Question
671
Selain peredam transien, perlindungan terhadap lonjakan tegangan juga memerlukan…
In addition to a transient suppressor, protection against voltage surge also requires…
Options
a
Sistem grounding dan proteksi petir yang berfungsi baik
A properly functioning grounding system and lightning protection
b
Penambahan muatan di ruang palka
Additional cargo in the cargo hold
c
Pembersihan sea chest secara manual
Manual cleaning of the sea chest
d
Pengaturan ulang jadwal jaga
Rearrangement of the watch schedule
Grade
Ungraded
Last Update
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Question
672
Gangguan harmonik pada sistem kelistrikan kapal umumnya disebabkan oleh…
Harmonic disturbance in a shipboard electrical system is generally caused by…
Options
a
Peralatan non-linear seperti beban elektronik kompleks
Non-linear equipment such as complex electronic loads
b
Kerusakan mekanis pada propeller
Mechanical damage to the propeller
c
Kelebihan tekanan air pendingin
Excessive cooling water pressure
d
Penurunan level minyak lumas
Reduction in lubricating oil level
Grade
Ungraded
Last Update
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Question
673
Untuk mengurangi dampak gangguan harmonik, tindakan yang tepat adalah…
To reduce the impact of harmonic disturbance, the correct action is…
Options
a
Menggunakan filter harmonik
Use a harmonic filter
b
Menambah beban listrik tanpa perhitungan
Add electrical load without calculation
c
Mematikan alarm kamar mesin secara permanen
Permanently switch off the engine room alarm
d
Mengganti bahan bakar utama dengan air tawar
Replace the main fuel with fresh water
Grade
Ungraded
Last Update
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Question
674
Kebocoran arus listrik dapat terjadi karena…
Electrical current leakage can occur due to…
Options
a
Kabel terkelupas atau terlalu dekat dengan permukaan konduktif
Peeled cables or cables located too close to conductive surfaces
b
Pompa ballast bekerja terlalu lambat
The ballast pump operating too slowly
c
Tekanan udara start terlalu tinggi
Starting air pressure being too high
d
Mesin induk berputar pada RPM normal
The main engine running at normal RPM
Grade
Ungraded
Last Update
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Question
675
Penanganan yang tepat terhadap kabel rusak atau terkelupas adalah…
The correct handling of damaged or peeled cables is…
Options
a
Mencari kabel yang rusak lalu melakukan isolasi ulang
Find the damaged cable and reinsulate it
b
Membiarkan kabel tetap beroperasi tanpa perbaikan
Allow the cable to continue operating without repair
c
Menyiram kabel dengan air laut
Spray the cable with seawater
d
Memindahkan beban ke sistem bahan bakar
Transfer the load to the fuel system
Grade
Ungraded
Last Update
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Question
676
Overload atau overcurrent pada sistem listrik kapal terjadi ketika…
Overload or overcurrent in a shipboard electrical system occurs when…
Options
a
Beban listrik melebihi kapasitas kabel atau proteksi sirkuit
The electrical load exceeds the capacity of the cable or circuit protection
b
Tegangan selalu berada pada nilai normal
The voltage is always at a normal value
c
Generator bekerja tanpa beban
The generator operates without load
d
Panel listrik dalam kondisi bersih
The electrical panel is clean
Grade
Ungraded
Last Update
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Question
677
Apa yang dimaksud dengan Sequential Restarting of Auxiliaries?
What is meant by Sequential Restarting of Auxiliaries?
Options
a
Proses menghidupkan ulang peralatan bantu secara berurutan setelah power failure
The process of restarting auxiliary equipment sequentially after power failure
b
Proses mematikan semua peralatan bantu secara bersamaan saat kapal sandar
The process of stopping all auxiliary equipment at the same time while the ship is alongside
c
Proses mengganti semua motor listrik dengan motor baru
The process of replacing all electric motors with new motors
d
Proses mengoperasikan mesin penggerak utama tanpa sistem kelistrikan
The process of operating the main engine without an electrical system
Grade
Ungraded
Last Update
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Question
678
Tujuan utama Sequential Restarting of Auxiliaries adalah…
What is the main purpose of Sequential Restarting of Auxiliaries?
Options
a
Menghindari beban berlebih dan memastikan pemulihan sistem secara aman
To avoid overload and ensure safe system recovery
b
Mempercepat kerusakan pada motor listrik
To accelerate damage to electric motors
c
Menghidupkan semua beban listrik secara bersamaan
To start all electrical loads at the same time
d
Mengabaikan urutan prioritas peralatan bantu
To ignore the priority sequence of auxiliary equipment
Grade
Ungraded
Last Update
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Question
679
Mengapa peralatan bantu tidak boleh langsung dihidupkan semua secara bersamaan setelah blackout?
Why should auxiliary equipment not be started all at once after blackout?
Options
a
Karena dapat menyebabkan beban berlebih pada sumber daya listrik
Because it can cause overload on the electrical power source
b
Karena semua motor harus dioperasikan secara manual dari deck
Because all motors must be operated manually from the deck
c
Karena generator tidak boleh menerima beban listrik apa pun
Because the generator must not receive any electrical load
d
Karena sistem kapal tidak memerlukan peralatan bantu
Because the ship’s system does not require auxiliary equipment
Grade
Ungraded
Last Update
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Question
680
Salah satu langkah dalam Sequential Restarting adalah…
One step in Sequential Restarting is…
Options
a
Identifikasi prioritas peralatan bantu yang harus dihidupkan
Identifying the priority of auxiliary equipment to be started
b
Pengosongan seluruh tangki bahan bakar utama
Emptying all main fuel tanks
c
Pelepasan semua sistem alarm kamar mesin
Removing all engine room alarm systems
d
Penghentian permanen switchboard utama
Permanently stopping the main switchboard
Grade
Ungraded
Last Update
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