Увод
This manual provides essential information for the safe and efficient installation, operation, and maintenance of the MEAN WELL RD-65A Dual Output Switching Power Supply. Please read this manual thoroughly before using the product and retain it for future reference.
Figure 0: MEAN WELL RD-65A Dual Output Switching Power Supply.
The RD-65A is a 66W dual output power supply designed for various electronic applications, providing stable 5V and 12V DC outputs.
Карактеристике производа
- Универзални АЦ улаз / Пун опсег
- Заштите: Кратак спој / Преоптерећење / Преко Волtage
- Хлађење слободном конвекцијом ваздуха
- ЛЕД индикатор за укључење
- Тест сагоревања при 100% пуном оптерећењу
- Сви користе 105 ° Ц електролитске кондензаторе са дугим веком трајања
- Издржати 300ВАЦ пренапонски улаз 5 секунди
- Висока радна температура до 70°Ц
- Издржати 5Г тест вибрација
- Висока ефикасност, дуг животни век и висока поузданост
- 3 године гаранције
Спецификације
Output Characteristics (RD-65A)
| Излазни број | ЦХ1 | ЦХ2 |
|---|---|---|
| ДЦ Волtage | 5V | 12В |
| Називна струја | 6A | 3A |
| Цуррент Ранге | 0.3 - 6 А | 0.2 - 3 А |
| Називна снага | 66В | |
| Таласање и шум (макс.) | 120мВп-п | 120мВп-п |
| Волtage ADJ. Range | CH1: 4.75 - 5.5V | |
| Волtagе Толеранција | ±2.0% | ±6.0% |
| Лине Регулатион | ±0.5% | ±1.0% |
| Регулација оптерећења | ±1.0% | ±3.0% |
| Подешавање, време пораста | 500мс, 20мс/230ВАЦ; 1200мс, 20мс/115ВАЦ при пуном оптерећењу | |
| Hold Up Time (typ.) | 80мс/230ВАЦ; 14мс/115ВАЦ при пуном оптерећењу | |
Улазне карактеристике
| Карактеристично | Валуе |
|---|---|
| Волtagе Распон | 88 ~ 264VAC; 125 ~ 373VDC (Withstand 300VAC surge for 5sec. Without damage) |
| Фреквенцијски опсег | КСНУМКС ~ КСНУМКСХз |
| Ефикасност (тип.) | 78% |
| АЦ струја (тип.) | 2А/115ВАЦ; 1.2А/230ВАЦ |
| Ускочна струја (тип.) | ХЛАДНИ СТАРТ 40А/230ВАЦ |
| Струја цурења | <2мА / 240ВАЦ |
Заштита
| Тип | Опис |
|---|---|
| Преоптерећење | 105 ~ 160% rated output power. Protection type: Hiccup mode, recovers automatically after fault condition is removed. |
| Овер Волtage | CH1: 5.75 ~ 6.75V. Protection type: Hiccup mode, recovers automatically after fault condition is removed. |
Environmental & Safety
| Карактеристично | Валуе |
|---|---|
| Воркинг Темп. | -25 ~ +70°C (Refer to "Derating Curve") |
| Радна влажност | КСНУМКС ~ КСНУМКС% РХ без кондензације |
| Температура складиштења, Влажност | -40 ~ +85°C, 10 ~ 95% релативне влажности |
| Темп. Коефицијент | ±0.03%/°C (0 ~ 50°C) on 5V output |
| Вибрације | 10 ~ 500 Хз, 5Г 10 мин./1 циклус, период од 60 мин. сваки дуж Кс, И, З оса |
| Безбедносни стандарди | UL60950-1, TUV EN60950-1 approved |
| Витхстанд Волtage | I/P-O/P:3KVAC; I/P-FG:1.5KVAC; O/P-FG:0.5KVAC |
| Отпорност изолације | I/P-O/P, I/P-FG, O/P-FG: >100M Ohms / 500VDC / 25°C / 70% RH |
| EMI Emission | Усклађеност са ЕН55022 (ЦИСПР22) Класа Б, ЕН61000-3-2,-3 |
| EMI Immunity | Compliance to EN61000-4-2,3,4,5,6,8,11, EN61000-6-2 (EN50082-2), heavy industry level, criteria A |
| МТБФ | 265.9Khrs min. MIL-HDBK-217F (25°C) |
Физичке димензије
- Димензије артикла Д к Ш к В: 5.08 к 3.86 к 1.5 инча (129 к 98 к 38 мм)
- Тежина артикла: 5 Grams (Note: This weight seems unusually low for a power supply of this type. Please verify with product packaging.)
- Паковање: 0.7кг; 20 ком/14.7 кг/1.72 ЦУФТ
Подешавање и инсталација
Механичка инсталација
The power supply should be mounted in a location that allows for adequate air circulation for cooling. Refer to the mechanical drawing for dimensions and mounting hole positions.
Figure 1: Mechanical dimensions and mounting points for the RD-65A power supply. Dimensions are in millimeters.
Ensure the power supply is securely mounted to prevent movement or vibration during operation.
Ожичење
Connect the input and output wires according to the terminal pin assignments. Ensure all connections are secure and properly insulated to prevent short circuits.
| Пин Но. | Задатак | Пин Но. | Задатак |
|---|---|---|---|
| 1 | АЦ/Л | 4,5 | ДЦ ОУТПУТ ЦОМ |
| 2 | АЦ/Н | 6 | ДЦ ОУТПУТ +В2 |
| 3 | FG | 7 | ДЦ ОУТПУТ +В1 |
Улазне везе:
- Connect the AC Live wire to Pin 1 (AC/L).
- Connect the AC Neutral wire to Pin 2 (AC/N).
- Connect the Frame Ground (FG) to Pin 3. This connection is crucial for safety.
Излазне везе:
- Connect the common ground for DC outputs to Pins 4 and 5 (DC OUTPUT COM).
- Connect the +12V DC output to Pin 6 (DC OUTPUT +V2).
- Connect the +5V DC output to Pin 7 (DC OUTPUT +V1).
Note: Always ensure the power supply is disconnected from the AC mains before making any wiring connections.
Упутство за употребу
Once the power supply is correctly installed and wired, it is ready for operation. The RD-65A is designed for continuous operation within its specified limits.
Укључивање/искључивање
Connect the AC input to a suitable power source. The LED indicator on the unit will illuminate, indicating that the power supply is active and providing output voltage.
To turn off the power supply, disconnect the AC input from the power source.
Блок дијаграм је завршенview
Figure 2: Internal block diagram of the RD-65A power supply.
The block diagram illustrates the internal functional stagес:
- ЕМИ филтер: Reduces electromagnetic interference from the AC input.
- Rectifiers & Filter: Converts AC input to DC voltage.
- Power Switching: High-frequency switching to regulate the output voltage.
- Контрола: Monitors and regulates the output, including Over Load Protection (O.L.P.) and Over Voltage Protection (O.V.P.) circuits.
- Output Rectifiers & Filter: Converts the switched voltage back to stable DC outputs (+V1, +V2, COM).
The power supply is designed to operate efficiently and reliably within its specified load and environmental conditions.
Крива смањења
The derating curve indicates the maximum permissible output load as a function of ambient temperature and input voltage. Operating the power supply within these curves ensures optimal performance and longevity.
Figure 3: Output Derating Curve vs. Ambient Temperature and Input Voltage.
- Ambient Temperature Derating: As the ambient temperature increases, the maximum allowable output load decreases. Ensure adequate ventilation to maintain the temperature within safe operating limits.
- Улазни волtage Derating: The power supply can deliver full rated power across its specified input voltage range. However, for prolonged operation at the lower end of the input voltage range, it is advisable to refer to the input voltagе кривуља смањења снаге.
Exceeding these limits can lead to reduced lifespan or damage to the unit.
Мере предострожности
To ensure safe operation and prevent damage to the power supply or connected equipment, observe the following precautions:
- електрична безбедност: Always disconnect the AC input power before performing any installation, wiring, or maintenance. Ensure proper grounding (FG) is established.
- вентилација: Do not obstruct the ventilation holes. Ensure sufficient airflow around the unit to prevent overheating.
- Окружење: Operate the power supply within the specified temperature and humidity ranges. Avoid exposure to moisture, dust, and corrosive substances.
- Капацитет оптерећења: Do not exceed the rated output power or current for each channel. Overloading can trigger protection mechanisms or cause damage.
- Заштитне карактеристике: The unit includes short circuit, overload, and over voltage protections. While these protect the unit, continuous triggering of these protections should be avoided. Investigate and resolve the cause of any protection activation.
- Квалификовано особље: Инсталацију и сервисирање треба да обавља само квалификовано особље.
Решавање проблема
If the power supply is not functioning as expected, consider the following common issues and solutions:
- Но Оутпут Волtage / LED Off:
- Check if the AC input power is connected and active.
- Проверите унос волtagе је унутар наведеног опсега (88-264ВАЦ).
- Inspect input fuses (if external).
- Оутпут Волtage Fluctuating or Low:
- Ensure the load connected does not exceed the rated output current or power.
- Check for loose wiring connections at the output terminals.
- Verify the ambient temperature is within the operating range and ventilation is adequate.
- Јединица се искључује:
- This may indicate activation of overload or over voltage protection. Disconnect the load and re-apply power. If it operates normally, the issue is with the load.
- Проверите да ли постоје кратки спојеви у излазним жицама или повезаном уређају.
- Ensure the unit is not overheating due to insufficient ventilation or high ambient temperature.
If the problem persists after checking these points, contact qualified service personnel or MEAN WELL support.
Одржавање
The MEAN WELL RD-65A power supply is designed for long-term, reliable operation with minimal maintenance. However, periodic checks can help ensure its longevity:
- Чишћење: Periodically clean the exterior of the unit to prevent dust accumulation, especially around ventilation openings. Use a soft, dry cloth. Do not use liquid cleaners.
- Провере везе: Occasionally inspect all wiring connections for tightness and signs of corrosion or damage.
- Мониторинг животне средине: Осигурајте да радно окружење остане у оквиру прописаних граница температуре и влажности.
No user-serviceable parts are inside. Do not attempt to open or repair the unit yourself. Refer all servicing to qualified personnel.
Гаранција и подршка
The MEAN WELL RD-65A Dual Output Switching Power Supply is generally covered by a 3 година гаранције from the date of purchase, ensuring high quality and reliability.
For technical support, warranty claims, or service inquiries, please contact your authorized MEAN WELL distributor or reseller. Provide your product model number (RD-65A) and purchase details when seeking assistance.
For more information, you may visit the official MEAN WELL webсајту.