1. Giriş
This manual provides comprehensive instructions for the safe and efficient installation, operation, and maintenance of your VENTS-US VK 125-5 Inch Centrifugal Inline Duct Fan. Please read this manual thoroughly before installation and use, and retain it for future reference. The VK 125 fan is designed for various ventilation applications requiring high static pressure and reliable air movement.
2. Güvenlik Bilgileri
UYARI: Yangın, elektrik çarpması veya kişilerin yaralanma riskini azaltmak için aşağıdakilere dikkat edin:
- Bu vantilatörü kurmadan veya bakımını yapmadan önce tüm talimatları okuyun.
- Montaj işleri ve elektrik tesisatı, yangına dayanıklı yapı yönetmelikleri de dahil olmak üzere, geçerli tüm yönetmelik ve standartlara uygun olarak, yetkili kişi(ler) tarafından yapılmalıdır.
- Gazların düzgün yanması ve geri tepmeyi önlemek için yakıt yakan ekipmanın bacasından (baca) dışarı atılması için yeterli havaya ihtiyaç vardır. Ulusal Yangından Korunma Derneği (NFPA) ve Amerikan Isıtma, Soğutma ve İklimlendirme Mühendisleri Derneği (ASHRAE) ve yerel yasa yetkilileri tarafından yayınlananlar gibi ısıtma ekipmanı üreticisinin yönergelerini ve güvenlik standartlarını izleyin.
- Duvara veya tavana kesme veya delme işlemi yaparken elektrik kablolarına ve diğer gizli tesisatlara zarar vermeyin.
- Kanal tipi fanların havası her zaman dışarıya verilmelidir.
- Do not use this fan with any solid-state speed control device unless specifically approved for use with this fan.
- This unit has an ungrounded plug. To reduce the risk of electric shock, connect to properly grounded outlets only.
- Mount with the lowest moving parts at least 8 ft (2.5 meters) above floor or grade level.
3. Ürün Bittiview
The VENTS-US VK 125 is a 5-inch centrifugal inline duct fan designed for efficient air movement in demanding ventilation systems. Its robust construction and powerful motor ensure reliable performance.
Temel Özellikler:
- Hava Akışı Kapasitesi: Up to 235 CFM under 0" of static pressure, 214 CFM under 0.2" of static pressure.
- Motor: Quiet external rotor motor with thermal overload protection, consuming 114 W of power.
- Casing: Constructed from high-quality, UV-resistant plastic (flame rating - 5VA) for durability and corrosion resistance.
- Kurulum: Includes mounting brackets and a pre-wired power cord for quick and simple setup.
- Uygulamalar: Suitable for bathroom exhaust, kitchen ventilation, living areas, whole-house ventilation, duct boosting, workshops, and smoking areas.
- Güvenlik ve Kalite: ETL listed and HVI certified for dependable, tested performance.

Şekil 3.1: Ön view of the VENTS-US VK 125 inline duct fan.

Şekil 3.2: Yan view of the VK 125 fan, showing mounting brackets and power cord.

Şekil 3.3: View of the centrifugal impeller, designed for high static pressure applications.
Ürün Videoları:
Video 3.1: 360 derece view of the VENTS-US VK 125 inline duct fan, showcasintasarımı ve bileşenleri.
Video 3.2: Detailed product overview video for the VENTS-US VK series inline centrifugal duct fans, highlighting features and applications.
4. Özellikler
Technical specifications for the VENTS-US VK 125 fan:
| Şartname | Değer |
|---|---|
| Marka | RÜZGARLAR |
| Model Adı | VK 125 |
| Boyut | 5" Centrifugal Duct Fan |
| Hava Akış Kapasitesi | Dakikada 235 Feet Kübik (CFM) |
| Netage | 114 watt |
| Cilttage | 120 Volt |
| Gürültü Seviyesi | 7 Sonlar |
| Ürün Boyutları | 8.69"D x 10.63"G x 9.81"Y |
| Ürün Ağırlığı | 6.69 pound |
| Bitiş Türü | Plastik |
| Motor Tipi | Outrunner |
| Kurulum Türü | Monte edilmiş |
| İç/Dış Mekan Kullanımı | Kapalı |
| Kontrol Yöntemi | App (Note: Requires compatible external control system, not included) |
| Şartname Karşılandı | UL 705 |

Figure 4.1: VK 125 Dimensions Diagram.
5. Kurulum
The VENTS-US VK 125 fan is designed for straightforward installation. Always ensure power is disconnected before beginning any installation work.
Kurulum Adımları:
- Yerleşimi Planla: Determine the optimal location for the fan within your ducting system. The fan can be mounted at any angle and at any point along the duct run. Consider accessibility for future maintenance.
- Montaj: Use the included mounting brackets to secure the fan to a stable surface (e.g., ceiling joist, wall stud, or dedicated support structure). Ensure the fan is mounted securely to prevent vibration and noise. Refer to Figure 4.1 for dimensions and mounting points.
- Kanal Bağlantısı: Connect the fan to your ductwork using appropriate duct clamps or aluminum tape to ensure airtight seals. The fan is compatible with 5-inch diameter ducts. Ensure the airflow direction arrow on the fan casing aligns with your desired ventilation path.
- Elektrik Bağlantısı: The fan comes with a pre-wired power cord. Connect the fan to a standard 120V AC power outlet. Ensure the outlet is properly grounded. If hardwiring is required, consult a qualified electrician.
- Test: Once installed, restore power and test the fan's operation. Check for proper airflow and listen for any unusual noises.
Not: For optimal performance and to prevent rain ingress, install the fan behind shutters if used in an exterior wall application.
6. Operasyon
The VENTS-US VK 125 fan operates by drawing air through one duct opening and expelling it through the other, creating a continuous airflow. Once properly installed and connected to power, the fan will operate when the power supply is active.
- Güç Açma/Kapatma: The fan's operation is controlled by the power switch or control system it is wired to.
- Hava Akış Yönü: Ensure the fan is installed with the airflow direction arrow pointing towards the desired exhaust or supply path.
- Hız Kontrolü (İsteğe Bağlı): If a compatible speed controller (not included) is installed, adjust the fan speed as needed for your ventilation requirements.
7. Bakım
Regular maintenance ensures the longevity and efficient operation of your VENTS-US VK 125 fan. Always disconnect power before performing any maintenance.
Bakım Programı:
- Üç ayda bir (veya gerektiğinde): Inspect the fan impeller and housing for dust and debris buildup. Clean with a soft brush or cloth. Do not use harsh chemicals or abrasive materials.
- Yıllık: Check all electrical connections for tightness and signs of wear. Inspect duct connections for leaks and ensure they are securely sealed.
- Motor: The external rotor motor features long-life ball bearings and is designed to be maintenance-free. No lubrication is required.
If the fan requires repair, contact qualified service personnel. Do not attempt to repair the unit yourself.
8. Sorun Giderme
If you experience issues with your VENTS-US VK 125 fan, refer to the following troubleshooting guide:
| Sorun | Olası Neden | Çözüm |
|---|---|---|
| Fan çalışmıyor | Güç kaynağı yok Gevşek elektrik bağlantısı Termal aşırı yük koruması etkinleştirildi | Elektrik prizini ve devre kesiciyi kontrol edin. Verify all wiring connections (consult electrician if unsure) Allow fan to cool down; check for obstructions in airflow |
| Düşük hava akışı | Duct obstruction Leaky duct connections Fan impeller dirty | Havalandırma kanallarında tıkanıklık olup olmadığını kontrol edin. Seal all duct connections properly Clean the fan impeller (see Maintenance section) |
| Aşırı gürültü veya titreşim | Gevşek montaj Impeller imbalance due to dirt Foreign object in fan housing | Fanın güvenli bir şekilde monte edildiğinden emin olun. Clean impeller thoroughly Inspect fan for any foreign objects and remove them |
If the problem persists after attempting these solutions, contact VENTS-US customer support.
9. Garanti ve Destek
VENTS-US products are manufactured to high-quality standards and are backed by a manufacturer's warranty. Specific warranty terms and conditions may vary. Please refer to the warranty card included with your product or visit the official VENTS-US webDetaylı bilgi için sitemizi ziyaret edebilirsiniz.
For technical support, service, or to inquire about replacement parts, please contact VENTS-US customer service through their official websatın alma belgelerinizle birlikte verilen site veya iletişim bilgileri.





