May 27, 2026

B&R 3BP155.41 2005 Base Module

The 3BP155.41 is a 6-slot base module from the B&R SYSTEM 2005 series, serving as the core mechanical and electrical foundation for small-scale industrial control systems. It provides stable mechanical mounting and reliable bus interconnection for CPU, power supply, and various I/O modules. Equipped with an integrated backup battery, it ensures the secure retention of system data and programs during power outages. Built with industrial-grade materials and optimized for electromagnetic compatibility, this module delivers dependable performance in harsh industrial environments, acting as a compact and cost-effective backbone for streamlined automation solutions.

Description

B&R 3BP155.41 2005 Base Module

Product Introduction

Basic Information

Model: 3BP155.41
Brand: B&R (Bernecker + Rainer, ABB Group)
Series: SYSTEM 2005
Product Type: 6-Slot Base Module / Backplane Module
Number of Slots: 6 standard module slots
Backup Battery: Integrated lithium battery for data retention
Dimensions: Width 240 mm, Height 165 mm, Depth 23 mm
Weight: Approximately 0.25 kg
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 Method: DIN rail mounting or direct panel mounting
Bus Standard: SYSTEM 2005 dedicated backplane bus, compatible with X2X communication protocol

Function and Positioning

The 3BP155.41 integrates mechanical fixation and electrical interconnection, functioning as the mechanical support and electrical communication hub for SYSTEM 2005-based control systems. It securely holds up to 6 modules, enabling high-speed data exchange and signal transmission between components via the backplane bus. The integrated backup battery prevents critical data loss during unexpected power interruptions. Positioned as a compact, space-saving base solution, it is ideal for small automation systems with limited I/O requirements, prioritizing cost efficiency, easy installation, and reliable operation.

Core Performance Parameters

Slot Specification: 6 universal slots, fully compatible with all standard SYSTEM 2005 modules
Bus Performance: High-speed parallel backplane bus with stable signal transmission
Battery Function: Long-life lithium battery providing continuous data protection after power loss
Mechanical Strength: High structural rigidity to support full 6-slot module installation
Contact Reliability: Gold-plated contacts for low resistance and long-term electrical stability
Insulation Performance: High insulation resistance between internal bus and metal chassis
EMC Compliance: Meets EN 61000-6-2 and EN 61000-6-4 standards
Vibration Resistance: Compliant with IEC 60068-2-6
Shock Resistance: Compliant with IEC 60068-2-27
Construction: High-strength engineering plastic with metal reinforcement

General Compatible Accessories

B&R SYSTEM 2005 CPU modules and power supply modules
SYSTEM 2005 digital/analog I/O, temperature, and communication modules
24 VDC industrial power supplies for field devices
DIN rail mounting kits and standard control cabinet components
B&R Automation Studio V4.x and above for configuration and diagnostics
Shielded cables for industrial signal and communication connections
Matching terminal blocks for on-site wiring

Applicable Equipment Fields

Factory Automation: Small packaging machinery, textile auxiliary equipment, and assembly stations
Process Industry: Laboratory equipment, small-scale food processing, and water treatment units
Energy Sector: HVAC systems, boiler auxiliary control, and renewable energy equipment
General Machinery: Printing devices, material handling equipment, and plastic processing machinery
Building Automation: Clean room monitoring and small facility environmental control
Compact automation projects based on B&R SYSTEM 2005 requiring a 6-slot base module

Contact Info