May 27, 2026

B&R 3BP151.41 2005 Base Module

The 3BP151.41 is a 12-slot base module from the B&R SYSTEM 2005 series, serving as the core mechanical and electrical interconnection unit for PLC and I/O modules. It provides robust mounting and high-speed parallel bus communication between CPU, power supply, and various I/O modules. Integrated with a backup battery, it ensures secure data and program retention during power failures. Built with industrial-grade construction and optimized EMC performance, it delivers stable operation in harsh industrial environments, making it a foundational component for building scalable, medium-sized automation systems.

Description

B&R 3BP151.41 2005 Base Module

Product Introduction

Basic Information

Model: 3BP151.41
Brand: B&R (Bernecker + Rainer, ABB Group)
Series: SYSTEM 2005
Product Type: 12-Slot Base Module / Backplane Rack
Number of Slots: 12 standard expansion slots
Backup Battery: Integrated and included for data retention
Dimensions: Width 480 mm, Height 165 mm, Depth 23 mm
Protection Class: IP20 (EN 60529)
Operating Temperature: 0 °C to +60 °C
Storage Temperature: -25 °C to +70 °C
Relative Humidity: 5%–95%, non-condensing
Certifications: CE, UL, EAC, UKCA
Mounting: DIN rail or panel mount in control cabinets
Bus Interface: SYSTEM 2005 backplane bus, supports X2X communication

Function and Positioning

The 3BP151.41 functions as the mechanical backbone and electrical communication hub for SYSTEM 2005-based automation solutions. It securely holds and electrically interconnects up to 12 modules, including CPU, power supply, digital/analog I/O, temperature, and communication modules. The high-speed backplane bus enables fast, reliable data exchange between all connected components, while the integrated backup battery safeguards critical data during power interruptions. Positioned as a cost-effective, medium-capacity base module, it is ideal for medium-sized automation projects requiring flexible I/O expansion, system scalability, and dependable performance in demanding industrial conditions.

Core Performance Parameters

Slot Configuration: 12 standard slots compatible with all SYSTEM 2005 modules
Bus Type: High-speed parallel backplane bus optimized for SYSTEM 2005
Data Transfer: Supports X2X bus communication for seamless module interaction
Battery Backup: Integrated lithium battery for data/program retention (included)
Mechanical Load Capacity: Designed for full 12-slot module configuration
Insulation Resistance: >10 MΩ between bus and chassis
EMC Compliance: EN 61000-6-2, EN 61000-6-4
Vibration Resistance: Compliant with IEC 60068-2-6
Shock Resistance: Compliant with IEC 60068-2-27
Material: High-strength industrial plastic and metal chassis
Module Compatibility: All standard SYSTEM 2005 CPU, I/O, and communication modules

General Compatible Accessories

B&R SYSTEM 2005 CPU modules (e.g., 3CP153.60-1)
SYSTEM 2005 power supply modules (e.g., 0PS105.1, 0PS205.1)
SYSTEM 2005 I/O modules (digital, analog, temperature, communication)
24 VDC industrial power supplies for field devices
DIN rail mounting kits and control cabinet accessories
B&R Automation Studio V4.x+ for system configuration and diagnostics
Shielded cables for communication and I/O signal connections
Terminal blocks (e.g., 3TB170.9/91) for field wiring

Applicable Equipment Fields

Process Automation: Chemical, pharmaceutical, food & beverage, water treatment, pulp & paper
Factory Automation: Automotive assembly lines, plastics machinery, packaging equipment, textile machinery
Energy Industry: Power plant auxiliary systems, renewable energy, HVAC, boiler and furnace control
Industrial Machinery: Machine tools, printing equipment, material handling systems
Building Automation: Large-scale facility management, clean room control, environmental monitoring
Transportation: Railway control systems, logistics automation equipment
SYSTEM 2005-based projects requiring 12-slot expansion and medium I/O capacity

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