1. Танилцуулга
This manual provides essential information for the installation, operation, and maintenance of your Theben Selecta 172 top3 Digital 2-Channel Astro Timer. This device is designed for precise time-controlled switching applications, featuring astronomical functions, weekly programming, and app-based configuration. Please read these instructions carefully before using the product to ensure safe and efficient operation.
2. Аюулгүй ажиллагааны заавар
Анхааруулга: Electrical shock hazard. Installation and maintenance should only be performed by a qualified electrician in accordance with national wiring regulations and local safety standards.
- Always disconnect power before installation or servicing the device.
- Зөв газардуулга хийх.
- Төхөөрөмжийг чийг, хэт өндөр температурт бүү гарга.
- Эрчим хүчийг сэргээхийн өмнө бүх холболт найдвартай эсэхийг шалгана уу.
- The device is designed for DIN rail mounting. Ensure it is securely fastened.
3. Бүтээгдэхүүн дууссанview
The Theben Selecta 172 top3 is a digital astro timer with two independent channels, designed for flexible and precise control of electrical loads. It features a weekly program, two external inputs, and three special programs. Programming can be done directly on the device, via PC, or conveniently through a mobile app using the optional Bluetooth Obelisk top3.

Зураг 3.1: Урд view of the Theben Selecta 172 top3 Digital Astro Timer, showing the display, control buttons, and terminal connections.

Зураг 3.2: Нарийвчилсан view of the timer's digital display and navigation buttons (MENU, arrow keys, OK). The display shows current time, date, and channel status.
Гол онцлогууд:
- 2 independent channels with weekly program.
- Astronomical switching function with 3 individual twilight areas.
- 2 external inputs for additional control.
- Channel switching and channel locking capabilities.
- App programming via optional Bluetooth Obelisk top3 for secure data transfer.
- Zero crossing circuit for relay-friendly switching.
- Automatic summer/winter time conversion.
- Power reserve for continued operation during power outages.
4. Суулгалт (Тохируулга)
The Selecta 172 top3 is designed for quick and easy installation on a DIN rail.
4.1 Суурилуулалт
- Ensure the power supply is disconnected at the main breaker.
- Snap the timer onto a standard 35mm DIN rail. The device occupies 2 TE (Terminal Units) width.
- Ensure it is firmly seated.
4.2 Утас
The device uses DuoFix plug-in terminals for secure and tool-free wiring. Refer to the wiring diagram on the device and in this manual.
- Connect the main power supply (L and N) to the designated terminals.
- Connect the loads to be controlled to the output terminals (C1, C2). Each channel can handle up to 16(10)A at 250V~.
- Connect external inputs (Ext1, Ext2) if additional control signals are required.
- Ensure all connections are tight and correctly polarized.

Зураг 4.1: View of the terminal connections for power input, external inputs, and two output channels.
4.3 Анхдагч асаалт
After wiring, restore power. The device display should illuminate. Follow the on-screen prompts for initial setup, including language, date, and time.
5. Үйл ажиллагаа
The Selecta 172 top3 offers multiple programming methods for maximum flexibility.
5.1 On-Device Programming
Use the MENU and OK buttons along with the arrow keys to navigate the on-screen menu.
- Огноо, цагийг тохируулах: Access the 'Settings' menu to adjust the current date and time. The device includes automatic summer/winter time conversion.
- Долоо хоног тутмын хөтөлбөр: Configure switching times for each day of the week for both channels.
- Astro Function: The astronomical function calculates sunrise and sunset times based on your geographical location, allowing for automatic switching relative to dawn and dusk. You can set up to 3 individual twilight areas.
- Тусгай хөтөлбөрүүд: Utilize the 3 special programs for specific events or temporary overrides.
- Channel Switching/Locking: Configure how channels interact or lock them to prevent unauthorized changes.

Зураг 5.1: Diagram illustrating the astronomical function, showing how the timer calculates sunrise, sunset, and twilight periods (6° Dämmerung = 6° Twilight, 12° Dunkelheit = 12° Darkness) for precise light control.
5.2 App Programming (via Bluetooth Obelisk top3)
For enhanced convenience and security, the Selecta 172 top3 can be programmed using a mobile app in conjunction with the optional Bluetooth Obelisk top3 (item no. 9070130).
- Connect Obelisk: Insert the Bluetooth Obelisk top3 into the designated slot on the timer.
- Апп татаж авах: Download the official Theben top3 app from your device's app store.
- Secure Transfer: Timer programs can only be transferred from the app to the timer when the Bluetooth Obelisk top3 is physically plugged into the clock, ensuring maximum tamper-proof security.
- Зөн совинтой интерфэйс: The app provides a user-friendly interface for creating, editing, and managing switching programs.

