DOWNLOAD Harman Kardon ABH-4 (serv.man10) Service Manual ↓ Size: 4.31 MB | Pages: 102 in PDF or view online for FREE

 

page 8 of 42 

Report No.SPCLVD31229 

 

      

 

TRF No.: I950___D 

TRF originator: FIMKO 

 

 

2 

Pass 

2.1 

Pass 

2.1.1 

Protection in OPERATOR access areas  

The construction of this plastic 
enclosure prevents the 
accessibility to any parts with 
only basic insulation to ELV or 
hazardous voltage with test 
pin or test finger. 

Pass 

2.1.1.1 

Access to energized parts 

The operator has access to 
bare parts of SELV 
CIRCUITS. 

 

No operator access to 
energized parts. 

Pass 

 

Test by inspection  ............................................ :  Operator cannot contact with 

any parts with only basic 
insulation to ELV or 
hazardous voltage. 

Pass 

 

Test with test finger  .......................................... :  The test finger was unable to 

contact bare hazardous parts, 
basic insulation, or ELV 
circuits. 

Pass 

 

Test with test pin  .............................................. :  The test pin was unable to 

contact bare hazardous parts. 

Pass 

 

Test with test probe .......................................... :  No TNV present. 

N/A 

2.1.1.2 

Battery compartments ....................................... :  No battery components. 

N/A 

2.1.1.3 

Access to ELV wiring 

Internal wiring in an ELV 
circuit is not user accessible. 

N/A 

 

Working voltage (V); distance (mm) through 
insulation 

      



 

2.1.1.4 

Access to hazardous voltage circuit wiring 

No internal wiring accessible 
to the user. 

N/A 

2.1.1.5 

Energy hazards  ................................................ :  No hazardous voltage wiring 

in operator accessible area. 

Pass 

2.1.1.6 

Manual controls 

No shafts or knobs, etc. at 
ELV, TNV or hazardous 
voltage. 

N/A 

2.1.1.7 

Discharge of capacitors in the primary circuit 

No risk of electric shock. 

Pass 

 

Time-constant (s); measured voltage (V) ........... :  See enclosed test record. 



 

2.1.2 

Protection in service access areas 

No bare parts operating at 
HAZARDOUS VOLTAGES in 
a service access area. 

N/A 

2.1.3 

Protection in restricted access locations 

The unit is not intended to be 
used in restricted locations. 

N/A 

 
 
 
 

 

page 9 of 42 

Report No.SPCLVD31229 

 

      

 

TRF No.: I950___D 

TRF originator: FIMKO 

 

2.2 

Pass 

2.2.1 

General requirements 

SELV levels are maintained 
after single fault condition. 

Pass 

2.2.2 

Voltages under normal conditions (V) ................ :  All accessible voltages are 

less than 42.4 Vp or 60 V dc 
and are classified as SELV. 

Pass 

2.2.3 

Voltages under fault conditions (V) .................... :  Under fault conditions 

voltages never exceed 71V 
peak and 120Vdc and do not 
exceed 42.4V peak or 60V dc 
for more than 0.2 sec. 

Pass 

2.2.3.1 

Separation by double or reinforced insulation 
(method 1) 

Hazardous voltage wiring 
which may contact SELV 
parts provided with double or 
reinforced insulation.  See 
2.10.5. 

Pass 

2.2.3.2 

Separation by earthed screen (method 2) 

Method 1 used. 

N/A 

2.2.3.3 

Protection by earthing of the SELV circuit (method 
3) 

Method 1 used. 

N/A 

2.2.4 

Connection of SELV circuits to other circuits....... :  SELV circuit and all 

interconnected circuits 
separated from primary by 
Reinforced/Double insulation.   

The SELV circuit does not 
exceed the SELV limits under 
normal and fault conditions. 

SELV circuits are only 
connected to other secondary 
circuits. 

