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Orifice of Expansion Valve 

Orifice
number
Nominal Refrigerating capacity 
R22 R134a R404a/R507 R12 R502
TR KW TR KW TR KW TR KW TR KW
TEVD-0X 0.15 0.5 0.11 0.4 0.11 0.38        
TEVD-0 0.3 1 0.25 0.9 0.21 0.7 0.2 o.7 0.2 0.7
TEVD-1 0.7 2.5 0.5 1.8 0.45 1.6 0.3 1 0.3 1
TEVD-2 1 3.5 0.8 2.6 0.6 2.1 0.5 1.7 0.5 2.1
TEVD-3 1.5 5.2 1.3 4.6 1.2 4.2 1 3.5 1 3.5
TEVD-4 2.3 8 1.9 6.7 1.7 6 1.5 5.2 1.5 5.2
TEVD-5 3 10.5 2.5 8.6 2.2 7.7 2 7 2 7
TEVD-6 4.5 15.5 3 10.5 2.6 9.7 3 10.5 3 10.5