HEAT EXCHANGER, INDOOR UNIT, AND AIR CONDITIONER

摘要

PROBLEM TO BE SOLVED: To provide a heat exchanger for lowering input of a blower and improving heat transferring performance of the heat exchanger by optimizing the shape of a fin of the heat exchanger. SOLUTION: A main heat exchanger 30 includes a slit 35 formed by cutting and raising a part of a surface of the fin 1 constituting the main heat exchanger 30, and a width of the slit 35 is 2/5 or more and 1/2 or less of a hole diameter of a fin collar 34 to insert a heat transfer tube 2. COPYRIGHT: (C)2009,JPO&INPIT