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This is a flat-type switching power supply of Siemens SITOP PSU100D series, número da peça 6EP1334-1LD00. Ele é projetado para fonte de alimentação de 24 Vcc em sistemas de controle de automação industrial. Este modelo foi descontinuado, e a variante atualizada 6EP1334-1LD01 da mesma série SITOP PSU100D é recomendada como substituição.
- Definição de código de modelo
| Segmento de modelo | Significado | Descrição |
| 6EP | Siemens Power Supply | Product code for Siemens power supply series |
| 1334 | Product Group | Flat power supply of PSU100D series, 24V DC output, 12.5Uma classificação |
| 1LD00 | Version Code | Revision number: 1 = basic version, LD = PSU100D series, 00 = original release |
| PSU100D | Série de produtos | Flat power supply; 100 = series code, D = flat design |
| 24V/12.5A | Especificação de saída | 24V DC output voltage, 12.5A output current, rated power 300W |
- Principais Especificações Técnicas
| Categoria | Dados Técnicos | Observações |
| Informações gerais | ||
| Tipo de produto | Flat-type switching power supply | SITOP PSU100D series, single-phase input |
| Número da peça | 6EP1334-1LD00 | Unique official Siemens part code |
| Modelo de substituição | 6EP1334-1LD01 | Upgraded version with output current increased to 14.6A |
| Peso | 0.81 kg | Rust-proof aluminum alloy housing, robust and durable |
| Status | Descontinuado | Manufacturer recommends the upgraded model for replacement |
| Parâmetros Elétricos | ||
| Faixa de tensão de entrada | AC 85-132V / 170-264V | Wide-range input with automatic range switching |
| DC 120-370V | ||
| Frequência de entrada | 47-63 Hz | Compatible with global power grids |
| Rated Output Voltage | CC 24V | Standard voltage for industrial control |
| Output Voltage Adjustment Range | 22-28 V | Adjustable to suit various load requirements |
| Corrente de saída nominal | 12.5 UM | Potência nominal: 300C |
| Output Ripple | ≤150 mVpp | Low ripple, ideal for sensitive electronic devices |
| Eficiência | Aprox.. 88% | Energy-saving design |
| Fator de potência | ≥0,95 | Grid-friendly performance |
| Funções de proteção | ||
| Proteção contra sobrecorrente | Short-circuit protection with auto-recovery | Operates in hiccup mode under output short circuit |
| Proteção contra sobretensão | 28.5-30 V | Prevents load damage caused by overvoltage |
| Overtemperature Protection | Activates when internal temperature ＞85°C | Automatic load reduction or shutdown |
| Reverse Polarity Protection | Disponível | Protects power supply from incorrect wiring |
| Mecânico & Parâmetros Ambientais | ||
| Dimensões (L × A × P) | 105 × 125 × 120 milímetros | Compact flat design for space saving |
| Tipo de montagem | Montagem em trilho DIN / Direct mounting | Flexible installation options |
| Material da Habitação | Rust-proof aluminum alloy | Excellent heat dissipation, Classe de proteção IP20 |
| Temperatura operacional | -10…+70°C | No derating required below +50°C |
| Temperatura de armazenamento | -25…+85°C | Suitable for harsh storage conditions |
| Umidade relativa | 10…95% | Sem condensação |
| Choque / Resistência à vibração | 30g / 5g | Adapted to industrial site environments |
- Cross-brand & Old/New Model Replacement List
| Modelo original | Modelo de substituição | Marca | Replacement Description |
| 6EP1334-1LD00 | 6EP1334-1LD01 | Siemens | In-series upgrade; output current raised to 14.6A, fully functionally compatible |
| 6EP1334-1LD00 | 6EP1334-1LA00 | Siemens | SITOP PSU100L series, similar functions with different mounting dimensions |
| 6EP1334-1LD00 | SD24-300 | Contato Fênix | 24V/12.5A, flat design, Montagem em trilho DIN |
| 6EP1334-1LD00 | TRIO-PS/3AC/24DC/12.5 | Weidmüller | Wide-range input, Proteção IP20, equivalent performance |
Dica de seleção: PSU100D (old) / LD01 (novo); 24V/12.5A upgraded to 14.6A. For third-party alternatives, choose Phoenix Contact SD24 or Weidmüller TRIO series.
