1. Танилцуулга
The EARU Automatic Voltage Protector (Model EARU-1005) is an advanced electrical safety device designed to protect your valuable home and office appliances from damaging power fluctuations. This device offers comprehensive protection against over-voltage, боть доорtage, and overcurrent conditions, ensuring the longevity and safe operation of your electrical equipment. It features adjustable thresholds and an auto-reconnect function for convenience and continuous protection.
2. Үндсэн шинж чанарууд
- All-in-One Protection: Safeguards appliances from power surges, over-voltage (above 275V), under-voltage (below 175V), and adjustable overcurrent (1A-63A).
- Нарийвчлалын тохируулга: Customizable cut-off thresholds for over-voltage (200V-275V) and under-voltage (175V-200V) to suit specific grid conditions and appliance needs.
- Автоматаар дахин тохируулах функц: Automatically restores power within 60-300 seconds once grid voltage stabilizes within the set safe range, eliminating manual intervention.
- Дээд зэргийн дамжуулах чанар: Constructed with 100% pure copper conductors for minimal resistance, efficient operation, and enhanced long-term reliability under heavy 63A loads.
- DIN төмөр замын суурилуулалт: Designed for easy and secure integration into standard 2-Pole, 36mm width DIN Rail electrical panels.
- Иж бүрэн аюулгүй байдал: Provides robust protection for an entire household against unpredictable voltage хэлбэлзэл ба өсөлт.

Зураг 2.1: Дууслааview of the protection capabilities of the EARU Automatic Voltage Хамгаалагч.
3. Аюулгүй байдлын мэдээлэл
Please read and understand all safety instructions before installing or operating the device. Failure to do so may result in electric shock, fire, or serious injury.
- Installation should only be performed by a qualified electrician in accordance with local electrical codes and regulations.
- Ensure the main power supply is disconnected before any installation or maintenance work.
- Do not operate the device if it appears damaged or has been exposed to moisture.
- Verify correct wiring connections (Line and Neutral) to prevent malfunction or damage.
- Төхөөрөмжийг зөвхөн дотоод орчинд ашиглах зориулалттай.
- 63А-ийн хамгийн их гүйдлийн үзүүлэлтээс хэтрүүлж болохгүй.
4. Бүтээгдэхүүн дууссанview
4.1. Бүрэлдэхүүн хэсгүүд ба дэлгэц
The EARU Automatic Voltage Protector features a clear digital display and intuitive control buttons for easy monitoring and adjustment.
- Ботьtage Дэлгэц: Shows the current line voltage.
- Одоогийн дэлгэц: Shows the current load in Ampэрес.
- Заагч гэрэл:
>U: Хэт ботьtage үзүүлэлт.<U: Боть ботьtage үзүүлэлт.>Ie: Overcurrent indicator.R/T: Reset/Time indicator.
- Хяналтын товчлуурууд:
- Up Arrow (▲) / Down Arrow (▼): Параметрийн утгыг тохируулахад ашигладаг.
- SET товчлуур: Press and hold for 3 seconds to enter setting mode.
- Асаах / унтраах товч: Toggles power to the protected circuit.

Зураг 4.1: Урд view of the EARU Automatic Voltage Protector, highlighting its digital display and control buttons.
5. Тохиргоо ба суурилуулалт
The EARU Automatic Voltage Protector is designed for DIN Rail mounting. Ensure proper wiring and secure installation.
5.1. Холбох
Mount the device onto a standard 36mm width DIN Rail within your electrical panel. Ensure it is securely clipped into place.
5.2. Утасны диаграм
Connect the incoming power supply (Line and Neutral) to the "IN" terminals and the outgoing load to the "OUT" terminals. Refer to the diagram below for correct wiring.

Зураг 5.1: Жишээ ньample wiring configuration for DIN Rail installation.

