Hitachi RAS-(4-12)HNP(1)(E) - Electrical Checks of Main Parts

11 Electrical checks of
main parts
453
SMGB0087 rev.0 - 12/2013
11
Index
11.1. Inverter ................................................................................................................................................454
11.1.1. Specications of inverter ......................................................................................................................... 454
11.1.2. Inverter time chart .................................................................................................................................... 456
11.1.3. Protective function ................................................................................................................................... 457
11.1.4. Overload control ...................................................................................................................................... 458
11.2. Thermistor ...........................................................................................................................................459
11.3. Electronic expansion valve ..................................................................................................................462
11.4. High pressure protection device ..........................................................................................................463
11.5. Noise lter (NF) ...................................................................................................................................465
11.5.1. Noise lter for 3N~ (400V/50Hz) ............................................................................................................. 465
11.5.2. Noise lter for 1~ (230V/50Hz) ................................................................................................................ 466
11.6. Capacitor (CB1 CB2) 8/10/12 HP only ................................................................................................467
11.7. Reactor (DCL) .....................................................................................................................................468
11.7.1. Reactor (DCL) for 3N~ (400V/50Hz) ....................................................................................................... 468
11.7.2. Reactor (DCL) for 1~ (230V/50Hz) .......................................................................................................... 468
11.8. Scroll compressor................................................................................................................................469
11.8.1. Reliable mechanism for low vibrating and low sound .............................................................................. 469
11.8.2. Principle of compression ......................................................................................................................... 469
11 . E le c t ri c a l c h ec k s o f ma i n p a r ts