Audio equipment safety inspection items and standards

One, applicable scope:

Applicable to the application for import of grid power supply for household and similar general use audio equipment safety quality license testing samples and has been allowed to use the " safety" of product sampling inspection.

Audio equipment refers to the GB8898 ( IEC65 ) is applicable scope, household and general purpose by independent unit of equipment as well as several independent unit consisting of a combination of complete sets of equipment. There are radio, radio tuner, tape recorder, tape deck, a turntable, a CD player, Cara OK, equalizer, amplifier, speakers, LD and V-CD CD machine.

Two, basis of inspection and inspection items

1 using the standard:

GB8898 power supply for household and similar general use electronic and related equipment - Safety requirements

The 2 test items:

Mark

Normal working conditions of temperature rise

The temperature rise in high temperature environment

Electric shock hazard under normal operating conditions

Insulation requirements

Fault condition

Mechanical strength

Connected to the power grid element

Components and parts

Connecting terminal

The external flexible cords

Electrical connection and mechanical fixation

Mechanical stability

In three, the sample

1, to apply for safety quality license when the sample number

Prototype

2 units ( sets)

Power transformer

4 only

( of which only 1 are not encapsulated )

Switch capacitor

10 only

Fuse

48 only

Power switch

3 only

Power socket

3 only

Plug power line

3 root

Thermal fuse

10 only

2 the use of" safety signs" products of the regular sampling number

Independent unit equipment

The 1 station

Combination of audio equipment

1 sets of

In four, the safety performance evaluation

Inspection item if the individual project failed, but easy to improve the can after reformation, to send samples for inspection. Re inspection, then any unqualified, is sentenced to be qualified.