Image 5.2: Device dimensions for installation planning.
6. Ашиглалтын заавар
The device allows for precise adjustment of protection parameters. Follow these steps to configure your voltage хамгаалагч.
6.1. Parameter Setting Mode
- Төхөөрөмж асаалттай байгаа эсэхийг шалгаарай.
- -г удаан дар SET button for approximately 3 seconds until the display changes to show "P-1" or a similar setting indicator. This indicates you are in parameter setting mode.
- -г ашиглана уу Дээшээ чиглэсэн сум (▲) болон Доошоо сум (▼) buttons to navigate through the different parameters (P-1 to P-6).
- Once you have selected a parameter, press the SET button briefly to enter its adjustment mode.
- -г ашиглана уу Дээшээ чиглэсэн сум (▲) болон Доошоо сум (▼) утгыг өөрчлөх товчлуурууд.
- дээр дарна уу SET button again to confirm the value and move to the next parameter, or wait a few seconds for the device to automatically save and exit the setting mode.
6.2. Параметрийн тодорхойлолт
| Параметр | Тодорхойлолт | Тохируулга хийх хүрээ |
|---|---|---|
| P-1 | Хэт их ботьtage тохиргоо | 240V - 300V (or OFF) |
| P-2 | Боть ботьtage тохиргоо | 140V - 200V (or OFF) |
| P-3 | Overcurrent setting | 1A - 40A / 63A / 80A (depending on model) |
| P-4 | Reset/start delay | 1s - 300s |
| P-5 | Relay recovery delay | 1s - 300s |
| P-6 | Overcurrent recovery delay | 1s - 300s |

Image 6.1: Function setting guide for the device.
6.3. Video Guide: Setting Parameters
Video 6.1: This video demonstrates how to adjust the over-voltage, боть доорtage, overcurrent, and recovery delay settings on the EARU Automatic Voltage Protector. It shows the step-by-step process of entering the setting mode and modifying each parameter.
7. Засвар үйлчилгээ
The EARU Automatic Voltage Protector requires minimal maintenance. Regular checks can ensure optimal performance.
- Periodically inspect the device for any visible damage or loose connections.
- Ensure the ventilation slots are clear of dust and debris to prevent overheating.
- Clean the exterior with a dry, soft cloth. Do not use liquid cleaners or solvents.
- Do not attempt to open or repair the device yourself. Refer to qualified personnel for servicing.
8. Алдаа засах
If you encounter issues with your EARU Automatic Voltage Protector, refer to the following common troubleshooting steps:
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Төхөөрөмж асахгүй байна | Оролтын цахилгаан байхгүй; буруу утас; дотоод гэмтэл. | Check main power supply. Verify wiring connections. If problem persists, contact support. |
| Power cuts off frequently | Ботьtage/current outside set thresholds; unstable grid. | Check current voltage/current readings. Adjust P-1, P-2, P-3 settings if necessary. Monitor grid stability. |
| Device does not auto-reconnect | Recovery delay (P-4, P-5, P-6) set too long; persistent fault. | Verify recovery delay settings. Ensure grid conditions have stabilized. Manually reset if safe to do so. |
| Буруу ботьtage/одоогийн уншилт | Calibration issue; faulty sensor. | Тусламж авахын тулд хэрэглэгчийн дэмжлэгтэй холбоо барина уу. |
9. Техникийн үзүүлэлтүүд
| Онцлог | Дэлгэрэнгүй |
|---|---|
| Брэнд | EARU |
| Загвар | EARU-1005 |
| Бүтээгдэхүүний хэмжээ (LxWxH) | 7.7 x 3.5 x 6.5 см |
| Зүйлийн жин | 450 гр |
| Оролтын хэмжээtage | 230 вольт хувьсах гүйдэл |
| Макс Ватtage | 13800 ватт |
| Макс одоогийн | 63 Ampэрес |
| Хэт их ботьtage Хамгаалалтын хүрээ | Adjustable 200V-275V (Cut-off above 275V default) |
| Боть ботьtage Хамгаалалтын хүрээ | Adjustable 175V-200V (Cut-off below 175V default) |
| Auto-Reconnect Delay | Тохируулах 60-300 секунд |
| Суурилуулах төрөл | DIN Rail (2-Pole, 36mm width) |
| Дамжуулагч материал | 100% Pure Copper |
| Гарал үүслийн улс | Энэтхэг |
10. Баталгаат хугацаа ба дэмжлэг
The EARU Automatic Voltage Protector (Model EARU-1005) is backed by a 1-Year Manufacturer Warranty. This warranty covers defects in materials and workmanship under normal use.
- For warranty claims or technical support, please contact EARU customer service.
- Keep your purchase receipt as proof of purchase for warranty validation.
- Зөвшөөрөлгүй засвар, өөрчлөлт нь баталгааг хүчингүй болгоно.





