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eng.refrigerant-R410A-charge Calculator
Calculates the total refrigerant charge for an R-410A system from component volumes, operating conditions, and piping length. Correct refrigerant charge is critical — 10% undercharge reduces capacity by 5% and efficiency by 8%; 10% overcharge reduces efficiency by 7%.
Inputs
Capacity Kw
Maximum throughput or storage. Operating near 100% capacity typically increases failures and wait times.
Line Length M
Linear measurement. Ensure consistent units: 1 m = 1,000 mm = 3.281 ft.
Base Charge Kg
Reference formula or conversion factor shown for context.
Adjust G Per M
Reference formula or conversion factor shown for context.
Results
total refrigerant charge (kg)
The combined total across all inputs and components.
additional charge for extra line length (kg)
The computed linear length.
CO₂ equivalent (tonnes CO₂e)
Sample size or count used in the calculation.
GWP of R410A
Reference formula or conversion factor shown for context.
charge = base + (L−5)×adj_per_m
Reference formula or conversion factor shown for context.