| 
                   
                     
                       |  | HRB-301 | HRB-401 |  
                       | 50Hz | 60Hz | 50Hz | 60Hz |  
                       | 상 PHASE | 1 | 1 |  
                       | 모터 MOTOR | HP | 1.5 | 2.0 | 2.5 | 3.0 |  
                       | Kw | 1.1 | 1.5 | 1.83 | 2.2 |  
                       | 토출 PRESSURE | mmAq | 1800 | 1800 | 2200 | 2800 |  
                       | 흡입 VACUUM | mmAq | 1600 | 1600 | 1800 | 2000 |  
                       | 최대풍량 MAX . AIR FLOW | ㎥/min | 3.2 | 4.0 | 3.2 | 4.0 |  
                       | 전류 CURRENT | 220V | A | 11.5 | 12.5 | 12.0 | 19.0 |  
                       | 소음 SOUND 
                         LEVEL | dB(A) | 75 | 75 |  
                       | 재질 MATERIAL | IMPELLER | Aluminum | Aluminum |  
                       | CASING | Aluminum | Aluminum |  
                       | 베어링 BEARING | FRONT | 6205ZC3 | 6205ZC3 |  
                       | MIDDLE | - | - |  
                       | REAR | 6205ZZC3 | 6205ZZC3 |  
                       | 무게 WEIGHT | Kg | 33 | 35 |  
                       | 절연계급 INSULATION CLASS | F | F |  |