Bruce I. Nelson, President of Colmac Coil Manufacturing, Inc. draws attention to the pitfalls of pumped ammonia systems, which maximise the amount of refrigerant in the evaporators. Direct expansion (DX) ammonia systems, manufactured by Colmac Coil present a solution to this problem, reducing the required amount of ammonia in the system and also improving energy efficiency. Nelson goes on to describe the characteristics of a Colmac Coil project in a large public refrigerated warehouse, pre
Bruce I. Nelson, President of Colmac Coil Manufacturing, Inc. draws attention to the pitfalls of pumped ammonia systems, which maximise the amount of refrigerant in the evaporators. Direct expansion (DX) ammonia systems, manufactured by Colmac Coil present a solution to this problem, reducing the required amount of ammonia in the system and also improving energy efficiency. Nelson goes on to describe the characteristics of a Colmac Coil project in a large public refrigerated warehouse, presenting data regarding ammonia charge, energy-efficiency, power consumption and first costs.
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