Mitsubishi MUZ-D36NA - MAX. REFRIGERANT PIPING LENGTH and MAX. HEIGHT DIFFERENCE; Piping Length and Height Limitations; ADDITIONAL REFRIGERANT CHARGE (R410 A: oz.); Refrigerant Charge Calculation

12
Max. Length
A
Max. Height
difference
B
Indoor
unit
Outdoor unit
MAX. REFRIGERANT PIPING LENGTH and MAX. HEIGHT DIFFERENCE
Model
Refrigerant piping: ft. Piping size O.D: in.
Max. Length
A
Max. Height difference
B
Gas Liquid
MUZ-D30NA
MUZ-D36NA
MUY-D30NA
MUY-D36NA
100 50 5/8 3/8
ADDITIONAL REFRIGERANT CHARGE (R410A: oz.)
Refrigerant piping exceeding 25 ft. requires additional refrigerant charge according to the calculation.
Model
Outdoor unit
precharged
Refrigerant piping length (one way): ft.
25 30 40 50 60 70 80 90 100
MUZ-D30NA
MUZ-D36NA
4 lb. 10 oz. 0 2.96 8.88 14.80 20.72 26.64 32.56 38.48 44.40
Calculation: X oz. = 2.96/5 oz. / ft. × (Refrigerant piping length (ft.) - 25)
Model
Outdoor unit
precharged
Refrigerant piping length (one way): ft.
25 30 40 50 60 70 80 90 100
MUY-D30NA
MUY-D36NA
4 lb. 0 1.08 3.24 5.40 7.56 9.72 11.88 14.04 16.20
Calculation: X oz. = 1.08/5 oz. / ft. × (Refrigerant piping length (ft.) - 25)
NOTE: Refrigerant piping exceeding 25 ft. requires additional refrigerant charge according to the calculation.