Telwin Defender 20 Electronic Battery Charger and Maintainer User Manual
pengenalan
This manual provides essential instructions for the safe and effective operation of your Telwin Defender 20 electronic battery charger and maintainer. Please read this manual thoroughly before using the device to ensure proper function and to prevent damage or injury. Keep this manual for future reference.
Maklumat Keselamatan
Always observe the following safety precautions when operating the Telwin Defender 20:
- Pastikan pengecas diputuskan daripada bekalan kuasa utama sebelum membuat atau memutuskan sambungan ke bateri.
- Kendalikan pengecas di kawasan yang mempunyai pengudaraan yang baik.
- Elakkan mengecas bateri beku.
- Do not expose the charger to rain or excessive moisture, despite its water resistance.
- Pakai peralatan pelindung diri yang sesuai, termasuk pelindung mata dan sarung tangan, apabila bekerja dengan bateri.
- Jauhkan daripada kanak-kanak.
- The charger is designed for 12V/24V lead-acid batteries (WET, GEL, AGM, MF, PbCa, EFB). Do not use it for other battery types.
- Protect against short circuits and reverse polarity. The device includes built-in protections.
Produk Selesaiview
The Telwin Defender 20 is an advanced electronic battery charger and maintainer designed for a wide range of 12V and 24V lead-acid batteries. It features an intuitive LCD display and specific programs for various battery types and conditions.

Image 1: Telwin Defender 20 Electronic Battery Charger and Maintainer with included battery clamps.
Ciri-ciri Utama:
- Automatic Tronic Charging and Maintenance: Ensures optimal battery health without overcharging.
- Keserasian Bateri Serbaguna: Suitable for WET, GEL, AGM, MF, PbCa, and EFB batteries.
- Dwi Voltage Sokongan: Charges both 12V and 24V batteries.
- Specific Charging Programs: Dedicated modes for motorcycles and cars.
- COLD Function: Optimized charging and maintenance for batteries in low-temperature environments.
- Paparan LCD: Provides clear real-time charging status and information.
- Reka Bentuk Kalis Cuaca: Resistant to dust, humidity, and water for enhanced durability.
- Perlindungan Bersepadu: Safeguards against overload, short circuit, and reverse polarity.

Imej 2: Jarak dekat view of the Telwin Defender 20's LCD display, showing voltage dan penunjuk status bateri.
Persediaan
- Membongkar: Carefully remove the charger and all accessories from the packaging. Inspect for any signs of damage.
- Connection to Battery:
- Sambungkan cl positif (+) merahamp ke terminal positif (+) bateri.
- Sambungkan cl negatif negatif (-)amp to the negative (-) terminal of the battery. If the battery is installed in a vehicle, connect the negative clamp ke casis kenderaan jauh dari bateri dan saluran bahan api.
- Pastikan sambungan selamat.
- Connection to Mains Power: Plug the charger's power cord into a suitable electrical outlet (230V AC, 50/60Hz). The LCD display will illuminate.
Arahan Operasi
The Telwin Defender 20 offers automatic charging and maintenance. Follow these steps to begin operation:
- Hidupkan kuasa: After connecting to the battery and mains power, the charger will automatically power on and display the current battery voltage.
- Pilih Mod Pengecasan: Press the "MODE" button (typically a circular button below the LCD display) to cycle through the available charging programs. The display will indicate the selected mode (e.g., motorcycle, car, COLD).
- Mod Motosikal: For smaller 12V batteries, typically found in motorcycles.
- Mod Kereta: For standard 12V or 24V car batteries.
- COLD Function: Activate this mode when charging batteries in ambient temperatures below 5°C (41°F) for optimized performance.
- Pengecasan Automatik: Once a mode is selected, the charger will automatically detect the battery type and voltage (12V or 24V) and begin the charging process. The LCD display will show charging progress and status.
- Mod Penyelenggaraan: Upon completion of the charging cycle, the device automatically switches to maintenance mode, keeping the battery at optimal charge without overcharging.
- Pemutusan sambungan: To disconnect, first unplug the charger from the mains power outlet, then remove the negative (-) clamp, diikuti oleh cl positif (+)amp.
Penyelenggaraan
To ensure the longevity and optimal performance of your Telwin Defender 20, follow these maintenance guidelines:
- Pembersihan: Disconnect the charger from all power sources before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use abrasive cleaners or solvents.
- Storan: Simpan pengecas di tempat yang sejuk dan kering apabila tidak digunakan. Pastikan kabel dililit dengan kemas dan tidak bengkok.
- Pemeriksaan Kabel: Periksa kord kuasa dan bateri cl secara berkalaampuntuk sebarang tanda kerosakan, haus atau kakisan. Gantikan komponen yang rosak dengan segera.
- Pengudaraan: Ensure the charger's ventilation openings are clear of dust and debris to prevent overheating.
Menyelesaikan masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Pengecas tidak dihidupkan. | No mains power; faulty outlet; damaged power cord. | Check mains power supply and outlet. Inspect power cord for damage. |
| Pengecasan tidak bermula. | Incorrect battery connection; battery deeply discharged; incorrect mode selected. | Verify positive and negative connections. Ensure battery voltage is within charger's range. Select appropriate charging mode. |
| Error message on LCD. | Reverse polarity; short circuit; internal fault. | Periksa bateri clamp connections for reverse polarity. Disconnect and reconnect. If error persists, contact support. |
| Pengecas menjadi panas. | Normal operation during charging; poor ventilation. | Sedikit haba adalah perkara biasa. Pastikan pengudaraan yang mencukupi di sekitar pengecas. Jika terlalu panas, putuskan sambungan dan biarkan sejuk. |
Spesifikasi
| Ciri | Perincian |
|---|---|
| Jenama | Telwin |
| Nombor Model | 807608 |
| Input Voltage | 12 Volts (AC input not specified, assuming standard mains for charger) |
| Keluaran Voltage | 12V / 24V |
| Jenis Bateri yang Serasi | WET, GEL, AGM, MF, PbCa, EFB |
| Fungsi Khas | COLD function for low temperatures, Automatic Tronic charge/maintenance |
| Paparan | LCD |
| Ciri-ciri Perlindungan | Overload, Short Circuit, Reverse Polarity |
| Rintangan Alam Sekitar | Dust, Humidity, Water resistant |
| Dimensi Produk | 5.8P x 11l x 20.1H centimeters (Depth x Width x Height) |
Waranti dan Sokongan
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official Telwin webtapak. Simpan bukti pembelian anda untuk tuntutan waranti.





