4

NOISE CRITERIA CURVES

MSZ-GA22VA - E1

 

 

 

 

 

 

MSZ-GA35VA - E1

 

 

 

 

 

MSZ-GA25VA - E1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FAN SPEED

FUNCTION

SPL(dB(A))

LINE

 

 

 

FAN SPEED

FUNCTION

SPL(dB(A))

LINE

 

 

 

Super High

COOLING

43

 

 

 

 

 

Super High

COOLING

43

 

 

 

 

 

HEATING

43

 

 

 

 

 

HEATING

43

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Test conditions,

 

 

 

 

 

 

 

Test conditions,

 

 

 

 

 

 

 

 

Cooling : Dry-bulb temperature 27: Wet-bulb temperature 19:

 

Cooling : Dry-bulb temperature 27: Wet-bulb temperature 19:

 

Heating : Dry-bulb temperature 20: Wet-bulb temperature 15:

 

Heating : Dry-bulb temperature 20: Wet-bulb temperature 15:

BAR

90

 

 

 

 

 

 

 

 

BAR

90

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MICRO

80

 

 

 

 

 

 

 

 

MICRO

80

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.0002

70

 

 

 

 

 

 

 

NC-70

0.0002

70

 

 

 

 

 

 

 

NC-70

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

dB re

60

 

 

 

 

 

 

 

 

dB re

60

 

 

 

 

 

 

 

 

LEVEL,

 

 

 

 

 

 

 

 

LEVEL,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NC-60

 

 

 

 

 

 

 

 

NC-60

50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESSURE

 

 

 

 

 

 

 

 

PRESSURE

50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NC-50

 

 

 

 

 

 

 

 

NC-50

40

 

 

 

 

 

 

 

 

40

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NC-40

 

 

 

 

 

 

 

 

NC-40

SOUND

 

 

 

 

 

 

 

 

SOUND

 

 

 

 

 

 

 

 

30

 

 

 

 

 

 

 

 

30

 

 

 

 

 

 

 

 

BAND

 

 

 

 

 

 

 

 

NC-30

BAND

 

 

 

 

 

 

 

 

NC-30

20

APPROXIMATE

 

 

 

 

 

 

20

APPROXIMATE

 

 

 

 

 

 

OCTAVE

 

 

 

 

 

 

OCTAVE

 

 

 

 

 

 

 

THRESHOLD OF

 

 

 

 

 

 

 

THRESHOLD OF

 

 

 

 

 

 

 

HEARING FOR

 

 

 

 

 

NC-20

 

HEARING FOR

 

 

 

 

 

NC-20

 

CONTINUOUS

 

 

 

 

 

 

 

CONTINUOUS

 

 

 

 

 

 

10

NOISE

 

 

 

 

 

 

 

10

NOISE

 

 

 

 

 

 

 

 

63

125

250

500

1000

2000

4000

8000

 

63

125

250

500

1000

2000

4000

8000

 

 

 

 

BAND CENTER FREQUENCIES, Hz

BAND CENTER FREQUENCIES, Hz

INDOORUNIT

1m

WALL

0.8m

MICROPHONE

6

Page 6
Image 6
Mitsubishi Electronics service manual Noise Criteria Curves, MSZ-GA22VA E1 MSZ-GA35VA E1 MSZ-GA25VA E1

MSZ-GA25VA, MSZ-GA35VA, MSZ-GA22VA specifications

The Mitsubishi Electronics MSZ-GA series encompasses a range of wall-mounted split systems, including the MSZ-GA22VA, MSZ-GA25VA, and MSZ-GA35VA models, designed to provide efficient heating and cooling solutions for a variety of environments. Renowned for their advanced technology and user-friendly features, these air conditioning units are a perfect match for residential and light commercial spaces.

One of the standout features of the MSZ-GA series is the innovative INVERTER technology. This system intelligently adjusts the compressor speed, ensuring that the units operate at optimal efficiency. By maintaining a consistent temperature without constant on/off cycling, this technology significantly reduces energy consumption, leading to lower electricity bills and a reduced carbon footprint.

Another major aspect of these models is their powerful yet quiet operation. The units are designed with advanced noise-reduction technology, allowing them to function at low sound levels, making them ideal for bedrooms and living rooms where disturbances should be kept to a minimum. With noise levels as low as 19 dB(A), users can enjoy a peaceful indoor environment even while the system is running.

Additionally, the MSZ-GA22VA, MSZ-GA25VA, and MSZ-GA35VA models feature an elegant and compact design, which easily integrates into any interior decor. Their sleek and minimalist aesthetics do not compromise on performance, making them a favorite among homeowners and designers alike.

The series also comes with a user-friendly remote control, enabling easy temperature adjustments and settings from across the room. For added convenience, these models include a programmable timer feature, allowing users to set the system to operate according to their schedules. This flexibility not only enhances comfort but also optimizes energy usage.

Moreover, the MSZ-GA series incorporates a powerful air filtration system that helps improve indoor air quality. Featuring a washable anti-allergy enzyme filter, these units capture dust and allergens, making the air cleaner and healthier for occupants.

With a focus on energy efficiency, quiet operation, and advanced air purification, the Mitsubishi Electronics MSZ-GA22VA, MSZ-GA25VA, and MSZ-GA35VA represent an excellent choice for anyone seeking reliable and effective climate control solutions. Whether heating or cooling, these models ensure maximum comfort while minimizing energy usage and environmental impact.