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غرف الأبحاث معدات قطع الغيار
FFU وحدة امدادات الطاقة
A compact enclosed electrical module that provides matched, protected power for an FFU motor and its speed-control electronics.
- Matched FFU Output
- Ventilated Metal Enclosure
- Protected Terminal Access
- Compact Retrofit Format
مقدمة المنتج
The FFU power supply module converts and distributes incoming electrical power to the fan motor and associated control circuit. A perforated folded-metal enclosure protects energized components while allowing heat to leave the compact ceiling-mounted assembly. Separate terminal groups simplify input, motor-output and control wiring, while a replaceable protective device helps isolate electrical faults. Voltage, current capacity, control topology, terminal assignment and mounting dimensions must be matched to the original FFU system.
الخصائص الرئيسية
Separated terminal groups reduce confusion between supply, motor and control connections.
A replaceable fuse or protective device provides localized electrical fault isolation.
Multiple mounting-slot and terminal arrangements support replacement in compact FFU housings.
مخاوف المنتج للعملاء
A replacement supply must match the FFU electrical load and control architecture without creating excess heat in the shallow plenum.
Incorrect output voltage or current capacity causes unstable fan operation.The module is selected against the original motor rating, starting demand and control circuit load.
Restricted ceiling space allows heat to accumulate around power electronics.A perforated enclosure and component spacing provide a defined natural-convection path.
Unclear field terminals lead to input and motor wiring errors.Physically separated pluggable or screw-terminal groups support orderly circuit identification.
A module with different mounting points cannot be secured inside the FFU.Enclosure footprint, slot spacing and terminal orientation can be matched to the existing control box.
تطبيقات نموذجية
Cleanroom fan filter unitsLaminar-flow ceiling modulesFFU control-box refurbishmentMini-environment air modules
المعلمات الفنية
Typical construction ranges for enclosed FFU power supply modules are shown below.
| المواد الأساسية | FR-4 power-control board with copper conductors, transformer or switched-mode components |
|---|---|
| سمك اللوحة | 45-100 mm nominal enclosure depth |
| العرض الفعال | 100-220 mm nominal enclosure width |
| الحد الأقصى الطول | Up to 320 mm overall enclosure length |
| الصلب يواجه سمك | 0.8-1.2 mm galvanized or coated steel enclosure |
| الكثافة الأساسية | 1850-2000 kg/m³ for FR-4 circuit-board substrate |
| الموصلية الحرارية | 0.25-0.40 W/(m·K) through typical FR-4 substrate |
| إنهاء السطح | Natural zinc-coated silver enclosure with green pluggable or screw terminals |
| نوع المشترك | Folded ventilated cover with screw fastening, mounting slots and terminal-block connections |
| التخصيص | متوفر على أساس التطبيق المقصود وبيئة التشغيل. |
الخيارات المتاحة
Matched AC input and motor outputEC-fan control supplyPluggable or fixed screw terminalsCustom enclosure and mounting slots
Planning a FFU Power Supply Module specification?
أرسل لنا الأبعاد الخاصة بك، شروط التثبيت، أهداف الأداء والتشطيب السطحي المطلوب.
