1. Entwodiksyon
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, anba-voltage, 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. Karakteristik kle
- All-in-One Protection: Safeguards appliances from power surges, over-voltage (above 275V), under-voltage (below 175V), and adjustable overcurrent (1A-63A).
- Ajisteman presizyon: Customizable cut-off thresholds for over-voltage (200V-275V) and under-voltage (175V-200V) to suit specific grid conditions and appliance needs.
- Fonksyon Auto-Reset: Automatically restores power within 60-300 seconds once grid voltage stabilizes within the set safe range, eliminating manual intervention.
- Konduktivite siperyè: Constructed with 100% pure copper conductors for minimal resistance, efficient operation, and enhanced long-term reliability under heavy 63A loads.
- Enstalasyon Ray DIN: Designed for easy and secure integration into standard 2-Pole, 36mm width DIN Rail electrical panels.
- Sekirite konplè: Provides robust protection for an entire household against unpredictable voltage fluctuations ak vag.

Imaj 2.1: Plis paseview of the protection capabilities of the EARU Automatic Voltage Pwotektè.
3. Enfòmasyon sou Sekirite
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.
- Se sèlman yon elektrisyen kalifye ki ta dwe fè enstalasyon an, dapre kòd ak règleman elektrik lokal yo.
- 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.
- Aparèy la fèt pou itilize andedan kay la sèlman.
- Pa depase kouran maksimòm 63A a.
4. Pwodwi souview
4.1. Components and Display
The EARU Automatic Voltage Protector features a clear digital display and intuitive control buttons for easy monitoring and adjustment.
- Voltage Display: Montre volim liy aktyèl latage.
- Ekspozisyon aktyèl: Shows the current load in Amperes.
- Limyè endikatè:
>U: Plis pase-voltage endikatè.<U: Anba-voltage endikatè.>Ie: Overcurrent indicator.R/T: Reset/Time indicator.
- Bouton kontwòl:
- Up Arrow (▲) / Down Arrow (▼): Itilize pou ajiste valè paramèt yo.
- SET bouton: Press and hold for 3 seconds to enter setting mode.
- Pouvwa sou / Off bouton: Toggles power to the protected circuit.

Imaj 4.1: Devan view of the EARU Automatic Voltage Protector, highlighting its digital display and control buttons.
5. Enstalasyon ak Enstalasyon
The EARU Automatic Voltage Protector is designed for DIN Rail mounting. Ensure proper wiring and secure installation.
5.1. Monte
Mount the device onto a standard 36mm width DIN Rail within your electrical panel. Ensure it is securely clipped into place.
5.2. Dyagram fil elektrik
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.

Imaj 5.1: Egzanpample wiring configuration for DIN Rail installation.

Image 5.2: Device dimensions for installation planning.
6. Operasyon Enstriksyon
The device allows for precise adjustment of protection parameters. Follow these steps to configure your voltage pwotèktè.
6.1. Parameter Setting Mode
- Asire w ke aparèy la limen.
- Peze epi kenbe la 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.
- Sèvi ak la Flèch anlè (▲) epi Flèch anba (▼) 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.
- Sèvi ak la Flèch anlè (▲) epi Flèch anba (▼) bouton pou chanje valè a.
- Peze a 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. Deskripsyon Paramèt
| Paramèt | Deskripsyon | Ranje ajisteman |
|---|---|---|
| P-1 | Sou-voltage anviwònman | 240V - 300V (or OFF) |
| P-2 | Anba-voltage anviwònman | 140V - 200V (or OFF) |
| P-3 | Overcurrent setting | 1A - 40A / 63A / 80A (depending on model) |
| P-4 | Reyajiste/reta kòmanse | 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, anba-voltage, 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. Antretyen
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.
- Asire w ke fant vantilasyon yo pa gen pousyè ak debri pou anpeche yo chofe twòp.
- 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.
NAN. Depanaj
If you encounter issues with your EARU Automatic Voltage Protector, refer to the following common troubleshooting steps:
| Pwoblèm | Kòz posib | Solisyon |
|---|---|---|
| Aparèy pa limen | Pa gen kouran antre; fil elektrik ki pa kòrèk; pann entèn. | Check main power supply. Verify wiring connections. If problem persists, contact support. |
| Power cuts off frequently | Voltage/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. |
| Incorrect voltage/current reading | Calibration issue; faulty sensor. | Kontakte sipò kliyan pou asistans. |
9. Espesifikasyon
| Karakteristik | Detay |
|---|---|
| Mak | EARU |
| Modèl | EARU-1005 |
| Dimansyon pwodwi (LxWxH) | 7.7 x 3.5 x 6.5 cm |
| Pwa atik | 450 g |
| Antre Voltage | X N ACT Volts AC |
| Max watage | 13800 Watts |
| Max Kouran | 63 Amperes |
| Sou-voltagRanje Pwoteksyon e | Adjustable 200V-275V (Cut-off above 275V default) |
| Anba-voltagRanje Pwoteksyon e | Adjustable 175V-200V (Cut-off below 175V default) |
| Auto-Reconnect Delay | Reglabl 60-300 segonn |
| Kalite aliye | DIN Rail (2-Pole, 36mm width) |
| Materyèl kondiktè | 100% Pure Copper |
| Peyi orijin | peyi Zend |
10. Garanti ak sipò
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.
- Kenbe resi acha ou a kòm prèv acha pou validasyon garanti a.
- Reparasyon oswa modifikasyon san otorizasyon pral anile garanti a.