Pass 

 

page 10 of 42 

Report No.SPCLVD31229 

 

      

 

TRF No.: I950___D 

TRF originator: FIMKO 

 

 

2.3 

N/A 

2.3.1 

Limits 

-- 

N/A 

 

Type of TNV circuits.......................................... :  -- 



 

2.3.2 

Separation from other circuits and from 
accessible parts 

-- 

N/A 

 

Insulation employed .......................................... :  -- 



 

2.3.3 

Separation from hazardous voltages 

-- 

N/A 

 

Insulation employed .......................................... :  -- 



 

2.3.4 

Connection of TNV circuits to other circuits 

-- 

N/A 

 

Insulation employed .......................................... :  -- 



 

2.3.5 

Test for operating voltages generated externally 

-- 

N/A 

 
 

2.4 

Pass 

2.4.1 

General requirements 

LCC in compliance with the 
limits below under normal and 
single condition.

 

Pass 

2.4.2 

Limit values 

37.8 mA 

Pass 

 

Frequency (Hz) ................................................. :  54 K 

Pass 

 

Measured current (mA) ..................................... :  0.19 

Pass 

 

Measured voltage (V)........................................ :  0.38 

Pass 

 

Measured capacitance (

µ

F)............................... :  3300 pF 

Pass 

2.4.3 

Connection of limited current circuits to other 
circuits 

Complies 

Pass 

 
 

2.5 

N/A 

 

Inherently limited output 

-- 

N/A 

 

Impedance limited output 

-- 

N/A 

 

Overcurrent protective device limited output 

-- 

N/A 

 

Regulating network limited output under normal 
operating and single fault condition 

-- 

N/A 

 

Regulating network limited output under normal 
operating conditions and overcurrent protective 
device limited output under single fault condition 

-- 

N/A 

 

Output voltage (V), output current (A), apparent 
power (VA).......................................................: 

-- 



 

 

Current rating of overcurrent protective device (A)  -- 



 

 

page 11 of 42 

Report No.SPCLVD31229 

 

      

 

TRF No.: I950___D 

TRF originator: FIMKO 

 

 

2.6 

Pass 

2.6.1 

Protective earthing 

See below 

Pass 

2.6.2 

Functional earthing 

Secondary functional earthing 
is connected to protectively 
earthed conductive part which 
part is separated from 
primary by basic insulation. 

Pass 

2.6.3 

Protective earthing and protective bonding 
conductors 

See below. 

Pass 

2.6.3.1 

Size of protective earthing conductors 

Power supply cord suitable for 
application and subject to 
country's national code and 
regulations to be provided by 
the manufacturer. 

Pass 

 

Rated current (A), cross-sectional area (mm

2

), 

AWG: 

      



 

2.6.3.2 

Size of protective bonding conductors 

No power cord provided. 

N/A 

 

Rated current (A), cross-sectional area (mm

2

), 

AWG: 

      



 

2.6.3.3 

Rated current (A), type and nominal thread 
diameter (mm): 

 

Pass 

 

Resistance (

Ω

) of earthing conductors and their 

terminations, test current (A): 

See enclosed test record. 

Pass 

2.6.3.4 

Colour of insulation: 

Evaluated as part of the 
power supply. 

 

Protective earthing conductor 
is green with yellow stripe. 

Pass 

2.6.4 

Terminals 

Appliance inlet used. 

Pass 

2.6.4.1 

Protective earthing and bonding terminals 

The earth pin of the approved 
appliance inlet is considered 
as protective earthing 
terminal.

 

Pass 

 

Rated current (A), type and nominal thread 
diameter (mm) 

The protective bonding

 

conductor is connected to the 
approved appliance.

 



 

2.6.4.2 

Separation of the protective earthing conductor 
from protective bonding conductors 

Appliance inlet used. 

Pass 

2.6.5 

Integrity of protective earthing 

See below. 

Pass 

2.6.5.1 

Interconnection of equipment 

No interconnection of 
hazardous voltage. 

N/A 

2.6.5.2 

Components in protective earthing conductors 
and protective bonding conductors 

No switches or fuses in 
earthing conductors. 

Pass 

2.6.5.3 

Disconnection of protective earth 

It is not possible to disconnect 
protective earth without 
disconnecting mains; an 
appliance inlet is used as 
disconnect device. 

Pass