Siemens 5SV3 RCCB, type A, 4-pole, 30mA, 63A Part number 5SV3346-6

Product Overview

The Siemens 5SV3346-6 is a SENTRON 5SV3 residual current circuit breaker (RCCB) – 4-pole, Type A, rated 63 A with 30 mA tripping sensitivity and designed for AC 400 V systems. It provides protection against residual fault currents and is intended for both personnel and fire-protection applications in industrial and commercial installations.

Key Features

• 4-pole residual current circuit breaker (RCCB) from the SENTRON 5SV3 series
• Rated operational current: 63 A
• Tripping sensitivity: 30 mA (for fault current detection)
• Type A fault current characteristic (detects AC + pulsating DC residual currents)
• DIN-rail mounting adaptation (standard footprint)
• Designed for both personnel protection and fire protection applications

Technical Specifications

• Product Series: SENTRON 5SV3
• Article Number: 5SV3346-6
• Number of Poles: 4
• Rated Operational Current (In): 63 A
• Tripping Fault Current (IΔn): 30 mA
• Rated Operational Voltage (Ue): 400 V AC
• Short-Circuit Current Rating (Icu): 10 kA (typical)
• Insulation Voltage (Ui): 2 000 V
• Ambient Operating Temp: –25 °C … +45 °C
• Width (module units): 4 TE (~72 mm)

Compliance & Certifications

• Manufactured by Siemens to comply with IEC/EN standards for residual-current devices
• Designed to meet both personnel safety and fire-protection requirements in low-voltage distribution systems

Applications

Ideal for installation in industrial, commercial and infrastructure distribution boards, switchgear and panel systems where 4-pole residual current protection is required. Suitable for TT and TN distribution systems, equipment feeders, branch circuits and where both human safety and fire hazard mitigation are essential.