Siemens Miniature circuit breaker, 3-pole, 400V, 15kA, 32A Part number 5SY7332-7CC

Product Overview

Siemens SENTRON miniature circuit breaker (5SY7332-7CC) is a 2-pole protective device designed to provide reliable overload and short-circuit protection in low-voltage electrical installations. With a rated current of 32 A and a C-type tripping characteristic, this breaker is suited for general power distribution and branch circuit protection in industrial, commercial and residential systems. Its compact modular design supports DIN rail mounting and secure screw terminal connections, offering dependable protection for three-phase or split-phase circuits.

Key Features

• SENTRON miniature circuit breaker
• 2-pole configuration for two-phase or three-phase protection
• Rated current: 32 A
• C-curve magnetic-thermal trip characteristic
• Overload and short-circuit protection
• High breaking capacity for robust protection
• Compact modular housing for DIN rail mounting
• Screw terminal connections for secure wiring
• Touch-protected and sealable design

Technical Specifications

• Article Number: 5SY7332-7CC
• Product Family: SENTRON 5SY7 miniature circuit breakers
• Device Type: Miniature circuit breaker (MCB)
• Number of Poles: 2
• Rated Current (In): 32 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 mounting (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 match IEC and EN circuit breaker specifications
• CE compliant
• RoHS compliant

Applications

The Siemens 5SY7332-7CC SENTRON miniature circuit breaker is used to protect two-pole electrical circuits in industrial, commercial and residential distribution boards. It provides reliable overload and short-circuit protection for feeders, branch circuits and general power circuits, making it suitable for power distribution panels, machinery control boards and building installations.