상품 소개
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.
주요 기능
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.
고객 제품 관심사
A replacement supply must match the FFU electrical load and control architecture without creating excess heat in the shallow plenum.
일반적인 응용 프로그램
기술 매개변수
Typical construction ranges for enclosed FFU power supply modules are shown below.
| 핵심 재료 | FR-4 power-control board with copper conductors, transformer or switched-mode components |
|---|---|
| 패널 두께 | 45-100 mm nominal enclosure depth |
| 유효 폭 | 100-220 mm nominal enclosure width |
| 최대 길이 | Up to 320 mm overall enclosure length |
| 강철 면면 두께 | 0.8-1.2 mm galvanized or coated steel enclosure |
| 코어 밀도 | 1850-2000 kg/m³ for FR-4 circuit-board substrate |
| 열전도도 (Thermal Conductivity) | 0.25-0.40 W/(m·K) through typical FR-4 substrate |
| 표면 마무리 | Natural zinc-coated silver enclosure with green pluggable or screw terminals |
| 접합 유형 | Folded ventilated cover with screw fastening, mounting slots and terminal-block connections |
| 사용자 정의 | 의도된 응용 프로그램 및 운영 환경에 따라 사용할 수 있습니다. |
사용 가능한 옵션
Planning a FFU Power Supply Module specification?
치수, 설치 조건, 성능 목표 및 필요한 표면 마감을 보내십시오.

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