Harman Kardon AVR 245 (serv.man3) EMC - CB Certificate ▷ View online
- Page 7 of 8 -
www.nemko.com
Report No. 73226
13.3 - 13.4
Clearances and Creepage distances
P
Type of
Insulation
Position/
Location
Location
Position/
Location
Location
Working
Voltage
Clearance
13.3.2
Creepage dist.
13.4
Comm.
1 2
Up
Urms
Req.
Measu.
Req.
Measu.
Basic Live Neutral 326V
230V
2,0mm
3,3mm 2,5mm
3,3mm
1)
Reinforce Primary
Secondary 326V 230V 4,0mm 5,3mm 5,0mm 5,3mm 2)
Reinforce Primary
*) Chassis
326V 230V 4,0mm 7,4mm 5,0mm 7,4mm 3)
Reinforce Primary
Chassis
326V 230V 4,0mm 6,5mm 5,0mm 6,5mm 4)
Reinforce Primary
Chassis
326V 230V 4,0mm 6,0mm 5,0mm 6,0mm 5)
Reinforce Primary
Secondary 381V 269V 4,0mm 6,0mm 5,6mm 6,0mm 6)
*) 2N force applied.
Note: U in Volt, Clearances/Creepage Distances in mm, Comm. = Comment
Comments:
1) Measured on PCB before mains fuse (F901).
2) Measured between pri. pcb trace and near metal chassis connected pcb trace.
3) Measured from pri. fuse clip (F901) to near metal chassis (back cover).
4) Measured from pri. fuse (F902) pcb trace to metal chassis (back cover).
5) Measured from pri. solder pin to metal chassis (bottom cover).
6) Measured on main pcb from pri. outlet trace to sec. speaker output trace.
2) Measured between pri. pcb trace and near metal chassis connected pcb trace.
3) Measured from pri. fuse clip (F901) to near metal chassis (back cover).
4) Measured from pri. fuse (F902) pcb trace to metal chassis (back cover).
5) Measured from pri. solder pin to metal chassis (bottom cover).
6) Measured on main pcb from pri. outlet trace to sec. speaker output trace.
- Page 8 of 8 -
www.nemko.com
Report No. 73226
14.3.3
Transformer/motor, constructional requirements
P
Transformer Insulation Insulation
Res.
Test Volt
Clearances / Creepage distances
Part No.
Between
M Ohms
kV (60 sec.)
Measured
Required
KLT5W026ZE, or
Pr - sec
> 100
3KV (rms)
10,5 / 10,5mm
4,0 / 5,6 mm
CLT5W026ZE
Pr - ic
> 100
3KV (rms)
10,5 / 10,5mm
4,0 / 5,0 mm
KLT5J033YE, or
Pr – sec
> 100
3KV (rms)
7,5 / 7,5 mm
4,0 / 5,0 mm
CLT5J033YE
Pr - ic
> 100
3KV (rms)
6,5 / 6,5 mm
4,0 / 5,0 mm
-
Components / construction
(
(
KLT5W026ZE or CLT5W026ZE)
Windings on two separate bobbins. The
bobbins are placed in an insulating housing with
two compartments, one above the other.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 381Vp/269Vrms
bobbins are placed in an insulating housing with
two compartments, one above the other.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 381Vp/269Vrms
P
Components / construction
(
(
KLT5J033YE or CLT5J033YE)
Windings on single bobbin. The center flange
provided between primary and secondary
windings. Satisfactory constructed.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 344Vp/243Vrms
provided between primary and secondary
windings. Satisfactory constructed.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 344Vp/243Vrms
P
Transformer Insulation
Thick
(mm)
Material
Dielectric strength test
Part No.
Between
X Number
60 sec.
KLT5W026ZE, or Pr - sec
0,75 mm min. x 1
PET bobbin
1 layer tested – Pass *)
CLT5W026ZE
Pr - ic
0,75 mm min. x 1
PET bobbin
1 layer tested – Pass *)
KLT5J033YE, or
CLT5J033YE
CLT5J033YE
Pr - sec
0,50 mm min. x 2
0,50 mm min. x 1
0,50 mm min. x 1
PET bobbin wall
PBT bobbin cap.
PBT bobbin cap.
1 layer tested – Pass *)
Pr - ic
0,60 mm min. x 1
PET bobbin
1 layer tested – Pass *)
Pr - ic
0,50 mm min. x 1
PBT bobbin cap.
1 layer tested – Pass *)
*) Test voltage: 3000 Vrms
17.1
Torque test to Table 20:
P
Screw
Diameter
With
Without
Material
Torque test (Nm)
Location / function
(mm)
Head
Head
Screw
Nut
Fulfilled / Remarks
Fixing of top cover
(sides)
(sides)
4,0 x -
Metal
Metal
Tested with 1,2Nm,
5 times / Pass
5 times / Pass
Fixing of top cover
(rear)
(rear)
3,0 x -
Metal
Metal
Tested with 0,5Nm,
5 times / Pass
5 times / Pass
- Page 8 of 8 -
www.nemko.com
Report No. 73226
14.3.3
Transformer/motor, constructional requirements
P
Transformer Insulation Insulation
Res.
Test Volt
Clearances / Creepage distances
Part No.
Between
M Ohms
kV (60 sec.)