Зураг 5.2: The Theben Selecta 172 top3 timer shown alongside various mobile devices demonstrating the app programming interface and the Bluetooth Obelisk top3.
5.3 PC Programming (via Obelisk Interface)
The device also features an Obelisk interface for PC programming, offering another flexible method for managing complex schedules.
6. Засвар үйлчилгээ
The Theben Selecta 172 top3 is designed for long-term, maintenance-free operation.
- Цэвэрлэгээ: Төхөөрөмжийн гадна талыг цэвэрлэхийн тулд зөөлөн, хуурай даавуугаар цэвэрлээрэй. Зүлгүүрийн цэвэрлэгч, уусгагчийг бүү ашигла.
- Дотоод бүрэлдэхүүн хэсгүүд: There are no user-serviceable parts inside the device. Do not attempt to open the casing.
- Програм хангамжийн шинэчлэлтүүд: Check the Theben website or app for any available firmware updates for improved functionality or bug fixes.
7. Алдаа засах
If you encounter issues with your Theben Selecta 172 top3, refer to the following common problems and solutions.
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Дэлгэц хоосон байна. | Цахилгаан хангамж байхгүй. | Check circuit breaker and wiring connections to L and N terminals. |
| Loads not switching as programmed. | Incorrect program settings, manual override active, or wiring issue. | Verify program settings, check for active manual overrides, inspect load wiring. |
| App programming not working. | Bluetooth Obelisk top3 not inserted, app not connected, or Obelisk faulty. | Ensure Obelisk is correctly inserted. Check app's connection status. Try restarting the app. |
| Буруу цаг/огноо. | Initial setup error or power reserve depleted. | Manually set time/date via menu. If power reserve is depleted, allow device to charge for a few hours. |
If the problem persists, contact Theben customer support or a qualified electrician.
8. Техникийн үзүүлэлтүүд
Detailed technical specifications for the Theben Selecta 172 top3 Digital Astro Timer.
| Параметр | Үнэ цэнэ |
|---|---|
| Загварын дугаар | 1720130 |
| Брэнд | Theben |
| Сувгууд | 2 |
| Програмын төрөл | Weekly, Astro, Special Programs |
| Гадаад оролт | 2 |
| Суурилуулалт | DIN Rail (2 TE width) |
| Switching Capacity per Channel | 2 x 16(10)A, 250V~ |
| LED хүч | 600 Вт |
| Хурдан гүйдэл | 800 А / 200 мкс |
| Зогсолтгүй хүч | 0.4 Вт |
| Терминалууд | DuoFix plug-in terminals |
| Хэмжээ (Бүтээгдэхүүн) | 6.4 x 3.5 x 8.4 см |
| Жин | 130 гр |
| Материал | Поликарбонат |
| Эрчим хүчний хэмнэлтийн ангилал | B |

Зураг 8.1: Table detailing the maximum lamp load capacities for the Selecta 172 top3.
Орчуулга:
- LED-Lampe < 2 W: 50 W (LED lamp < 2 W)
- LED-Lampe > 2 W: 600 W (LED lamp > 2 W)
- Лейхтстоффлampenlast (VVG): 2600 VA (Fluorescent lamp load (conventional ballast))
- Glüh- / Halogenlampenlast: 2600 W (Incandescent / Halogen lamp ачаалал)
- Kompaktleuchtstofflampen: 1100 W (Compact fluorescent lamps)
9. Баталгаат хугацаа ба дэмжлэг
The Theben Selecta 172 top3 Digital Astro Timer comes with a standard manufacturer's warranty. Please refer to the warranty card included with your product or visit the official Theben webнарийвчилсан баталгаат нөхцөлийг сайтаас авна уу.
For technical support, troubleshooting assistance, or inquiries regarding your product, please contact Theben customer service through their official webсайт эсвэл таны бүтээгдэхүүний савлагаанд заасан холбоо барих мэдээлэл.
10. ЭксampПрограмууд
The Theben Selecta 172 top3 is versatile and suitable for various time-controlled switching applications.

Зураг 10.1: Example of the timer controlling street lighting in a town square, ensuring lights activate and deactivate according to astronomical times.

Зураг 10.2: Illustration of ground-level pathway lighting being managed by the timer, providing illumination during twilight and night hours.

Зураг 10.3: Хуучинample of the timer controlling facade lighting on buildings, enhancing aesthetics and security after dark.