1. Úvod
Welcome to the user manual for the GYSFLASH 30.12 PL, a versatile smart charger designed for 12V lead-acid and lithium iron phosphate (LiFePO4) batteries. This manual provides essential information for safe and effective operation, setup, and maintenance of your charger. Please read this manual thoroughly before using the device.
2. Důležité bezpečnostní pokyny
To ensure safe operation and prevent damage to the charger or battery, observe the following safety precautions:
- Always read the entire instruction manual before operating the charger.
- Ensure adequate ventilation during charging to prevent heat buildup.
- Zabraňte zkratu nabíjecího kabeluamps.
- The charger is equipped with reverse polarity protection; however, always connect the red (+) clamp to the positive (+) terminal and the black (-) clamp na záporný (-) terminál.
- Disconnect the charger from the mains power before connecting or disconnecting the battery clamps.
- Nevystavujte nabíječku dešti nebo nadměrné vlhkosti.
- Uchovávejte mimo dosah dětí.
- Nepokoušejte se nabíjet nedobíjecí baterie.
3. Konec produktuview
The GYSFLASH 30.12 PL is a high-power, auto-sensing battery support unit with advanced features for various battery types and applications.
Klíčové vlastnosti:
- Double Technology: Compatible with both 12V lead-acid (GEL, AGM, liquid, calcium) and lithium iron phosphate (LiFePO4) batteries.
- Vysoký výstupní výkon: Delivers a continuous 30 A at 100% duty cycle (40°C).
- Three Charging Currents: Selectable charging currents of 7 A, 15 A, and 30 A to match battery capacity.
- Režim showroom: Provides a stable power supply of up to 30A for maintaining battery charge in exhibited vehicles or during diagnostic procedures.
- Režim napájení: Offers a stable on-board power supply, useful for maintaining vehicle electronics during battery changes or software updates.
- Wide Battery Capacity Range: Charges 12V lead-acid batteries from 15 Ah to 375 Ah and LiFePO4 batteries from 7 Ah to 375 Ah.
- Záloha paměti: Retains vehicle memory information during battery removal.
- Optimized Battery Retention: Can remain connected to the battery during hibernation with an auto-restart function in case of power failure.
- Nízký objemtage Nabíjení: Capable of initiating charging for batteries as low as 2 V.

Figure 1: Front panel of the GYSFLASH 30.12 PL charger, displaying mode selection, battery type indicators, and charging current options.
4. Nastavení a připojení
4.1 Vybalení
Carefully unpack the GYSFLASH 30.12 PL charger and inspect for any visible damage. Retain the packaging for future storage or transport.
4.2 Připojení k baterii
- Ensure the charger's power cord is disconnected from the mains power outlet.
- Připojte červená (+) nabíjení třamp bezpečně k kladný (+) terminálu baterie.
- Připojte černá (-) nabíjení třamp bezpečně k záporný (-) terminálu baterie.
- Verify that both connections are firm and free from corrosion.
4.3 Připojení k elektrické síti
Jakmile baterie třamps are securely connected, plug the charger's power cord into a suitable 230V AC, 50/60Hz power outlet.

Figure 2: GYSFLASH 30.12 PL connected to a vehicle battery for charging or support.
5. Návod k obsluze
5.1 Automatické nabíjení
The GYSFLASH 30.12 PL features an integrated temperature sensor that automatically adjusts charging parameters based on the ambient temperature, optimizing charging efficiency and battery life.
5.2 Výběr režimu
Použijte "REŽIM" button on the charger's front panel to select the appropriate charging program for your battery type:
- Pb (olověné akumulátory): Select this mode for 12V lead-acid batteries, including GEL, AGM, liquid, and calcium types. Suitable for capacities from 15 Ah to 375 Ah.
- LiFePO4 (Lithium Iron Phosphate): Select this mode for 12V lithium iron phosphate batteries. Suitable for capacities from 7 Ah to 375 Ah.