Measured
Required
KLT5W026ZE, or
Pr - sec
> 100
3KV (rms)
10,5 / 10,5mm
4,0 / 5,6 mm
CLT5W026ZE
Pr - ic
> 100
3KV (rms)
10,5 / 10,5mm
4,0 / 5,0 mm
KLT5J033YE, or
Pr – sec
> 100
3KV (rms)
7,5 / 7,5 mm
4,0 / 5,0 mm
CLT5J033YE
Pr - ic
> 100
3KV (rms)
6,5 / 6,5 mm
4,0 / 5,0 mm
-
Components / construction
(
(
KLT5W026ZE or CLT5W026ZE)
Windings on two separate bobbins. The
bobbins are placed in an insulating housing with
two compartments, one above the other.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 381Vp/269Vrms
bobbins are placed in an insulating housing with
two compartments, one above the other.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 381Vp/269Vrms
P
Components / construction
(
(
KLT5J033YE or CLT5J033YE)
Windings on single bobbin. The center flange
provided between primary and secondary
windings. Satisfactory constructed.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 344Vp/243Vrms
provided between primary and secondary
windings. Satisfactory constructed.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 344Vp/243Vrms
P
Transformer Insulation
Thick
(mm)
Material
Dielectric strength test
Part No.
Between
X Number
60 sec.
KLT5W026ZE, or Pr - sec
0,75 mm min. x 1
PET bobbin
1 layer tested – Pass *)
CLT5W026ZE
Pr - ic
0,75 mm min. x 1
PET bobbin
1 layer tested – Pass *)
KLT5J033YE, or
CLT5J033YE
CLT5J033YE
Pr - sec
0,50 mm min. x 2
0,50 mm min. x 1
0,50 mm min. x 1
PET bobbin wall
PBT bobbin cap.
PBT bobbin cap.
1 layer tested – Pass *)
Pr - ic
0,60 mm min. x 1
PET bobbin
1 layer tested – Pass *)
Pr - ic
0,50 mm min. x 1
PBT bobbin cap.
1 layer tested – Pass *)
*) Test voltage: 3000 Vrms
17.1
Torque test to Table 20:
P
Screw
Diameter
With
Without
Material
Torque test (Nm)
Location / function
(mm)
Head
Head
Screw
Nut
Fulfilled / Remarks
Fixing of top cover
(sides)
(sides)
4,0 x -
Metal
Metal
Tested with 1,2Nm,
5 times / Pass
5 times / Pass
Fixing of top cover
(rear)
(rear)
3,0 x -
Metal
Metal
Tested with 0,5Nm,
5 times / Pass
5 times / Pass
- Page 8 of 8 -
www.nemko.com
Report No. 73226
14.3.3
Transformer/motor, constructional requirements
P
Transformer Insulation Insulation
Res.
Test Volt
Clearances / Creepage distances
Part No.
Between
M Ohms
kV (60 sec.)
Measured
Required
KLT5W026ZE, or
Pr - sec
> 100
3KV (rms)
10,5 / 10,5mm
4,0 / 5,6 mm
CLT5W026ZE
Pr - ic
> 100
3KV (rms)
10,5 / 10,5mm
4,0 / 5,0 mm
KLT5J033YE, or
Pr – sec
> 100
3KV (rms)
7,5 / 7,5 mm
4,0 / 5,0 mm
CLT5J033YE
Pr - ic
> 100
3KV (rms)
6,5 / 6,5 mm
4,0 / 5,0 mm
-
Components / construction
(
(
KLT5W026ZE or CLT5W026ZE)
Windings on two separate bobbins. The
bobbins are placed in an insulating housing with
two compartments, one above the other.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 381Vp/269Vrms
bobbins are placed in an insulating housing with
two compartments, one above the other.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 381Vp/269Vrms
P
Components / construction
(
(
KLT5J033YE or CLT5J033YE)
Windings on single bobbin. The center flange
provided between primary and secondary
windings. Satisfactory constructed.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 344Vp/243Vrms
provided between primary and secondary
windings. Satisfactory constructed.
Bobbin thickness: > 0,4mm.
Max. Working voltage: 344Vp/243Vrms
P
Transformer Insulation
Thick
(mm)
Material
Dielectric strength test
Part No.
Between
X Number
60 sec.
KLT5W026ZE, or Pr - sec
0,75 mm min. x 1
PET bobbin
1 layer tested – Pass *)
CLT5W026ZE
Pr - ic
0,75 mm min. x 1
PET bobbin
1 layer tested – Pass *)
KLT5J033YE, or
CLT5J033YE
CLT5J033YE
Pr - sec
0,50 mm min. x 2
0,50 mm min. x 1
0,50 mm min. x 1
PET bobbin wall
PBT bobbin cap.
PBT bobbin cap.
1 layer tested – Pass *)
Pr - ic
0,60 mm min. x 1
PET bobbin
1 layer tested – Pass *)
Pr - ic
0,50 mm min. x 1
PBT bobbin cap.
1 layer tested – Pass *)
*) Test voltage: 3000 Vrms
17.1
Torque test to Table 20:
P
Screw
Diameter
With
Without
Material
Torque test (Nm)
Location / function
(mm)
Head
Head
Screw
Nut
Fulfilled / Remarks
Fixing of top cover
(sides)
(sides)
4,0 x -
Metal
Metal
Tested with 1,2Nm,
5 times / Pass
5 times / Pass
Fixing of top cover
(rear)
(rear)
3,0 x -
Metal
Metal
Tested with 0,5Nm,
5 times / Pass
5 times / Pass
