Product Overview
The 5SY7 series miniature circuit breaker is a robust protective device designed for three-phase electrical installations in commercial and industrial applications. This 4-pole circuit breaker provides comprehensive protection against overload and short circuit conditions with 15 kA breaking capacity, featuring C-curve tripping characteristics optimized for general applications including motor circuits, lighting, and power distribution systems.
Key Features & Specifications
Technical Characteristics
Applications & Features
Perfect for protecting three-phase circuits in commercial buildings, industrial facilities, and infrastructure applications. Ideal for motor protection, three-phase lighting systems, power distribution panels, and general three-phase loads where reliable overcurrent protection is essential. Features as part of the SENTRON protection components family, providing effective protection against overloads and short circuits with automatic tripping functionality.
Safety & Protection
Designed for comprehensive three-phase circuit protection with simultaneous disconnection of all four poles during fault conditions. Provides reliable isolation to prevent equipment damage and ensure personnel safety. The 4-pole configuration ensures complete circuit isolation including neutral conductor for enhanced safety during maintenance operations.
Compliance & Certifications
Download existing graphical data for this product:
| Additional equipment possible | Yes |
| Ambient temperature during operating | 55 °C |
| Article Number (Market Facing Number) | 5SY7432-7CC |
| Built-in depth | 70 mm |
| Compliance with RoHS directive | Since: 2013.04.01 |
| Connectable conductor cross section multi-wired | 35 mm² |
| Connectable conductor cross section solid-core | 0.75 mm² |
| Country of origin | China |
| Degree of protection (IP) | IP20 |
| EAN | 4001869450179 |
| eClass | 12 |
| eClass | 14 |
| eClass | 6 |
| eClass | 7.1 |
| eClass | 8 |
| eClass | 9 |
| ETIM | 7 |
| ETIM | 8 |
| ETIM | 9 |
| Export Control Regulations | AL : N / ECCN : N |
| Factory Production Time | 5 Day/Days |
| Frequency | 50 Hz |
| Lead CAS-No. | 7439-92-1 > 0, 1 % (w / w) |
| Metal Factor | L-A----- |
| Net Weight (kg) | 0.640 Kg |
| Number of poles (total) | 4 |
| Number of protected poles | 4 |
| Over voltage category | 3 |
| Packaging Quantity | 1 |
| Pollution degree | 3 |
| Power loss | 13.2 W |
| Price Group / Headquarter Price Group | QG / 1HC |
| Product Description | Miniature circuit breaker 400 V 15kA, 4-pole, C, 32A |
| Quantity Unit | 1 Piece |
| Rated current | 32 A |
| Rated impulse withstand voltage Uimp | 4 kV |
| Rated insulation voltage Ui | 440 V |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V | 25 kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V | 25 kA |
| Rated voltage | 400 V |
| Release characteristic | C |
| UNSPSC | 15 |
| Voltage type | AC |
| WEEE Take-Back Obligation | Yes |
| Width in number of modular spacings | 4 |
Complete technical specifications (PDF)
Product brochure and catalog information
Installation and operation guide
Wiring and connection guide
Compliance and certification documents
Mechanical dimensions and mounting
Manufacturer product page and specifications
Product approvals and certificates
Environmental Product Declaration
Full specifications, datasheets and downloads