JB/T 4330-1999 Translated English of Chinese Standard (JB/T 4330-1999, JBT4330-1999)

Determination of noise emitted by refrigeranting and air conditioning equipments

• Author(s): https://www.chinesestandard.net,
• Publisher: https://www.chinesestandard.net
• Pages: 29
• Language: en
• Categories: House & Home / Equipment, Appliances & Supplies , House & Home / General , Science / Mechanics / General , Law / Administrative Law & Regulatory Practice , Technology & Engineering / Manufacturing , Science / Mechanics / Fluids , Technology & Engineering / Mechanical , Technology & Engineering / Measurement ,

Description:... This standard specifies the determination methods for sound power level of noise on the reflection plane under the free-field conditions. Annex C (Normative Annex) presents the measuring methods for sound pressure level of noise. And Annex D (Normative Annex) presents the measuring methods for sound pressure level of noise emitted by air conditioners. This standard is applicable to the refrigerating and air conditioning Equipment/parts (hereinafter referred to as "units") assembled by facilities.