■用途
冬季隨(sui)著環境溫(wen)(wen)度(du)(du)(du)(du)的(de)降低(di),中(zhong)央(yang)空(kong)調(diao)的(de)制熱(re)效率(lv)也隨(sui)之降低(di),當環境溫(wen)(wen)度(du)(du)(du)(du)與標準工(gong)(gong)況溫(wen)(wen)度(du)(du)(du)(du)相差(cha)校(xiao)大(標準工(gong)(gong)況室(shi)外溫(wen)(wen)度(du)(du)(du)(du)為(wei)7℃)溫(wen)(wen)度(du)(du)(du)(du)低(di)于(yu)4℃時,中(zhong)央(yang)空(kong)調(diao)將不能(neng)提供(gong)房間所(suo)需(xu)的(de)溫(wen)(wen)度(du)(du)(du)(du),為(wei)了補充不足的(de)熱(re)量,就需(xu)要在原有供(gong)熱(re)設備的(de)基礎上(shang)增加輔助加熱(re)器(qi)。
■優點
熱效率高(gao)、安全性(xing)高(gao)、結(jie)構合理、防腐(fu)性(xing)強,使(shi)用(yong)壽命長等。