5.3 Charging Current Selection
After selecting the battery type, choose one of the three available charging currents (7 A, 15 A, or 30 A) based on the battery's capacity and desired charging speed. Higher currents charge faster but should be appropriate for the battery's specifications.
5.4 Režim showroomu
This mode is designed to provide a stable power supply of up to 30A. It is ideal for maintaining the battery charge in vehicles displayed in showrooms or during diagnostic procedures, preventing battery drain without overcharging.
5.5 Režim napájení
The Supply Mode provides a stable on-board power supply to the vehicle's electrical system. This is particularly useful for maintaining power to vehicle electronics when the battery is being changed or during software updates, preventing loss of settings or data.
6. Proces nabíjení
- Connect the charger to the battery terminals, ensuring correct polarity (red to positive, black to negative).
- Plug the charger's power cord into a mains power outlet.
- Stiskněte tlačítko "REŽIM" button to select the appropriate battery type (Pb for lead-acid or LiFePO4 for lithium).
- Select the desired charging current (7 A, 15 A, or 30 A) based on your battery's requirements.
- The charger will automatically begin the charging cycle. Monitor the progress indicators on the display.
- Once the charging cycle is complete, first disconnect the charger from the mains power outlet.
- Poté odpojte černý (-) konektoramp from the battery, followed by the red (+) clamp.
7. Údržba
- Udržujte nabíječku čistou a suchou. Otřete casing s měkkým, damp tkanina. Nepoužívejte agresivní chemikálie nebo abraziva.
- Pokud nabíječku nepoužíváte, skladujte ji na chladném a suchém místě, mimo dosah přímého slunečního záření a extrémních teplot.
- Do not attempt to open the charger casing or perform any internal repairs. Refer all servicing to qualified personnel.
- Pravidelně kontrolujte nabíjecí kabely aampZkontrolujte, zda nevykazují známky poškození, opotřebení nebo koroze. Poškozené součásti ihned vyměňte.
8. Řešení problémů
If you encounter issues with your GYSFLASH 30.12 PL, refer to the table below for common problems and solutions.
| Problém | Možná příčina | Řešení |
|---|---|---|
| Nabíječka se nezapíná | No mains power; Faulty power cord/outlet | Zkontrolujte připojení k napájení; Zkuste jinou zásuvku; Zkontrolujte, zda není napájecí kabel poškozený. |
| Nabíjení se nezačíná | Nesprávné připojení baterie (obrácená polarita); Vybitá baterietage too low; Incorrect mode selected | Verify correct polarity; Ensure secure connections; Select correct battery type and current. |
| Error indicator light is on | Internal fault; Battery fault; Overheating | Disconnect charger from mains and battery, then reconnect; Allow charger to cool down; If problem persists, contact support. |
| Nabíječka se zahřívá | Normal operation; Insufficient ventilation; Overload | Ensure adequate ventilation around the charger; Reduce charging current if possible. |
9. Technické specifikace
| Specifikace | Hodnota |
|---|---|
| Značka | gys |
| Číslo modelu | 29668 |
| Vstupní objemtage | 230 V stř., 50/60 Hz |
| Výstupní objemtage | 12 V (DC) |
| Nabíjecí proud | 7A, 15A, 30A |
| Kompatibilní typy baterií | 12V Lead-Acid (GEL, AGM, Liquid, Calcium), 12V LiFePO4 |
| Lead-Acid Battery Capacity | 15 Ah až 375 Ah |
| LiFePO4 Battery Capacity | 7 Ah až 375 Ah |
| Rozměry produktu (DxŠxV) | 7.3 x 19 x 19 cm |
| Hmotnost položky | 2.21 kg |
| Bezpečnostní normy | CE |
10. Záruka a podpora
The GYSFLASH 30.12 PL is covered by a 2letá místní záruka. For technical assistance, warranty claims, or service inquiries, please contact your authorized GYS dealer or the official GYS support center. Please retain your proof of purchase for warranty validation.
For additional information and resources, please visit the official GYS webmísto.





