Read Harman Kardon HK 3390 (serv.man3) EMC - CB Certificate online
- Page 4 of 13 -
Report
No.
132229
7
HEATING UNDER NORMAL OPERATING CONDITIONS
7.1
Temperature rises not exceeding specified values,
no operation of fuse links
no operation of fuse links
No fuse links operate during
normal operating operation.
(see appended table 7.1)
normal operating operation.
(see appended table 7.1)
P
7.1.2
Temperature rise of parts providing electrical
insulation
insulation
(see appended table 7.1)
P
7.1.4
Temperature rise of windings
(ee appended table 7.1)
P
10 INSULATION
REQUIREMENTS
10.1
Insulation resistance (MΩ) at least 2 MΩ min.
after surge test for basic and 4 MΩ min. for
reinforced insulation :
after surge test for basic and 4 MΩ min. for
reinforced insulation :
> 100 M
Ω, after surge test
P
10.2
Humidity treatment 48 h or 120 h :
120 h (40
°C).
No impairment
P
10.3
Insulation resistance and dielectric strength
between mains teminals
between mains teminals
(see appended table 10.3)
P
Insulation Resistance and dielectric strength
across BASIC or SUPPLEMENTARY insulation
(Class 1)
across BASIC or SUPPLEMENTARY insulation
(Class 1)
Class II apparatus.
N/A
Insulation resistance and dielectric strength across
REINFORCED insulation (Class II)
REINFORCED insulation (Class II)
(see appended table 10.3)
P
14 COMPONENTS
14.3.3 Constructional
requirements
P
14.3.3.1
Clearances and creepage distances comply with
clause 13
clause 13
(see appended table 14.3.3)
P
14.3.3.2
Transformers meet the constructional
requirements
requirements
(see appended table 14.3.3)
P
14.3.4.1
Class II transformers have adequate separation
between hazardous live parts and accessible parts
(double or reinforced insulation)
between hazardous live parts and accessible parts
(double or reinforced insulation)
Double or reinforced
insulation between primary
and secondary windings
according to clause 8.8.
(see appended table 14.3.3)
insulation between primary
and secondary windings
according to clause 8.8.
(see appended table 14.3.3)
P
Coil formers and partition walls > 0,4 mm
The bobbin of transformers
fulfils the requirement of
reinforced insulation;
bobbin thickness > 0.4 mm.
fulfils the requirement of
reinforced insulation;
bobbin thickness > 0.4 mm.
P
Click on the first or last page to see other HK 3390 (serv.man3) service manuals if exist.