Viessmann Vitocal 350-A AWHI 351.A14, Installation And Service Instructions Manual

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Type AWHI 351.A (heat pumps installed indoors, 400 V appliances)
Type AWHI 351.A10 AWHI 351.A14 AWHI 351.A20
Sound power level L
W
A-weighted total sound power level in heating mode at
A7
±
3 K
/W35 ±
1 K
, corner installation
Inside installation room
■
Fan stage 1 dB(A) 48 49 55
■
Fan stage 2 (= night mode) dB(A) 48 49 56
■
Fan stage 3 dB(A) 48 50 57
External, intake side
■
Fan stage 1 dB(A) 45 48 54
■
Fan stage 2 (= night mode) dB(A) 46 48 56
■
Fan stage 3 dB(A) 49 53 56
External, discharge side
■
Fan stage 1 dB(A) 39 45 51
■
Fan stage 2 (= night mode) dB(A) 43 48 54
■
Fan stage 3 dB(A) 48 52 54
Type AWHO 351.A (heat pumps installed outdoors, 400 V appliances)
Type AWHO 351.A10 AWHO 351.A14 AWHO 351.A20
Sound power level L
W
A-weighted total sound power level in heating mode at
A7
± 3 K /W35 ± 1 K
■
Fan stage 1 dB(A) 54 56 61
■
Fan stage 2
(= night mode) dB(A) 54 57 63
■
Fan stage 3 dB(A) 56 59 63
Note
Test of the total sound power level with reference to
EN ISO 12102/EN ISO 9614-2, accuracy category 2
and in accordance with the guidelines of the EHPA
quality seal
Specification
Sound transmission data
5692878
Appendix