ON STAGE 400P (serv.man4) - JBL Audio EMC - CB Certificate (repair manual). Page 49

 

 

- Page 49 of 53 - 

 

 

 Report 

No. 

100711 

 

 

TRF No. IECEN60950_1C 

 

 

Tmra=40

°C.  Temperature limits of winding include less 10°C for thermocouple measurement method.  If 

no limit is stated, temperature is for reference only.  The product operate in normal condition, refer to 
Summary of testing. 
* Apparatus was tesed with supply voltage to the external adaptor with 90Vac and 264Vac seperately; and 
the supply voltage to the speaker is 24Vdc from the adaptor output. 

Temperature T of winding: 

t

1

 (°C)

R

1

 (

Ω)

t

2

 (°C)

R

2

 (

Ω)

T (

°C) 

Allowed 

T

max

 (

°C)

Insulatio

n class

 

 

 

 

 

 

 

 

Supplementary information: 

 

4.5.5 

TABLE: Ball pressure test of thermoplastic parts 

N 

 Allowed 

impression 

diameter (mm) .....................:

≤ 2 mm 

⎯ 

Part 

Test temperature 

(

°C) 

Impression diameter 

(mm) 

 

 

 

 

 

 

Supplementary information: 

 

 

4.7 

TABLE: Resistance to fire 

N 

Part 

Manufacturer of 

material 

Type of material 

Thickness 

(mm) 

Flammability

class 

Evidence 

 

 

 

 

 

 

 

 

 

 

 

 

Supplementary information: