VRV या VRF सिस्टम क्या होता है, के बारे मे जानकारी।  

VRV या VRF सिस्टम क्या होता है, के बारे मे जानकारी। #vrf#vrv#variablerefrigerant flow#refrigeration#refrigerator #refrigeratorrepair #refrigeration #airconditioner #airconditioning #airconditioningunit #airconditioningsystem #airrefrigeration #refrigerationcycle #lhbcoaches #ldce #objectivequestions #electrician #electric #electrical #electrician #lhb #aee #lhbcoaches #railway #railwayexam #multiplechoicequestions #railways #railway_group_d #railwayntpc #railwaygk #railwayelectric #railwayelectric #lhb_coach #lhbrajdhani #lhbmania #lhb mania #airconditioningcycle#variablerefrigerantflow #variablefrequencydrive #invertercompressor #variable refrigerant volume #variablepowersupply