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CISPR 11中，7.6.7有规定测试方法6 ~$ _1 W- a$ Y1 ?4 H
7.6.7 Single and multiple-zone induction cooking appliances/ l( g5 O" t; |# w+ h" R! g
Each cooking zone is operated with an enamelled steel vessel filled with tap water up to 80 %: c7 p' v$ {/ ^3 ~+ L* g
of its maximum capacity.
2 F U, S% ~0 O( IThe position of the vessel shall match the hob marking on the plate. v, M( M I8 k* c4 G
Cooking zones shall be operated separately in sequence.! _0 a6 x6 g s9 F
A cooking zone with more than one induction coil shall be measured with two load conditions.% F3 {5 R: p: _' ?9 g0 Y( n: i) i
The first measurement shall be performed with the smallest coil of the zone activated. The( p& ~% ^' }3 U; L
second measurement shall be performed with all coils of the zone activated. In each case, the
" D0 o1 Y2 q0 H" R; Q! ^smallest usable standard vessel shall be used (or the smallest vessel according to the
3 M5 w' B" D) Tmanufacturer’s instructions, which take precedence), which just activates the smallest coil, or [2 @$ G' I: g4 K8 r
all coils of the zone, respectively.
! Y: u1 g8 `, v. F# tEnergy controller settings shall be selected to give the maximum input power.
- B+ h/ `, Q+ nThe vessel bottom shall be concave and shall not deviate from flatness by more than 0,6 % of
; d; G( \$ s7 ?) yits diameter at the ambient temperature 20 °C ±5 °C. L" v! k8 h$ o; e4 S! a
The smallest usable standard vessel shall be placed in the centre of each cooking zone. For" C* O( ]! s. P7 s: t) D% f3 ^0 e7 j
the dimension of the vessels, the manufacturer’s instructions take precedence.
( D0 S* F( v( |4 @# t! r YCooking zones which are not intended for use with even vessels (e.g. wok-zones) shall be
; t+ [( u" z, @measured with the vessel provided together with the hob, or with the vessel recommended by1 }: W# K9 G# o* @# r" }) [
the manufacturer. a% Z L1 V! t. H
Standard cooking vessels (dimension of the contact surface) are:
% g3 a a6 Y: C: l# P7 v8 o4 K110 mm1 ~; O9 e& }) N1 v
145 mm
% ~6 t! T8 j2 {8 M) Q180 mm
0 l+ i9 ]( z2 j# B210 mm
# J+ i) K$ Z/ m. k2 p. g- \300 mm# V3 y8 @3 ]1 G3 w# ^1 c+ y; g
Material of the vessel: the induction cooking method has been developed for ferromagnetic0 D2 n! Y* W, B, o$ n
utensils. For this reason, measurements shall be made with enamelled steel vessels.
" h% g1 f4 v/ f) s- @NOTE Some vessels on the market are manufactured from alloys with a ferromagnetic portion. However, these
# s! u B9 E, lutensils might influence the sensing circuit for vessel displacement.
& H" P- A; B$ o2 r8 R# p7.6.8 Electric welding equipment+ K) v- \9 U6 ?6 w
For arc welding equipment, the welding operation during the test is simulated by loading the: x, z1 M( B7 V: z1 Y) G
equipment with a conventional load. Arc striking and stabilising devices shall be switched off+ |" f6 d; e0 l& M
during the emission measurements. The load conditions and the test configuration for arc: t$ ^+ K2 `: J' g) _
welding equipment are specified in IEC 60974-10.) V2 h! z+ @# T( I% }
For resistance welding equipment, the welding operation during the test is simulated by shortcircuiting
7 I7 \/ C, }' r5 i/ j+ L3 B# z! dthe welding circuit. The load conditions and the test configuration for resistance
4 @6 o8 i+ G5 B* d8 jwelding equipment are specified in IEC 62135-2. |
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