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Report No.: 17032770 001
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
20
Resistance to fire
P
20.1
Electrical components and mechanical parts
P
a) Exemption for components contained in an
enclosure of material V-0 to IEC 60695-11-10 with
openings not exceeding 1 mm in width
enclosure of material V-0 to IEC 60695-11-10 with
openings not exceeding 1 mm in width
N/A
b) Exemption for small components as defined in
20.1
20.1
P
20.1.1
Electrical components meet the requirements of
Clause 14 or 20.1.4
Clause 14 or 20.1.4
P
20.1.2
Insulation of internal wiring working at voltages
> 4 kV or leaving an internal fire enclosure, or
located within the areas mentioned in Table 21, not
contributing to the spread of fire
> 4 kV or leaving an internal fire enclosure, or
located within the areas mentioned in Table 21, not
contributing to the spread of fire
No working voltages > 4 kV
N/A
20.1.3
Material of printed circuit boards on which the
available power exceeds 15 W at a voltage between
50 V and 400 V (peak) a.c. or d.c. meets V-1 or
better to IEC 60707, unless used in a fire enclosure
available power exceeds 15 W at a voltage between
50 V and 400 V (peak) a.c. or d.c. meets V-1 or
better to IEC 60707, unless used in a fire enclosure
PCB with flammability category
V-0 used.
V-0 used.
P
Material of printed circuit boards on which the
available power exceeds 15 W at a voltage >400 V
(peak) a.c. or d.c. meets V-0 to IEC 60707
available power exceeds 15 W at a voltage >400 V
(peak) a.c. or d.c. meets V-0 to IEC 60707
PCB with flammability category
V-0 used.
V-0 used.
P
20.1.4
Components and parts not covered by 20.1.1,
20.1.2 and 20.1.3 (other than fire enclosures)
mounted nearer to a potential ignition source than
the distances in Table 21 comply with the relevant
flammability category in Table 21
20.1.2 and 20.1.3 (other than fire enclosures)
mounted nearer to a potential ignition source than
the distances in Table 21 comply with the relevant
flammability category in Table 21
(see appended table)
Foam on secondary wires is
V-1 or better.
V-1 or better.
Wooden enclosure with
thickness 9.0mm considered
as V-1 fire enclosure.
thickness 9.0mm considered
as V-1 fire enclosure.
Distance between PIS and HB
enclosure more than 60mm.
enclosure more than 60mm.
P
Components and parts as above but shielded from a
potential ignition source, with the barrier area in
accordance with Table 21 and fig. 13
potential ignition source, with the barrier area in
accordance with Table 21 and fig. 13
N/A
Apparatus with voltages >4kV under normal
operating conditions and distances to the enclosure
exceed those specified Table 21, flammability
classification HB40 or better is required for the
enclosure
operating conditions and distances to the enclosure
exceed those specified Table 21, flammability
classification HB40 or better is required for the
enclosure
N/A
20.2
Fire enclosure
N/A
20.2.1
Potential ignition sources with open circuit voltage
> 4 kV (peak) a.c. or d.c. contained in a fire
enclosure to V-1
> 4 kV (peak) a.c. or d.c. contained in a fire
enclosure to V-1
N/A
20.2.2
N/A
20.2.3
Requirements of 20.2.1 and 20.2.2 met by an
internal fire enclosure
internal fire enclosure
N/A
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