The goal is to keep the system COP as high a possible as the operating conditions of the heat pump change. The logic behind maximum COP tracking is to continually look for an earth loop flow rate that improves the system COP.
Navien’s NPE-2 condensing tankless water heaters include a turndown ratio up to 15:1, an advanced EZNav multi-line control panel with Setup Wizard, and 2” PVC venting up to 75’.
The NRCR residential condensing tankless water heater series uses a fully integrated pump to keep hot water close to even the farthest outlet in the home, minimizing the wait and, therefore, the waste of unused potable water down the drain, Noritz notes.
Rinnai’s Ultra Series condensing water-heating technology combines the benefits of traditional tankless water heaters with even greater energy savings for commercial applications.
May 31, 2013
Rinnai’s Ultra Series condensing water-heating technology combines the benefits of traditional tankless water heaters with even greater energy savings for commercial applications.