Download - Pengujian Litar Elektrik
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DISEDIAKAN OLEH : UMI HALAWATI BINTI AHBARRUDDIN
CARA PENGUJIAN LITAR LITAR
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PENGUJIAN
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UJIAN LITAR MATI ( TANPA BEKALAN )
PENGUJIAN LITAR MATI
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UJIAN LITAR MATI TANPA BEKALAN
PEMERIKSAAN PENGLIHATAN
PENGUJIAN KETERUSANPENGUJIAN PENEBATAN
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PEMERIKSAAN PENGLIHATAN
Sambungan pengalir ketat dan baikWarna kabelSaiz kabelKesesuaian tempat ( suis / soket )Pelabelan ( litar DB )
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Sambungan pengalir ketat dan baik
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Warna Kabel
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Saiz Kabel
2.5mm26mm2
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Kesesuaian Tempat ( suis / soket )
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Pelabelan ( litar DB )
LABEL DI LITARAHKIR
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TUJUAN UJIAN KETERUSAN
Memastikan semua pengalir disambung dengan betul berterusan
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PENGUJIAN KETERUSAN
Litar LampuLitar SoketLitar Gelang ( CPC )Litar Gelang ( 4 ends joined )
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UJIAN KETERUSAN : L - CPC
SHORTING
E
N LSUIS
MATA LAMPU
MATA LAMPU
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UJIAN KETERUSAN : N - CPC
SHORTINGN to CPC
EN L
DBMETER
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UJIAN KETERUSAN : CPC
E
NL
SOKET SOKET
SOKETSOKET
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UJIAN KETERUSAN PHASE – NEUTRAL ( 4 ends joined )
E NL
SOKET SOKET
SOKET SOKET
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BACAAN METER BAGI UJIAN KETERUSAN
BACAAN METER MESTI <1MΩ
KELUAR
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TUJUAN PENGUJIAN PENEBATAN
Tidak berlaku litar pintas antara pengalir hidup dan neutral
Tidak ada kebocoran antara pengalir dan bumi
Menguji ketahanan penebatan
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PENGUJIAN PENEBATAN
1. LITAR LAMPU• L-E• L-N• N-E• L&N – CONDUIT/TRUNKING
2. LITAR SOKET• L-E• L-N• N-E• L&N – CONDUIT/TRUNKING
3. LITAR GELANG• L-E• L-N• N-E• L&N – CONDUIT/TRUNKING
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UJIAN PENEBATAN : L-E
MATA LAMPUMATA LAMPU
EN L
METER
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UJIAN PENEBATAN : L-N
E N L
MATA LAMPU MATA LAMPU
METER
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UJIAN PENEBATAN : N-E
EN
L
MATA LAMPU
MATA LAMPU
METER
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UJIAN PENEBATAN :L&N – CONDUIT/TRUNKING
E
N
L
MATA LAMPU
MATA LAMPU
CONDUIT/TRUNKING
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UJIAN PENEBATAN : L-E
DB
E
NL
METER
SOKET
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UJIAN PENEBATAN : L-N
METER
DB
EN
L
SOKET
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UJIAN PENEBATAN : N-E
EN
L
METER
SOKET
DB
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UJIAN PENEBATAN : L&N – CONDUIT/TRUNKING
EN L
CONDUIT/TRUNKING
SOKET
DBMETER
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UJIAN PENEBATAN : L-E
EN
L
SOKET
SOKETSOKET
SOKET
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UJIAN PENEBATAN : L-N
E
N
L
SOKET SOKET
SOKET SOKET
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UJIAN PENEBATAN : N-E
EN
L
SOKET
SOKET SOKET
SOKET
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UJIAN PENEBATAN : L&N – CONDUIT/TRUNKING
`CONDUIT/ TRUNKING
E
NL
SOKET
SOKETSOKET
SOKET
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BACAAN METER BAGI UJIAN PENEBATAN
BACAAN METER MESTI > 1MΩ