,000 | EGSE 1 ZP | HFESC-1 1/4-RZ | EGSE 11/2 C | HFESC-1 1/4-RC | EGVE 11/2 ZP | | HFESC-2-HZ | EGVE 11/2 C | | HFESC-1-HC |
| 11,500-13,000 | EGSE 11/2 ZP | HFESC-1 1/2-RZ | EGSE 11/2 C | HFESC-1 1/4-RC | EGVE 11/2 ZP | | HFESC-2-HZ | EGVE 11/2 C | | HFESC-1-HC |
| 13,500-15,000 | EGSE 11/2 ZP | HFESC-2-RZ | EGSE 2 C | HFESC-1 1/2-RC | EGVE 2 ZP | | HFESC-2 1/2-HZ | EGVE 11/2 C | | HFESC-2-HC |
| 15,500-17,000 | EGSE 2 ZP | HFESC-2-RZ | EGSE 2 C | HFESC-2-RC | EGVE 2 ZP | | HFESC-2 1/2-HZ | EGVE 2 C | | HFESC-2-HC |
| 17,500-20,000 | EGSE 2 ZP | HFESC-3 1/2-RZ | SSE 3 C | HFESC-2-RC | EGVE 3 ZP | | HFESC-3-HZ | EGVE 2 C | | HFESC-2 1/2-HC |
| 20,500-24,000 | SSE 3 ZP | HFESC-3 1/2-RZ | SSE 3 C | HFESC-3-RC | SVE 3 ZP | | HFESC-3-HZ | SVE 3 C | | HFESC-3-HC |
| 24,500-28,000 | SSE 3 ZP | HFESC-3 1/2-RZ | SSE 4 C | HFESC-3-RC | SVE 4 ZP | | HFESC-5 1/2-HZ | SVE 3 C | | HFESC-3-HC |
| 28,500-34,000 | SSE 4 ZP | HFESC-5-RZ | SSE 4 C | HFESC-3-RC | SVE 5 ZP | | HFESC-5 1/2-HZ | SVE 4 C | | HFESC-5 1/2-HC |
| 34,500-40,000 | OSE 6 ZP | HFESC-5-RZ | SSE 6 C | HFESC-5-RC | SVE 8 ZP | | HFESC-5 1/2-HZ | SVE 4 C | | HFESC-5 1/2-HC |
| 40,500-50,000 | OSE 8 ZP | HFESC-7-RZ | OSE 8 C | HFESC-5-RC | SVE 10 ZP | | HFESC-8-HZ | SVE 5 C | | HFESC-5 1/2-HC |
| 50,500-60,000 | OSE 9 ZP | HFESC-10-RZ | OSE 9 C | HFESC-7-RC | SVE 10 ZP | | HFESC-8-HZ | SVE 8 C | | HFESC-8-HC |
| 60,500-70,000 | OSE 9 ZP | HFESC-10-RZ | OSE 9 C | HFESC-10-RC | OVE 15 ZP | | HFESC-10-HZ | SVE 8 C | | HFESC-8-HC |
| 70,500-80,000 | OSE 12 ZP | HFESC-10-RZ | OSE 12 C | HFESC-10-RC | OVE 15 ZP | | HFESC-15-HZ | SVE 10 C | | HFESC-10-HC |
| 80,500-90,000 | OSE 12 ZP | HFESC-13-RZ | OSE 12 C | HFESC-10-RC | OVE 15 ZP | | HFESC-15-HZ | SVE 10 C | | HFESC-10-HC |
| 90,500-100,000 | OSE 12 ZP | HFESC-13-RZ | OSE 12 C | HFESC-13-RC | OVE 15 ZP | | HFESC-15-HZ | OVE 15 C | | HFESC-15-HC |
| 100,500-110,000 | OSE 21 ZP | TRAE-20-RZ | OSE 21 C | HFESC-13-RC | OVE 20 ZP | | HFESC-20-HZ | OVE 15 C | | HFESC-15-HC |
| 110,500-120,000 | OSE 21 ZP | TRAE-20-RZ | OSE 21 C | HFESC-13-RC | OVE 20 ZP | | HFESC-20-HZ | OVE 15 C | | HFESC-15-HC |
| 120,500-130,000 | OSE 21 ZP | TRAE-20-RZ | OSE 21 C | TRAE-20-RC | OVE 20 ZP | | HFESC-20-HZ | OVE 15 C | | HFESC-15-HC |
NOTES:
1.Valve selections assume standard conditions and 100°F vapor-free liquid.
2.Equivalent valve may be used in place of selection.
3.For "Medium Temp R-507," valve designation will use “P” for refrigerant code.
