1. تعارف
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 ، انڊر والtage, 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. اهم خاصيتون
- All-in-One Protection: Safeguards appliances from power surges, over-voltage (above 275V), under-voltage (below 175V), and adjustable overcurrent (1A-63A).
- درستي جي ترتيب: Customizable cut-off thresholds for over-voltage (200V-275V) and under-voltage (175V-200V) to suit specific grid conditions and appliance needs.
- خودڪار ري سيٽ فنڪشن: Automatically restores power within 60-300 seconds once grid voltage stabilizes within the set safe range, eliminating manual intervention.
- Superior Conductivity: Constructed with 100% pure copper conductors for minimal resistance, efficient operation, and enhanced long-term reliability under heavy 63A loads.
- DIN ريل جي انسٽاليشن: Designed for easy and secure integration into standard 2-Pole, 36mm width DIN Rail electrical panels.
- جامع حفاظت: Provides robust protection for an entire household against unpredictable voltage fluctuations ۽ surges.

تصوير 2.1: مٿيview of the protection capabilities of the EARU Automatic Voltagاي حفاظت ڪندڙ.
3. حفاظت جي ڄاڻ
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.
- مقامي اليڪٽريڪل ڪوڊس ۽ ضابطن جي مطابق، انسٽاليشن صرف هڪ قابل اليڪٽريشن طرفان ڪئي وڃي.
- ڪنهن به انسٽاليشن يا سار سنڀال جي ڪم کان اڳ پڪ ڪريو ته مکيه بجلي جي فراهمي بند ٿيل آهي.
- جيڪڏهن ڊوائيس خراب نظر اچي يا نمي جي سامهون اچي وئي هجي ته ان کي نه هلايو.
- Verify correct wiring connections (Line and Neutral) to prevent malfunction or damage.
- ڊوائيس صرف اندروني استعمال لاء ٺهيل آهي.
- 63A جي وڌ ۾ وڌ موجوده درجه بندي کان وڌيڪ نه ڪريو.
4. پراڊڪٽ ختمview
4.1. جزا ۽ ڊسپلي
The EARU Automatic Voltage Protector features a clear digital display and intuitive control buttons for easy monitoring and adjustment.
- جلدtagاي ڊسپلي: موجوده لائن واليم ڏيکاري ٿوtage.
- موجوده ڊسپلي: Shows the current load in Amperes
- اشارو بتيون:
>U: Over-voltage اشارو.<U: انڊر والtage اشارو.>Ie: Overcurrent indicator.R/T: Reset/Time indicator.
- ڪنٽرول بٽڻ:
- Up Arrow (▲) / Down Arrow (▼): Used to adjust parameter values.
- سيٽ بٽڻ: Press and hold for 3 seconds to enter setting mode.
- پاور آن/آف بٽڻ: Toggles power to the protected circuit.

تصوير 4.1: سامهون view of the EARU Automatic Voltage Protector, highlighting its digital display and control buttons.
5. سيٽ اپ ۽ تنصيب
The EARU Automatic Voltage Protector is designed for DIN Rail mounting. Ensure proper wiring and secure installation.
5.1. چڙهڻ
Mount the device onto a standard 36mm width DIN Rail within your electrical panel. Ensure it is securely clipped into place.
5.2. وائرنگ ڊاگرام
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.

تصوير 5.1: اڳوڻيample wiring configuration for DIN Rail installation.

Image 5.2: Device dimensions for installation planning.
6. آپريٽنگ هدايتون
The device allows for precise adjustment of protection parameters. Follow these steps to configure your voltage محافظ.
6.1. Parameter Setting Mode
- پڪ ڪريو ته ڊوائيس فعال آهي.
- کي دٻايو ۽ رکو سيٽ 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.
- استعمال ڪريو مٿي تير (▲) ۽ هيٺيون تير (▼) buttons to navigate through the different parameters (P-1 to P-6).
- Once you have selected a parameter, press the سيٽ button briefly to enter its adjustment mode.
- استعمال ڪريو مٿي تير (▲) ۽ هيٺيون تير (▼) قدر تبديل ڪرڻ لاءِ بٽڻ.
- کي دٻايو سيٽ 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. پيرا ميٽر وضاحتون
| پيرا ميٽر | وصف | ترتيب واري حد |
|---|---|---|
| پي-1 | اوور- Voltage سيٽنگ | 240V - 300V (or OFF) |
| پي-2 | انڊر والtage سيٽنگ | 140V - 200V (or OFF) |
| پي-3 | Overcurrent setting | 1A - 40A / 63A / 80A (depending on model) |
| پي-4 | Reset/start delay | 1s - 300s |
| پي-5 | Relay recovery delay | 1s - 300s |
| پي-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 ، انڊر والtage, 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. سار سنڀال
The EARU Automatic Voltage Protector requires minimal maintenance. Regular checks can ensure optimal performance.
- ڪنهن به نظر ايندڙ نقصان يا ڍڪيل ڪنيڪشن لاءِ وقتي طور تي ڊوائيس جو معائنو ڪريو.
- پڪ ڪريو ته وينٽيليشن سلاٽ مٽي ۽ ملبے کان صاف آهن ته جيئن وڌيڪ گرم ٿيڻ کان بچي سگهجي.
- 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. مسئلا حل ڪرڻ
If you encounter issues with your EARU Automatic Voltage Protector, refer to the following common troubleshooting steps:
| مسئلو | ممڪن سبب | حل |
|---|---|---|
| ڊوائيس پاور نه آهي | ڪابه ان پٽ پاور ناهي؛ غلط وائرنگ؛ اندروني خرابي. | Check main power supply. Verify wiring connections. If problem persists, contact support. |
| Power cuts off frequently | جلدtage/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. |
| غلط جلدtagاي/موجوده پڙهڻ | Calibration issue; faulty sensor. | مدد لاءِ ڪسٽمر سپورٽ سان رابطو ڪريو. |
9. وضاحتون
| خاصيت | تفصيل |
|---|---|
| برانڊ | اي آر يو |
| ماڊل | EARU-1005 |
| پيداوار جي ماپ (LxWxH) | 7.7 x 3.5 x 6.5 سينٽي |
| شيءِ جو وزن | 450 جي |
| انٽ واليمtage | 230 وولٽ AC |
| وڌ ۾ وڌ واٽtage | 13800 واٽ |
| وڌ موجوده | 63 Amperes |
| اوور- Voltagاي تحفظ جي حد | Adjustable 200V-275V (Cut-off above 275V default) |
| انڊر والtagاي تحفظ جي حد | Adjustable 175V-200V (Cut-off below 175V default) |
| Auto-Reconnect Delay | ترتيب ڏيڻ وارو 60-300 سيڪنڊ |
| چڙهڻ جو قسم | DIN Rail (2-Pole, 36mm width) |
| ڪنڊڪٽر مواد | 100% Pure Copper |
| اصل جو ملڪ | انڊيا |
10. وارنٽي ۽ سپورٽ
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.
- غير مجاز مرمت يا ترميمون وارنٽي کي باطل ڪري ڏينديون.