Siemens Circuit breaker, 3-pole, Curve C, 10kA, 13A Part number 5SJ4313-7HG42

Product Overview

The Siemens 5SJ4313-7HG42 is a 3-pole miniature circuit breaker from the SENTRON 5SJ4 series, rated at 13 A with a C-type tripping characteristic and a short-circuit breaking capacity of up to 10 kA (standard rating). It is designed for industrial and infrastructure applications to provide reliable overload and short-circuit protection in compact distribution systems.

Key Features

• 3-pole miniature circuit breaker (3 P) with C-curve tripping characteristic
• Rated current: 13 A at 400 V AC
• Short-circuit breaking capacity: 10 kA (according to EN 60898) and up to 15 kA (according to IEC 60947-2)
• Rated operational voltage: 480 V AC / 277 V AC (UL) and up to 60 V DC
• Compact width: 3 modular width units, DIN-rail mountable
• Touch-protected terminals and halogen-free, silicon-free construction

Technical Specifications

• Product Series: Siemens SENTRON 5SJ4 Miniature Circuit Breaker
• Article Number: 5SJ4313-7HG42
• Number of Poles: 3
• Tripping Characteristic: C-type
• Rated Current (In): 13 A
• Rated Operational Voltage (Ue): 400 V AC (typically)
• Short-Circuit Breaking Capacity (Icu): 10 kA (EN 60898) / 15 kA (IEC 60947-2)
• Width (Installation): 54 mm (3 width units)
• Height: 121 mm
• Depth (Installation): 70–76 mm
• Net Weight (Approx.): 0.499 kg
• Protection Class: IP20 with connected conductors
• Ambient Operating Temperature: –25 °C to +55 °C

Compliance & Certifications

• Complies with IEC/EN 60947-2 and IEC/EN 60898 standards for miniature circuit breakers
• UL 489 & CSA certified for 480Y/277 V AC operation
• Designed for industrial and infrastructure applications in accordance with Siemens quality and safety standards

Applications

Ideal for use in low-voltage distribution boards, control panels, industrial switchgear, and infrastructure installations where compact size, high breaking capacity and reliable protection are required. The 5SJ4313-7HG42 supports safe overload and short-circuit protection for feeders, motors or equipment in industrial and commercial electrical systems.