ABB YL787001-B/2 Power Module

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1. Product Overview

The ABB YL787001-B/2 is a high-performance power module designed for ABB industrial automation and control systems. It provides stable DC power to processor modules, I/O modules, and interface modules, ensuring reliable operation of the entire system. The YL787001-B/2 features high efficiency, wide input voltage range, and multiple protection functions, suitable for demanding industrial environments.

2. Technical Specifications

Electrical Specifications

• Model: YL787001-B/2

• Input Voltage Range: 380–480 V AC

• Output Voltage: 24 V DC

• Output Current: 10 A

• Power: 240 W

• Efficiency: ≥ 92%

• Protection Functions: Overload, overvoltage, short-circuit protection

• Output Ripple: ≤ 1%

• Communication Interface: Supports module status monitoring

Environmental & Installation

• Operating Temperature: 0°C … +55°C

• Storage Temperature: –25°C … +70°C

• Protection Degree: IP20

• Mounting: DIN rail or module slot installation

• Dimensions (WxHxD): 90 mm × 125 mm × 120 mm

• Weight: Approx. 1.0 kg

Additional Features

• Modular design for easy replacement and maintenance

• LED status indicators (Normal / Fault)

• Compatible with ABB DCS and PLC systems

• Provides system monitoring and diagnostics

3. Advantages & Key Features

1. High efficiency and stability — Provides reliable DC power for stable industrial automation operation.

2. Multiple protection functions — Overload, short-circuit, and overvoltage protection enhance system safety.

3. Modular design — Quick installation, removal, and maintenance, allowing easy expansion.

4. Wide input voltage range — Suitable for various industrial power environments.

5. Clear LED status indication — Facilitates monitoring and fault diagnostics.

6. Strong compatibility — Works with ABB DCS, PLC, and related modules.

4. Application Areas

• ABB Distributed Control Systems (DCS)

• PLC control systems and industrial automation equipment

• Power supply for power plants, chemical plants, and water treatment systems

• Industrial production lines and process control systems

• Automation control panels and auxiliary equipment

• Power supply for industrial field instruments and interface modules

5. Precautions

1. Verify input voltage and load meet module specifications before installation.

2. Install the module in a well-ventilated, dry control cabinet, avoiding dust, moisture, and high temperature.

3. Follow manuals and standards strictly for wiring and module insertion/removal.

4. Avoid prolonged overload operation to extend module life.

5. Periodically check LED indicators and system monitoring information to ensure normal operation.

6. Disconnect power before installation or maintenance to ensure safety.

The structure and details of the product：

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