ABB PFSA103D 3BSE002492R0001 Product Documentation

Product Introduction

The ABB PFSA103D 3BSE002492R0001 is a high-performance safety relay module designed for industrial automation applications. It provides reliable safety functions, including emergency stop, safety gate monitoring, and safety interlocking. This module is part of ABB’s renowned safety product range, ensuring compliance with international safety standards such as IEC 61508 and ISO 13849.

The PFSA103D is engineered for demanding environments, offering robust construction and high immunity to electrical noise. It is widely used in machinery safety systems, manufacturing plants, and process industries where personnel and equipment protection are critical.

Product Advantages

1. High Reliability – Designed for fail-safe operation with redundant circuits to ensure safety function execution.
2. Compact Design – Space-saving module suitable for control panels with limited space.
3. Easy Integration – Compatible with ABB’s automation systems and third-party safety devices.
4. Wide Voltage Range – Supports multiple input voltages for flexible installation.
5. Certified Safety – Meets SIL 3 (Safety Integrity Level) and PL e (Performance Level e) standards.
6. Durability – High resistance to vibration, shock, and harsh industrial conditions.

Technical Specifications

Applications

The PFSA103D is widely used in:

• Machine Safety Systems – Emergency stop circuits, safety interlocks.
• Automated Production Lines – Safety gate monitoring, robot cell protection.
• Material Handling – Conveyor safety, crane controls.
• Process Industries – Safety shutdown systems in chemical and oil & gas plants.

Compatible & Recommended Accessories

• Mounting Rail – DIN rail TS35 (ABB part: 3BSE003902R0001)
• Terminal Connectors – Phoenix Contact 2.5 mm² screw terminals
• Safety Input Devices – ABB ESM (Emergency Stop Module)
• Power Supply – ABB CP-S 24V DC power unit

Installation Instructions

1. Mounting – Secure the module on a standard DIN rail (35 mm) in a control cabinet.
2. Wiring – Connect the power supply (24V DC) to terminals A1 (+) and A2 (-).
3. Safety Inputs – Wire emergency stop buttons or safety sensors to the input terminals (S11-S12, S21-S22).
4. Outputs – Connect safety outputs (13-14, 23-24, 33-34) to the controlled equipment.
5. Testing – Perform a functional test to verify proper operation before commissioning.

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Frequently Asked Questions (FAQ)

Q1: What safety standards does the PFSA103D comply with?
A1: The PFSA103D meets SIL 3 (IEC 61508) and PL e (ISO 13849-1) safety standards.

Q2: Can this relay be used for emergency stop applications?
A2: Yes, it is suitable for emergency stop circuits when wired correctly with approved safety devices.

Q3: What is the maximum switching current of the contacts?
A3: The safety contacts support up to 6A at 24V DC (resistive load).

Q4: Is the PFSA103D compatible with non-ABB safety devices?
A4: Yes, it can interface with third-party safety components if they meet the required safety ratings.

Q5: How should the module be tested after installation?
A5: Perform a manual test by triggering the safety inputs and verifying the output response.

Q6: What is the expected lifespan of the PFSA103D?
A6: Under normal operating conditions, the relay has a mechanical lifespan of 10 million operations.