Siemens Miniature circuit breaker, 3-pole, 400V, 15kA, 16A Part number 5SY7316-7CC

Product Overview

Siemens SENTRON miniature circuit breaker (5SY7316-7CC) is a 2-pole protective device designed to provide overload and short-circuit protection in low-voltage electrical systems. With a rated current of 16 A and a C-type magnetic-thermal tripping characteristic, this breaker is suited for general power distribution and branch circuit protection in industrial, commercial and residential installations. Its compact modular housing and DIN rail mounting support easy installation and secure screw terminal wiring.

Key Features

• SENTRON miniature circuit breaker
• 2-pole configuration for split-phase or three-phase applications
• Rated current: 16 A
• C-curve magnetic-thermal tripping behaviour
• Provides overload and short-circuit protection
• High breaking capacity for robust protection
• Compact modular housing for DIN rail mounting
• Screw terminal connections for reliable wiring
• Touch-protected and sealable design

Technical Specifications

• Article Number: 5SY7316-7CC
• Product Family: SENTRON 5SY7 miniature circuit breakers
• Device Type: Miniature circuit breaker (MCB)
• Number of Poles: 2
• Rated Current (In): 16 A
• Tripping Characteristic: C-curve
• Rated Operational Voltage (AC): 230 / 400 V AC
• Rated Insulation Voltage (Ui): 440 V
• Rated Impulse Withstand Voltage (Uimp): 4 kV
• Breaking Capacity (AC): 15 kA typical
• Energy Limitation Class: 3
• Operational Frequency: 50 / 60 Hz
• Connection Type: Screw terminals (top and bottom)
• Connectable Conductor Cross-Section: 0.75 … 35 mm²
• Terminal Tightening Torque: 2.5 … 3.5 N·m
• Protection Class: IP20 with connected conductors
• Degree of Pollution: 3
• Overvoltage Category: III
• Mounting: DIN rail (any position)
• Modular Width Units: 2
• Dimensions (H × W × D): approx. 90 mm × 36 mm × 70 mm
• Weight (approx.): ~0.32 kg
• Operating Ambient Temperature: –25 °C to +55 °C
• Storage Temperature: –40 °C to +75 °C

Compliance & Certifications

• Manufactured to Siemens electrical protection standards
• Designed to meet IEC and EN circuit breaker requirements
• CE compliant
• RoHS compliant

Applications

The Siemens 5SY7316-7CC SENTRON miniature circuit breaker is used to protect two-pole electrical circuits in industrial, commercial and residential distribution boards. It provides dependable overload and short-circuit protection for feeders, branch circuits and general power loads, making it suitable for power distribution panels, machinery control boards and building installations.