- Lista completa de modelos (SITOP PSU100D Series)
| Modelo | Número da peça | Output Rating | Faixa de entrada | Principais recursos |
| PSU100D 24V/2.2A | 6EP1331-1LD00/1LD01 | 24V DC/2.2A | 100-240V e | Baixo consumo de energia, natural convection cooling |
| PSU100D 24V/3.1A | 6EP1332-1LD00/1LD01 | 24V DC/3.1A | 100-240V e | Low-to-medium power, natural convection cooling |
| PSU100D 24V/4.1A | 6EP1332-2LD00/2LD01 | 24V DC/4.1A | 100-240V e | Medium power, natural convection cooling |
| PSU100D 24V/6.2A | 6EP1333-1LD00/1LD01 | 24V DC/6.2A | 100-240V e | 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 | 100-240V e | 12V output, baixa potência |
- Falhas Comuns & Guia de solução de problemas
| Fenômeno de falha | Possíveis causas | Etapas de solução de problemas | Soluções |
| No output, green indicator off | 1. Abnormal input power | 1. Medir a tensão de entrada (faixa: 85-264V) | 1. Repair input power supply |
| 2. Defective power module | 2. Check if power switch is turned on | 2. Replace the power module | |
| 3. Fiação incorreta | 3. Verify polarity of input and output wiring | 3. Rewire in accordance with manuals | |
| Baixo / 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. Capacitores de filtro envelhecidos | 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°C) | 3. Improve ventilation and remove dust | |
| Ondulação de saída excessiva | 1. Failed output filter capacitors | 1. Measure output ripple (limit: 150mVpp) | 1. Replace output filter capacitors |
| 2. Carga instável | 2. Check load for high-frequency switching components | 2. Add filter circuit at load side | |
| 3. Aterramento deficiente | 3. Inspect grounding connection | 3. Implement single-point grounding to reduce interference |
- Application Environments & Casos da Indústria
6.1 Cenários Aplicáveis
Automação Industrial: Power supply for PLC, IHM, sensores, actuators and other control components
Equipamento Mecânico: 24V control circuits of packaging machines, máquinas-ferramentas, robôs, etc..
Controle de Processo: Power supply for precision devices such as instruments, valve positioners and analytical equipment
Harsh Industrial Environments: Wide operating temperature (-10°C ~ +70°C), 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 Cenários não recomendados
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 Casos de aplicação típicos
Caso 1: PLC Control System for Automotive Component Production Line
Configuração
Fonte de energia: 6EP1334-1LD00 (24V/12.5A)
Controlador: S7-1200 PLC + KTP700 HMI
Loads: 16 válvulas solenóides, 20 proximity switches, 8 sensores fotoelétricos
Processo
Controls automotive seat assembly lines for part conveying, posicionamento, pressing and other processes
Resultado
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
Caso 2: Drive System for Food Packaging Machinery
Configuração
Fonte de energia: 2 pcs × 6EP1334-1LD00 (redundant configuration)
Unidades: 3 pcs × V90 servo drives
Control Components: Touch panel, encoders, safety relays
Processo
Controls feeding, vedação, cutting and other high-speed & high-precision actions of packaging machines
Resultado
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
Caso 3: Power Supply System for Warehouse & Logistics AGV
Configuração
Fonte de energia: 6EP1334-1LD00 (installed inside AGV control cabinet)
Battery Charger: SITOP Charger 24V/5A
Loads: AGV controller, motor drives, laser navigation sensors
Processo
Provides 24V control power for AGV and charges backup batteries simultaneously
Resultado
Wide temperature tolerance adapts to warehouse environments; vibration resistance fits mobile equipment
High efficiency saves energy, extends battery life and reduces operational costs
- Instalação & Diretrizes de Manutenção
- Posição de instalação
Instale dentro do gabinete de controle, 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).
- Requisitos de fiação
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 meses.
Measure output voltage and ripple every 6 months to maintain stable performance.
Check capacitor condition and replace aged units annually.
- Solução de substituição
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.
