MCB Circuit Breaker 100A 3-Pole

1. Product Overview

The MCB Circuit Breaker 100A 3-Pole is a high-capacity miniature circuit breaker designed to protect three-phase electrical systems against overloads and short circuits. It provides reliable circuit isolation and electrical protection across industrial facilities, commercial buildings, distribution networks, and infrastructure installations. Its robust construction supports dependable operation, improved electrical safety, and reduced equipment downtime. It is an essential component for modern electrical distribution and industrial power management.

2. Key Specifications & Technical Characteristics

• Product Type: Miniature Circuit Breaker (MCB)

• Rated Current: 100A

• Poles: 3-Pole (Three-Phase)

• Operating Voltage: Typically 400/415V AC

• Frequency: 50/60Hz

• Protection Functions: Overload and short-circuit protection

• