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This is a flat-type switching power supply of Сименс SITOP PSU100D series, номер детали 6EP1334-1LD00. Предназначен для питания постоянным током 24 В в системах управления промышленной автоматикой.. Данная модель снята с производства, в качестве замены рекомендуется модернизированный вариант 6EP1334-1LD01 из той же серии SITOP PSU100D..
- Model Code Definition
| Модельный сегмент | Значение | Описание |
| 6EP | Siemens Power Supply | Product code for Siemens power supply series |
| 1334 | Product Group | Flat power supply of PSU100D series, 24V DC output, 12.5Рейтинг |
| 1LD00 | Version Code | Revision number: 1 = basic version, LD = PSU100D series, 00 = original release |
| PSU100D | Серия продуктов | Flat power supply; 100 = series code, D = flat design |
| 24V/12.5A | Output Specification | 24V DC output voltage, 12.5A output current, rated power 300W |
- Main Technical Specifications
| Категория | Технические данные | Примечания |
| General Information | ||
| Тип продукта | Flat-type switching power supply | SITOP PSU100D series, single-phase input |
| Номер детали | 6EP1334-1LD00 | Unique official Siemens part code |
| Запасная модель | 6EP1334-1LD01 | Upgraded version with output current increased to 14.6A |
| Масса | 0.81 кг | Rust-proof aluminum alloy housing, robust and durable |
| Статус | Снято с производства | Manufacturer recommends the upgraded model for replacement |
| Электрические параметры | ||
| Диапазон входного напряжения | AC 85-132V / 170-264В | Wide-range input with automatic range switching |
| DC 120-370V | ||
| Input Frequency | 47-63 Гц | Compatible with global power grids |
| Rated Output Voltage | 24 В постоянного тока | Standard voltage for industrial control |
| Output Voltage Adjustment Range | 22-28 В | Adjustable to suit various load requirements |
| Номинальный выходной ток | 12.5 А | Rated power: 300Вт |
| Output Ripple | ≤150 mVpp | Low ripple, ideal for sensitive electronic devices |
| Эффективность | Приблизительно. 88% | Energy-saving design |
| Коэффициент мощности | ≥0.95 | Grid-friendly performance |
| Функции защиты | ||
| Защита от перегрузки по току | Short-circuit protection with auto-recovery | Operates in hiccup mode under output short circuit |
| Защита от перенапряжения | 28.5-30 В | Prevents load damage caused by overvoltage |
| Overtemperature Protection | Activates when internal temperature ＞85°C | Automatic load reduction or shutdown |
| Reverse Polarity Protection | Available | Protects power supply from incorrect wiring |
| Механический & Параметры окружающей среды | ||
| Размеры (W × H × D) | 105 × 125 × 120 мм | Compact flat design for space saving |
| Тип монтажа | Монтаж на DIN-рейку / Direct mounting | Flexible installation options |
| Материал корпуса | Rust-proof aluminum alloy | Excellent heat dissipation, IP20 protection class |
| Рабочая температура | -10…+70°С | No derating required below +50°C |
| Температура хранения | -25…+85°С | Suitable for harsh storage conditions |
| Относительная влажность | 10…95% | без конденсации |
| Shock / Устойчивость к вибрации | 30г / 5г | Adapted to industrial site environments |
- Кросс-брендовый & Old/New Model Replacement List
| Оригинальная модель | Запасная модель | Бренд | Replacement Description |
| 6EP1334-1LD00 | 6EP1334-1LD01 | Сименс | In-series upgrade; output current raised to 14.6A, полностью функционально совместим |
| 6EP1334-1LD00 | 6EP1334-1LA00 | Сименс | SITOP PSU100L series, similar functions with different mounting dimensions |
| 6EP1334-1LD00 | SD24-300 | Феникс Контакт | 24V/12.5A, flat design, DIN rail mount |
| 6EP1334-1LD00 | TRIO-PS/3AC/24DC/12.5 | Вайдмюллер | Wide-range input, защита IP20, equivalent performance |
Совет по выбору: PSU100D (old) / LD01 (new); 24V/12.5A upgraded to 14.6A. For third-party alternatives, choose Phoenix Contact SD24 or Weidmüller TRIO series.
