Sound values


Sound power level in the supply air duct by octave band L_W´ dB
Adjustment position (%)		11	28	44	55	62	72	80	100
Air flow dm³/s		10	23	35	43	49	59	65	72
Medium frequency of the octave band Hz	63	53	63	71	76	76	79	79	81
	125	44	57	66	70	72	75	77	78
	250	38	45	53	58	61	65	67	69
	500	26	33	41	45	47	51	53	55
	1000	21	34	40	44	45	48	50	52
	2000	17	20	26	31	33	37	39	41
	4000	19	19	20	24	26	30	32	34
	8000	24	24	24	24	24	25	25	26
L_W´ dB		53	64	72	77	77	80	82	83
L_WA´ dB(A)		33	44	52	57	58	62	63	65


Sound power level in the extract air duct by octave band L_W´ dB
Adjustment position (%)		11	28	44	55	62	72	80	100
Air flow dm³/s		11	22	35	44	48	59	64	71
Medium frequency of the octave band Hz	63	55	66	73	78	78	82	83	85
	125	44	57	66	70	72	76	78	78
	250	37	46	55	60	62	67	69	71
	500	33	43	44	48	50	54	56	58
	1000	25	34	41	44	46	49	50	52
	2000	19	25	34	39	41	45	47	49
	4000	19	19	24	29	32	36	38	41
	8000	24	24	24	24	25	27	29	31
L_W´ dB		55	66	74	79	79	83	84	86
L_WA´ dB(A)		35	46	53	58	59	63	65	66


Sound pressure level coming through the envelope of the unit in the room in which it is installed (10 m² sound absorption)
Adjustment position (%)	11	28	44	55	62	72	80	100
Air flow dm³/s (supply/extract)	11/14	22/28	36/41	43/51	49/58	59/69	65/75	72/83
L_pA´ dB(A)	26	27	31	35	38	40	42	44

You can calculate the sound values for each operating point with the Vallox MySelecta control panel.