1. Įvadas
Thank you for choosing the OLTEANP 4000W Pure Sine Wave Power Inverter. This device is designed to convert 24V DC battery power into 230V AC household power, providing stable and reliable electricity for various applications, including vehicles, camping, and solar power systems. This manual provides essential information for safe installation, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your inverter.

Figure 1: OLTEANP 4000W Pure Sine Wave Power Inverter with remote control and cables.
2. Saugos instrukcijos
Prieš montuodami arba naudodami keitiklį, perskaitykite ir supraskite visas saugos instrukcijas. Nesilaikant šių instrukcijų, gali kilti elektros smūgis, gaisras arba sunkūs sužalojimai.
- Vėdinimas: Užtikrinkite tinkamą ventiliaciją aplink keitiklį. Neužblokuokite ventiliacijos angų.
- Aplinka: Keitiklį montuokite sausoje, vėsioje ir gerai vėdinamoje vietoje, atokiau nuo tiesioginių saulės spindulių, šilumos šaltinių, degių medžiagų ir drėgmės.
- Įžeminimas: The inverter must be properly grounded. Refer to the installation section for grounding instructions.
- Baterijos prijungimas: Connect the inverter directly to a 24V battery bank. Ensure correct polarity (+ to + and - to -). Incorrect connection can damage the inverter and battery.
- Apkrova: Do not exceed the inverter's continuous power rating of 4000W. Overloading can cause damage and trigger protection mechanisms.
- Kibirkščių prevencija: This inverter features a professional spark-free protection circuit that automatically stops output if power is not connected correctly or a short circuit occurs. Always ensure proper connections to prevent sparks.
- Priežiūra: Nebandykite patys atidaryti ar aptarnauti keitiklio. Visus techninės priežiūros darbus patikėkite kvalifikuotiems darbuotojams.
- Vaikai: Laikykite keitiklį vaikams nepasiekiamoje vietoje.

Figure 2: The inverter features multifunctional safety protection, including high voltage, overload, high temperature, low voltage, and short-circuit protection, managed by an intelligent chip for reliable and stable operation.
3. Produkto ypatybės
The OLTEANP 4000W Pure Sine Wave Power Inverter is equipped with advanced features for efficient and safe power conversion:
- Grynosios sinusinės bangos išvestis: Provides stable, high-quality AC power suitable for sensitive electronics and appliances, ensuring smooth operation without strange buzzing noises.
- Didelė galia: Offers 4000W continuous power and 8000W peak power to handle various loads.
- Reguliuojamas įvesties tūristage: Updated function allows adjustment of input voltage (19V-32V) for compatibility with different battery types, including lithium batteries, reducing battery consumption and extending lifespan. (Adjustment must be made when the inverter is off).
- LCD nuotolinio valdymo pultas: Monitor inverter status, troubleshoot issues, and adjust settings conveniently from a distance. The LCD screen displays error messages via flashing symbols.
- Keli išvesties prievadai: Includes two 230V AC outlets, one 5V/3.1A USB port, and one 30W Type-C port for charging and powering various devices simultaneously.
- Visapusiška apsauga: Built-in professional protection circuits guard against high voltage, overload, high temperature, low voltage, and short circuits, ensuring the safety of your devices and the inverter.
- Pažangus aušinimas: Features intelligent cooling fans that activate based on temperature and load, ensuring efficient heat dissipation and quiet operation.

Figure 3: The inverter produces a pure sine wave output, ideal for sensitive electronics.
4. Pakuotės turinys
Patikrinkite, ar pakuotėje yra visi reikalingi daiktai:
- OLTEANP 4000W Pure Sine Wave Power Inverter
- LCD nuotolinio valdymo pultas
- Battery Cables (80cm, 40mm²)
- Įžeminimo viela
- Wrench (for terminals)
- Vartotojo vadovas (šis dokumentas)

Figure 4: Inverter dimensions (18.30in / 465mm length, 7.91in / 201mm width, 4.44in / 113mm height) and included accessories: remote control, battery cables, grounding wire, and wrench.
5. Sąranka ir diegimas
Follow these steps for proper installation of your OLTEANP inverter:
5.1 Inverterio montavimas
- Choose a mounting location that is dry, cool, well-ventilated, and away from direct sunlight or heat sources.
- Ensure there is sufficient space around the inverter for airflow and access to connections.
- Securely mount the inverter using appropriate hardware for the chosen surface.
5.2 Akumuliatoriaus prijungimas
Svarbu: Ensure the inverter is OFF before making any connections.
- Connect the positive (+) terminal of the inverter to the positive (+) terminal of your 24V battery bank using the red battery cable.
- Connect the negative (-) terminal of the inverter to the negative (-) terminal of your 24V battery bank using the black battery cable.
- Ensure all connections are tight and secure to prevent loose connections and overheating.
5.3 Keitiklio įžeminimas
Proper grounding is crucial for safety and stable operation.
- Locate the grounding terminal on the inverter (usually marked with a ground symbol).
- Connect one end of the grounding wire to this terminal.
- Connect the other end of the grounding wire to a reliable earth ground point (e.g., vehicle chassis, ground rod).

Figure 5: Technical diagram showing the OLTEANP ground wire installation specifications. Proper grounding effectively reduces interference and ensures inverter stability and reliability.
5.4 Reguliuojamas įėjimo garsumastage Nustatymas
Keitiklis turi reguliuojamą įėjimo garsumątage range (19V-32V) for compatibility with various battery types. This setting helps protect battery integrity and extend its lifespan.
- Svarbu: Sureguliuokite garsumątage only when the inverter is OFF.
- Refer to the table below or on the inverter for the correct switch settings for your battery type (GEL, SLA, LI, FLD, AGM, CLA, USER).
- Use the small switches on the inverter's control panel to select the desired low voltagišjungimo slenkstis.