- Full Model List (SITOP PSU100D Series)
| Модель | Номер детали | Выходной рейтинг | Входной диапазон | Ключевые особенности |
| PSU100D 24V/2.2A | 6EP1331-1LD00/1LD01 | 24V DC/2.2A | 100-240В и | Низкая мощность, natural convection cooling |
| PSU100D 24V/3.1A | 6EP1332-1LD00/1LD01 | 24V DC/3.1A | 100-240В и | Low-to-medium power, natural convection cooling |
| PSU100D 24V/4.1A | 6EP1332-2LD00/2LD01 | 24V DC/4.1A | 100-240В и | Medium power, natural convection cooling |
| PSU100D 24V/6.2A | 6EP1333-1LD00/1LD01 | 24V DC/6.2A | 100-240В и | Medium power, natural convection cooling |
| PSU100D 24V/12.5A | 6EP1334-1LD00 | 24V DC/12.5A | 100-240V AC/120-370V DC | High power, fan cooling |
| PSU100D 24V/14.6A | 6EP1334-1LD01 | 24V DC/14.6A | 100-240V AC/120-370V DC | Upgraded high power model, fan cooling |
| PSU100D 12V/3A | 6EP1321-1LD00 | 12V DC/3A | 100-240В и | 12V output, низкая мощность |
- Распространенные неисправности & Руководство по устранению неполадок
| Явление неисправности | Возможные причины | Troubleshooting Steps | Решения |
| Нет вывода, green indicator off | 1. Abnormal input power | 1. Measure input voltage (диапазон: 85-264В) | 1. Repair input power supply |
| 2. Defective power module | 2. Check if power switch is turned on | 2. Replace the power module | |
| 3. Неправильная проводка | 3. Verify polarity of input and output wiring | 3. Rewire in accordance with manuals | |
| Низкий / unstable output voltage | 1. Overloaded load | 1. Check if output current exceeds 12.5A | 1. Reduce load or use higher-power power supply |
| 2. Misadjusted voltage potentiometer | 2. Inspect position of voltage adjustment knob | 2. Readjust output voltage to 24V | |
| 3. Aging filter capacitors | 3. Check capacitors for bulging or leakage | 3. Replace faulty filter capacitors | |
| 4. Overheating due to fan failure | 4. Verify fan operation | 4. Replace the fan | |
| Frequent power supply restarts | 1. Excessive input voltage fluctuation | 1. Test input ripple with oscilloscope | 1. Add input filter or voltage stabilizer |
| 2. Instantaneous load overload | 2. Check load for short circuit or inrush current | 2. Optimize load design and add buffer circuit | |
| 3. Activated overtemperature protection | 3. Measure housing temperature (limit: 85°С) | 3. Improve ventilation and remove dust | |
| Excessive output ripple | 1. Failed output filter capacitors | 1. Measure output ripple (limit: 150mVpp) | 1. Replace output filter capacitors |
| 2. Unstable load | 2. Check load for high-frequency switching components | 2. Add filter circuit at load side | |
| 3. Poor grounding | 3. Inspect grounding connection | 3. Implement single-point grounding to reduce interference |
- Application Environments & Industry Cases
6.1 Применимые сценарии
Промышленная автоматизация: Power supply for PLC, ЧМИ, датчики, actuators and other control components
Механическое оборудование: 24V control circuits of packaging machines, станки, роботы, и т. д..
Управление процессом: Power supply for precision devices such as instruments, valve positioners and analytical equipment
Harsh Industrial Environments: Wide operating temperature (-10°С ~ +70°С), shock and vibration resistance, suitable for factory workshops
Space-limited Installation: Flat form factor, supports DIN rail mounting or direct installation inside equipment
6.2 Not Recommended Scenarios
Ultra-high precision applications (ripple ＜50mVpp): Adopt high-precision power supplies of SITOP PSU6200 series
Outdoor installation without extra protection: IP20 rating requires additional protective enclosures
High electromagnetic interference environments: Equip with EMC filters or isolation transformers
6.3 Типичные случаи применения
Случай 1: PLC Control System for Automotive Component Production Line
Конфигурация
Источник питания: 6EP1334-1LD00 (24V/12.5A)
Контроллер: S7-1200 PLC + KTP700 HMI
Loads: 16 электромагнитные клапаны, 20 proximity switches, 8 фотоэлектрические датчики
Процесс
Controls automotive seat assembly lines for part conveying, позиционирование, pressing and other processes
Result
Wide input voltage range adapts to grid fluctuations and ensures continuous line operation
Short-circuit protection prevents system downtime caused by solenoid valve faults and improves equipment reliability
Случай 2: Drive System for Food Packaging Machinery
Конфигурация
Источник питания: 2 pcs × 6EP1334-1LD00 (redundant configuration)
Drives: 3 pcs × V90 servo drives
Control Components: Touch panel, encoders, safety relays
Процесс
Controls feeding, sealing, cutting and other high-speed & high-precision actions of packaging machines
Result
Redundant design enhances system availability and avoids line shutdown due to power failure
Low ripple output ensures stable operation of servo drives and improves packaging accuracy
Случай 3: Power Supply System for Warehouse & Logistics AGV
Конфигурация
Источник питания: 6EP1334-1LD00 (installed inside AGV control cabinet)
Battery Charger: SITOP Charger 24V/5A
Loads: AGV controller, motor drives, laser navigation sensors
Процесс
Provides 24V control power for AGV and charges backup batteries simultaneously
Result
Wide temperature tolerance adapts to warehouse environments; vibration resistance fits mobile equipment
High efficiency saves energy, extends battery life and reduces operational costs
- Установка & Рекомендации по техническому обслуживанию
- Installation Position
Install inside control cabinet, keep away from direct sunlight and heat sources. Reserve a clearance of ≥50mm for heat dissipation.
Mount vertically to ensure unobstructed airflow for the built-in fan (12.5A model equipped with fan).
- Требования к проводке
Separate input and output cables to avoid interference.
Use power cables with cross-sectional area ≥2.5mm² to guarantee current-carrying capacity.
Apply single-point grounding for shielded cables; grounding at the power input side is recommended.
- Periodic Maintenance
Inspect fan operation and remove dust every 3 месяцы.
Measure output voltage and ripple every 6 months to maintain stable performance.
Check capacitor condition and replace aged units annually.
- Запасное решение
Prioritize the upgraded model 6EP1334-1LD01 (24V/14.6A) for new projects.
For higher reliability requirements, select redundant power supply systems of SITOP PSU8200 series.