Table 2. Expansion Valve Selection 180# Head Pressure Valve
| BTUH at about | R-507/R404A | R-507/R404A | | R-22 | | R-22 |
| -20˚F/-29˚C Evap. | +25˚F/-4˚C Evap. | -20˚F/-29˚C Evap. | +25˚F/-4˚C Evap. |
| 10° T.D. |
| Sporlan | ALCO | Sporlan | ALCO | Sporlan | | ALCO | Sporlan | | ALCO |
| | | |
| 3,000-5,000 | EGSE 1/2 ZP | HFESC-1/2-RZ | EGSE 1/2 C | HFESC-1/2-RC | EGVE 1/2 ZP | | HFESC-1/2-HZ | EGVE 1/2 C | | HFESC-1/2-HC |
| 5,500-7000 | EGSE 1/2 ZP | HFESC-1-RZ | EGSE 1 C | HFESC-1/2-RC | EGVE 1 ZP | | HFESC-1-HZ | EGVE 1/2 C | | HFESC-1-HC |
| 7500-8000 | EGSE 1 ZP | HFESC-1-RZ | EGSE 1 C | HFESC-1/2-RC | EGVE 1 ZP | | HFESC-1-HZ | EGVE 1 C | | HFESC-1-HC |
| 8500-10,000 | EGSE 1 ZP | HFESC-1-RZ | EGSE 1 C | HFESC-1-RC | EGVE11/2 ZP | | HFESC-1 1/2-HZ | EGVE 1 C | | HFESC-1-HC |
| 10,500-11,000 | EGSE 1 ZP | HFESC-1 1/4-RZ | EGSE 11/2 C | HFESC-1-RC | EGVE 11/2 ZP | | HFESC-1 1/2-HZ | EGVE 1 C | | HFESC-1-HC |
| 11,500-13,000 | EGSE 1 1/2 ZP | HFESC-1 1/4-RZ | EGSE 11/2 C | HFESC-1 1/4-RC | EGVE 11/2 ZP | | HFESC-2-HZ | EGVE 1 C | | HFESC-1 1/2-HC |
| 13,500-15,000 | EGSE 2 ZP | HFESC-1 1/2-RZ | EGSE 11/2 C | HFESC-1 1/4-RC | EGVE 2 ZP | | HFESC-2-HZ | EGVE 11/2 C | HFESC-1 1/2-HC |
| 15,500-17,000 | EGSE 2 ZP | HFESC-2-RZ | EGSE 2 C | HFESC-1 1/2-RC | EGVE 2 ZP | | HFESC-2 1/2-HZ | EGVE 11/2 C | HFESC-1 1/2-HC |
| 17,500-20,000 | EGSE 2 ZP | HFESC-2-RZ | EGSE 2 C | HFESC-1 1/2-RC | EGVE 3 ZP | | HFESC-2 1/2-HZ | EGVE 11/2 C | | HFESC-2-HC |
| 20,500-24,000 | SSE 3 ZP | HFESC-3-RZ | SSE 3 C | HFESC-2-RC | SVE 3 ZP | | HFESC-3-HZ | SVE 2 C | | HFESC-2-HC |
| 24,500-28,000 | SSE 4 ZP | HFESC-3-RZ | SSE 3 C | HFESC-2-RC | SVE 4 ZP | | HFESC-3-HZ | SVE 3 C | | HFESC-2 1/2-HC |
| 28,500-34,000 | SSE 4 ZP | HFESC-5-RZ | SSE 4 C | HFESC-3 1/2-RC | SVE 4 ZP | | HFESC-5 1/2-HZ | SVE 3 C | | HFESC-3-HC |
| 34,500-40,000 | SSE 6 ZP | HFESC-5-RZ | SSE 6 C | HFESC-3 1/2-RC | SVE 5 ZP | | HFESC-5 1/2-HZ | SVE 3 C | | HFESC-3-HC |
| 40,500-50,000 | OSE 9 ZP | HFESC-7-RZ | SSE 6 C | HFESC-3 1/2-RC | SVE 8 ZP | | HFESC-5 1/2-HZ | SVE 4 C | | HFESC-5 1/2-HC |
| 50,500-60,000 | OSE 9 ZP | HFESC-7-RZ | OSE 9 C | HFESC-5-RC | SVE 10 ZP | | HFESC-8-HZ | SVE 5 C | | HFESC-5 1/2-HC |
| 60,500-70,000 | OSE 9 ZP | HFESC-10-RZ | OSE 9 C | HFESC-7-RC | OVE 15 ZP | | HFESC-8-HZ | SVE 5 C | | HFESC-5 1/2-HC |
| 70,500-80,000 | OSE 12 ZP | HFESC-10-RZ | OSE 12 C | HFESC-7-RC | OVE 15 ZP | | HFESC-10-HZ | SVE 8 C | | HFESC-8-HC |
| 80,500-90,000 | OSE 12 ZP | HFESC-10-RZ | OSE 12 C | HFESC-10-RC | OVE 15 ZP | | HFESC-10-HZ | SVE 8 C | | HFESC-8-HC |
| 90,500-100,000 | OSE 12 ZP | HFESC-13-RZ | OSE 12 C | HFESC-10-RC | OVE 15 ZP | | HFESC-15-HZ | SVE 10 C | | HFESC-8-HC |
| 100,500-110,000 | OSE 12 ZP | HFESC-13-RZ | OSE 12 C | HFESC-10-RC | OVE 20 ZP | | HFESC-15-HZ | SVE 10 C | | HFESC-10-HC |
| 110,500-120,000 | OSE 12 ZP | HFESC-13-RZ | OSE 12 C | HFESC-10-RC | OVE 20 ZP | | HFESC-15-HZ | SVE 10 C | | HFESC-10-HC |
| 120,500-130,000 | OSE 21 ZP | HFESC-13-RZ | OSE 12 C | HFESC-13-RC | OVE 20 ZP | | HFESC-15-HZ | OVE 15 C | | HFESC-10-HC |
