WA/L3S Sound Data Matrix dBA @ 10 feet | Bard WL5S, WL3S, WA5S, WA3S

Typical Sound Performance with Installation/Isolation Curbs & Acoustical Plenums

WA/L3S Sound Data Matrix (dBA @ 10 feet)

	Free Blow Configuration		Ducted Supply Configuration
		WMICF-5			WMICF-5	WMICF-5
Unit Mounting	Direct	Isolation	Direct	Direct	Isolation	Isolation
		Curb			Curb	Curb
		WAPFB51				WAPS51-G
		Free Blow	Standard	Standard	Standard	WAPS51-G
Supply Air Treatment	Grille	Free Blow	Standard	Standard	Standard	Supply Air
Supply Air Treatment	Grille	Supply Air	Supply Duct	Supply Duct	Supply Duct	Supply Air
		Plenum				Silencer
		Plenum
		WAPR11-X		WAPR11-X Return Air		WAPR11-X
Return Air Treatment	Grille	Return Air	Grille	WAPR11-X Return Air		Return Air
Return Air Treatment	Grille	Return Air	Grille	Silencer		Return Air
		Silencer		Silencer		Silencer
		Silencer				Silencer
Blower Only Operation	37.8	30.7	33.6	33.6	27.4	27.6
with CRV	37.8	30.7	33.6	33.6	27.4	27.6
with CRV
Compressor Stage 1	51.8	40.7	49.9	41.7	39.7	38.7
Operation with CRV	51.8	40.7	49.9	41.7	39.7	38.7
Operation with CRV
Compressor	52.3	41.4	50.8	42.4	40.8	39.9
Stage 2 Operation	52.3	41.4	50.8	42.4	40.8	39.9
Stage 2 Operation
Compressor Stage 2 with	52.7	41.7	51.7			42.9
ERV High Speed Operation	52.7	41.7	51.7			42.9
ERV High Speed Operation
Indoor Integrated dBA	43.8	35.0	40.7	37.2	32.8	32.6

Compressor Stage 2	66.9	66.9	66.9	66.9	66.9	66.9
Outdoor Sound Level	66.9	66.9	66.9	66.9	66.9	66.9
Outdoor Sound Level

Note 1: dBA is sound pressure measured 10 feet in front of unit and 5 feet above floor.

Note 2: Unit or isolation curb is mounted to frame construction.

Note 3: Results may vary depending upon other factors such as room size, type of construction and acoustical variances.

WA/L4S Sound Data Matrix (dBA @ 10 feet)

	Free Blow Configuration		Ducted Supply Configuration
		WMICF-5			WMICF-5	WMICF-5
Unit Mounting	Direct	Isolation	Direct	Direct	Isolation	Isolation
		Curb			Curb	Curb
		WAPFB51				WAPS51-G
		Free Blow	Standard	Standard	Standard	WAPS51-G
Supply Air Treatment	Grille	Free Blow	Standard	Standard	Standard	Supply Air
Supply Air Treatment	Grille	Supply Air	Supply Duct	Supply Duct	Supply Duct	Supply Air
		Plenum				Silencer
		Plenum
		WAPR11-X				WAPR11-X
Return Air Treatment	Grille	Return Air	Grille	WAPR11-X Return Air		Return Air
		Silencer		Silencer		Silencer
Blower Only Operation	40.1	38.9	38.4	34.5	32.8	28.2

Compressor	52.0	41.4	50.9	41.2	40.5	39.0
Stage 1 Operation	52.0	41.4	50.9	41.2	40.5	39.0
Stage 1 Operation
Compressor	53.7	44.0	52.9	44.3	42.0	40.5
Stage 2 Operation	53.7	44.0	52.9	44.3	42.0	40.5
Stage 2 Operation
Compressor Stage 2 with	55.0	46.2	54.0			44.8
ERV High Speed Operation	55.0	46.2	54.0			44.8
ERV High Speed Operation
Indoor Integrated dBA	45.4	40.4	44.0	37.8	35.8	33.0

Compressor Stage 2	65.0	65.0	65.0	65.0	65.0	65.0
Outdoor Sound Level	65.0	65.0	65.0	65.0	65.0	65.0
Outdoor Sound Level

Note 1: dBA is sound pressure measured 10 feet in front of unit and 5 feet above floor.

Note 2: Unit or isolation curb is mounted to frame construction.

Note 3: Results may vary depending upon other factors such as room size, type of construction and acoustical variances.

WA/L5S Sound Data Matrix (dBA @ 10 feet)

	Free Blow Configuration		Ducted Supply Configuration
		WMICF-5			WMICF-5	WMICF-5
Unit Mounting	Direct	Isolation	Direct	Direct	Isolation	Isolation
		Curb			Curb	Curb
		WAPFB51				WAPS51-G
		Free Blow	Standard	Standard	Standard	WAPS51-G
Supply Air Treatment	Grille	Free Blow	Standard	Standard	Standard	Supply Air
Supply Air Treatment	Grille	Supply Air	Supply Duct	Supply Duct	Supply Duct	Supply Air
		Plenum				Silencer
		Plenum
		WAPR11-X				WAPR11-X
Return Air Treatment	Grille	Return Air	Grille	WAPR11-X Return Air		Return Air
		Silencer		Silencer		Silencer
Blower Only Operation	40.3	33.3	35.1	34.8	33.5	31.1

Compressor	52.6	40.8	50.6	43.6	40.9	39.9
Stage 1 Operation	52.6	40.8	50.6	43.6	40.9	39.9
Stage 1 Operation
Compressor	56.7	45.3	51.6	46.8	44.5	43.2
Stage 2 Operation	56.7	45.3	51.6	46.8	44.5	43.2
Stage 2 Operation
Compressor Stage 2 with	57.8	47.1	55.0			45.4
ERV High Speed Operation	57.8	47.1	55.0			45.4
ERV High Speed Operation
Indoor Integrated dBA	46.2	37.2	41.8	39.0	37.2	35.4

Compressor Stage 2	65.4	65.4	65.4	65.4	65.4	65.4
Outdoor Sound Level	65.4	65.4	65.4	65.4	65.4	65.4
Outdoor Sound Level

Note 1: dBA is sound pressure measured 10 feet in front of unit and 5 feet above floor.

Note 2: Unit or isolation curb is mounted to frame construction.

Note 3: Results may vary depending upon other factors such as room size, type of construction and acoustical variances.

Form No.	S3378-1112
Supersedes	S3378-712
Page	9 of 12

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