Name: ALSTOM EP3-E-4-A Switched-Mode Power Supply Module | Qiming Automation
Brand: ALSTOM
Price: 43585.00 CNY
Availability: InStock

Description

The ALSTOM EP3-E-4-A functions as a switched-mode power supply (SMPS), converting AC input voltage into a stable DC output. It accepts a wide range of AC input voltages (typically 85-264V AC), making it adaptable to different regional power grids and varying input conditions. This flexibility is particularly valuable in industrial settings where the main power supply may experience fluctuations due to heavy machinery operation or grid instability.

EP3-E-4-A

One of the key features of the EP3-E-4-A is its high efficiency, often exceeding 90%. This means less energy is wasted as heat, reducing both operational costs and the need for extensive cooling systems in control cabinets. It also incorporates advanced protection mechanisms, including overvoltage protection, overcurrent protection, short-circuit protection, and overtemperature protection. These features safeguard both the power supply module itself and the connected equipment from damage in abnormal operating conditions.

The module is designed for easy integration into industrial control panels. It features a compact form factor and DIN rail mounting, allowing for space-efficient installation alongside other control components. Additionally, it provides a reliable 24V DC output with a maximum current capacity (detailed in the specifications table), capable of powering multiple devices simultaneously.

EP3-E-4-A

Technical specifications:
Model Number EP3-E-4-A
Brand ALSTOM
Type Switched-Mode Power Supply Module
Input Voltage 85 – 264V AC (50/60Hz)
Output Voltage 24V DC ± 0.5V
Output Current 4A (maximum continuous)
Operating Temp Range -25°C to +70°C
Mounting Style DIN rail (35mm)
Dimensions 120mm x 60mm x 100mm (W x H x D)
Weight 350g
Efficiency ≥ 90% at full load
Compliance IEC 60950-1, CE, UL 508
Protection Features Overvoltage, overcurrent, short-circuit, overtemperature
Typical Power Draw Dependent on load (up to 96W at full output)

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EP3-E-4-A

Application areas:

The ALSTOM EP3-E-4-A finds applications across various industries. In water and wastewater treatment plants, it powers the control systems of pumps, valves, and level sensors. The stable DC output ensures that these devices operate accurately, maintaining proper water flow and treatment processes.

In food and beverage processing facilities, where hygiene and reliability are paramount, the module provides power to the control electronics of filling machines, conveyor systems, and temperature sensors. Its ability to operate in a range of temperatures and resist electrical noise ensures consistent performance in these demanding environments.

In renewable energy installations, such as solar farms or wind turbines, the EP3-E-4-A supplies power to the monitoring and control systems. It withstands the voltage fluctuations common in these settings, ensuring that data from weather sensors, power inverters, and battery storage systems is transmitted reliably to the central management system.

EP3-E-4-A

Main features and advantages:

The ALSTOM EP3-E-4-A offers several significant benefits to industrial operations. Its wide input voltage range ensures compatibility with global power standards, making it a versatile choice for multinational industrial facilities. The high efficiency not only reduces energy consumption but also minimizes heat generation, which is crucial for maintaining a stable temperature in control cabinets packed with electronic components. This, in turn, extends the lifespan of both the power supply module and the connected equipment.

The robust protection mechanisms provide an added layer of security. In the event of a short circuit in a connected sensor, the module quickly shuts down the output to prevent damage, then automatically resumes operation once the fault is resolved. This self-recovery feature reduces the need for manual intervention, saving time and minimizing downtime.

The compact design of theEP3-E-4-A allows for easy installation in space-constrained control panels. Its DIN rail mounting ensures a secure and standardized fit, simplifying both initial setup and future maintenance or upgrades.

EP3-E-4-A

Related products:

ALSTOM EP3-E-2-A – A lower current variant (2A output) suitable for smaller-scale applications with lower power demands.

ALSTOM EP3-E-6-A – A higher current version (6A output) designed for powering larger arrays of industrial devices.

ALSTOM EP3-E-4-AR – A redundant power supply module with dual inputs, ensuring uninterrupted power in critical systems where downtime is not tolerated.

ALSTOM PS-100 – A companion power monitoring module that works with the EP3-E-4-A to track power consumption and detect anomalies.

ALSTOM EP3-E-4-A-EXT – An extension module that provides additional output terminals, facilitating connections to multiple devices in complex control systems.

ALSTOM EMI-200 – An electromagnetic interference filter that can be paired with the EP3-E-4-A to further reduce electrical noise in sensitive environments.

EP3-E-4-A

Installation and maintenance:

Installing the ALSTOM EP3-E-4-A requires attention to electrical safety and proper wiring. The input terminals should be connected to a properly grounded AC power source within the specified voltage range. It is essential to ensure that the total current draw of the connected devices does not exceed the module’s maximum output current of 4A to prevent overloading.

The module should be mounted on a clean, dry DIN rail in a control cabinet with adequate ventilation. Avoid installing it near heat sources or in areas prone to excessive dust, moisture, or vibration, as these can affect performance and longevity. During installation, double-check all wiring connections to ensure they are secure and correctly polarized to prevent short circuits.

For ongoing maintenance, regularly inspect the module for signs of overheating, such as discoloration or a burning odor. Check the input and output voltage levels periodically using a multimeter to ensure they remain within the specified ranges. Clean the module and its surroundings to prevent dust buildup, which can impede heat dissipation.

If the module enters a protective shutdown mode (indicated by no output voltage), first check for short circuits or overloads in the connected devices. Once the fault is cleared, the module should resume normal operation automatically. If problems persist, refer to the technical documentation or contact ALSTOM’s support team for assistance.

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