• Outdoor Units • R-410A • RKS-F2V1B18• Split Sky Air • Outdoor Units298 Sound data8 - 1 Sound pressure spectrum4D053221BOctave band sound pressure levelOctave band center frequency (Hz)RKS25F2V1Bapproximatethreshold hearing forcontinuous noiseNOTES1 Measure in anechoic room2 Operation noise differs with operation andambient conditions.3 The operation noise measuring method is inaccordance with JISC9612Legend50Hz, 220-240VLocation of microphone4D053222BOctave band sound pressure levelOctave band center frequency (Hz)RKS35F2V1Bapproximatethreshold hearing forcontinuous noiseNOTES1 Measure in anechoic room2 Operation noise differs with operation andambient conditions.3 The operation noise measuring method is inaccordance with JISC9612Legend50Hz, 220-240VLocation of microphone4D051713BOctave band sound pressure levelOctave band center frequency (Hz)RKS50F2V1Bapproximatethreshold hearing forcontinuous noiseNOTES1 Measured in an echoic room2 Operation noise differs with operation and ambientconditions.Legend50Hz, 220-240V4D051724AOctave band sound pressure levelOctave band center frequency (Hz)RKS60F2V1Bapproximatethreshold hearing forcontinuous noiseNOTES1 Measured in an echoic room2 Operation noise differs with operation and ambientconditions.Legend50Hz, 220-240V