Refrigeration Selection Chart

Parker Expansion Valve - Quick Reference
Parker Hannin Corporaon, Broadview, IL USA 800-742-2681 PB-109-0712
Orice R-12 / R-134A R-404A / R-507 R-22 / R-407C R-410A
AAA* N/A 1/8 to 1/6 1/6 to 1/3 N/A
AA 1/6 to 1/4 1/6 to 1/4 1/3 to 1/2 1/3 to 1/2
A 1/2 to 1 1/2 to 1 3/4 to 1½ 3/4 to 1½
B 1 to 2 1 to 2 1½ to 3 1½ to 3
C 2 to 3 2 to 3½ 3 to 5 3 to 5
D 3 to 5 3½ to 6 5 to 8 5 to 8
Valve models C(E), EC(E), & SC(E) (Capacity Range in Tons)
C(E) Series ( 1/6 to 8 tons)
 Refrigeraon, Supermarket, AC
 Balanced Port
N Series ( 1/4 to 3 tons)
 Low Prole coolers, Ice Ma-
chines, Beverage Dispensers
SC(E) Series ( 1/8 to 6 tons)
 Refrigeraon, Supermarket, AC
 Balanced Port
OE Series ( 15 to 70 tons)
 AC, Chillers, Refrigeraon
 Balanced Port
EC(E) Series ( 1/6 to 15 tons)
 Refrigeraon, Supermarket, AC
 Balanced Port
EBSE Series ( 5 to 20 tons)
 AC, Chillers, Refrigeraon
 Balanced Port
H(C)E Series ( 3/4 to 5 tons)
 Air Condioning, Heat Pumps
 Balanced Port
* Available in SC(E) models only