Figure 6: Diagram illustrating selectable input voltage settings for different battery types (GEL, SLA, LI, FLD, AGM, CLA, USER) and corresponding low voltage shutdown thresholds. Please select the input voltage before turning on the inverter.
| Jungiklis 1 | Jungiklis 2 | Žemas tomastage Išjungimas |
|---|---|---|
| IŠJUNGTA | IŠJUNGTA | 19 V |
| IŠJUNGTA | ON | 20 V |
| ON | IŠJUNGTA | 21 V |
| ON | ON | 22 V |
6. Naudojimo instrukcijos
Once the inverter is properly installed and connected, follow these steps to operate it:
6.1 Įjungimas / išjungimas
- Įsitikinkite, kad visos jungtys yra saugios.
- Press the ON/OFF switch on the inverter or the remote control to turn on the unit. The LCD screen will illuminate.
- To turn off, press the ON/OFF switch again.
6.2 Kintamosios srovės lizdų, USB ir C tipo prievadų naudojimas
- Plug your 230V AC appliances into the two AC outlets. Ensure the total power consumption does not exceed 4000W.
- Connect your USB-powered devices to the 5V/3.1A USB port.
- Connect your Type-C compatible devices to the 30W Type-C port.

Figure 7: The OLTEANP 4000W inverter can power various devices such as electric ovens, cameras, laptops, coffee machines, hair dryers, LED lights, TVs, and electric drills. The maximum operating power for this device must not exceed 4000 Watts.
6.3 Understanding the LCD Remote Control
The LCD remote control provides real-time information about the inverter's status and allows for easy monitoring and troubleshooting.
- Rodyti informaciją: The screen shows battery capacity, DC input voltage, kintamosios srovės išvesties ttage, and power consumption in watts.
- Klaidų indikatoriai: In case of an issue (e.g., high voltage, mažas tūristage, overload, overheat, short circuit), the corresponding symbol on the LCD will flash to alert you.
- Wakeup Screen Switch: Paspauskite šį mygtuką norėdami view data on the screen if it's in standby mode.

Figure 8: Digital display of the control panel showing multiple voltage and power readings on the LCD screen. The display communicates directly via flashing symbols to inform you of any problems, such as high voltage, mažas tūristage, short circuit/overload, and overheat.
7. Priežiūra
Reguliarus keitiklio aptarnavimas užtikrina jo ilgaamžiškumą ir optimalų veikimą.
- Valymas: Reguliariai valykite keitiklio išorę minkštu, sausu skudurėliu. Nenaudokite skystų valiklių ar tirpiklių.
- Vėdinimas: Įsitikinkite, kad ventiliacijos angos nėra dulkės ir šiukšlės. Jei reikia, pašalinkite bet kokius užsikimšimus suslėgtu oru.
- Jungtys: Reguliariai tikrinkite visas elektros jungtis (akumuliatoriaus laidus, įžeminimo laidą), kad jos būtų tvirtos ir be korozijos.
- Saugykla: Jei keitiklį ketinate laikyti ilgesnį laiką, atjunkite jį nuo akumuliatoriaus ir laikykite vėsioje, sausoje vietoje.
8. Problemų sprendimas
The LCD remote control helps identify common issues. Refer to the table below for troubleshooting guidance:
| Problem / LCD Indicator | Galima priežastis | Sprendimas |
|---|---|---|
| Žemas tomastage Alarm / Indicator Flashing | Baterijos tūristage yra per žemas. | Įkraukite arba pakeiskite akumuliatorių. Patikrinkite akumuliatoriaus jungtis. |
| Aukštas tomastage Alarm / Indicator Flashing | Įvesties tūristage viršija saugią ribą. | Patikrinkite akumuliatoriaus tūrįtage is within the 24V nominal range. Disconnect charging sources if overcharging. |
| Overload Alarm / Indicator Flashing | Connected load exceeds 4000W. | Sumažinkite bendrą apkrovą atjungdami kai kuriuos prietaisus. |
| Overheat Alarm / Indicator Flashing | Inverter is too hot due to poor ventilation or high ambient temperature. | Ensure proper ventilation. Clear any obstructions from cooling fans. Allow the inverter to cool down. |
| Short Circuit Alarm / Indicator Flashing | Short circuit detected in the output. | Disconnect all loads and check for short circuits in wiring or appliances. |
| Nėra išėjimo galios | Inverter off, loose connections, or internal fault. | Ensure inverter is ON. Check battery and output connections. If problem persists, contact support. |
9. Specifikacijos
Detailed technical specifications for the OLTEANP 4000W Pure Sine Wave Power Inverter:
- Modelio numeris: OLTEANP-4000W
- Nuolatinė galia: 4000 vatų
- Didžiausia galia: 8000 vatų
- Įvesties tomastage: 24V DC (Adjustable 19V-32V)
- Išėjimas ttage: 230V kintamoji srovė
- Išvesties bangos forma: Gryna sinuso banga
- AC lizdai: 2
- USB prievadas: 5V/3.1A
- C tipo prievadas: 30W
- Prekės svoris: 7.39 kilogramo
- Rekomenduojami naudojimo būdai: Vehicle, CampKelionės
- Gamintojas: OLTEANP
10. Garantija ir palaikymas
For warranty information and technical support, please refer to the documentation provided with your purchase or contact the retailer where you purchased the product. Keep your proof of purchase for warranty claims.