Siemens Residual current operated circuit breaker, 4-pole, type B

Product Overview

The Siemens 5SV3747-4 is a high-performance residual current circuit breaker designed for comprehensive protection in demanding industrial and commercial three-phase applications. This 4-pole RCCB features an 80 A current rating with 400 V operational voltage, Type B characteristic, and 500 mA residual current sensitivity with short-time delay functionality. Equipped with SIGRES technology, it provides reliable protection against smooth DC residual currents and extended test intervals, making it ideal for harsh ambient conditions and industrial environments with rectifier-fed equipment.

Key Features

• 500 mA Industrial Sensitivity: Designed for fire protection and equipment safety in industrial applications
• 4-Pole Configuration: Complete protection for three-phase systems with neutral monitoring
• Type B Characteristic: Advanced protection against AC and smooth DC residual currents
• Short-Time Delayed: Prevents nuisance tripping in industrial environments with transient currents
• SIGRES Technology: Enhanced reliability for harsh ambient conditions with extended test intervals
• German Engineering: Manufactured in Germany ensuring premium quality and reliability

Technical Specifications

• Current Rating: 80 A
• Voltage Rating: 400 V AC
• Residual Current Sensitivity: 500 mA
• Number of Poles: 4
• Type: B (AC + smooth DC)
• Function: Short-time delayed
• Net Weight: 0.456 kg
• Packaging Dimensions: 97.00 x 78.00 x 85.00 mm
• Country of Origin: Germany
• EAN: 4001869549132

Applications

This industrial residual current circuit breaker is particularly suitable for:

• Three-phase industrial motor circuits
• Industrial machinery and equipment protection
• Manufacturing and production line installations
• Heavy industrial electrical systems
• Rectifier-fed equipment protection
• Variable frequency drive installations
• Industrial automation systems
• Process control equipment circuits
• Large commercial electrical installations
• Fire protection in industrial facilities

Compliance & Certifications

• RoHS Compliance: Compliant since January 1, 2018
• WEEE Directive: Subject to take-back obligations under directive 2012/19/EU
• REACH Regulation: Contains lead and lead monoxide in concentrations higher than 0.1% w/w as per Article 33 requirements
• Export Control: AL: N / ECCN: 9N9999
• Product Class: A - Standard product with standard return guidelines

Product Classification

• eClass: 27-14-22-01 (versions 6-14)
• ETIM: EC000003 (versions 7-9)
• UNSPSC: 39-12-16-01
• Product Group: 5513

Download existing graphical data for this product:

• Product Datasheet
• Installation Manual
• SENTRON Product Catalog
• Technical Documentation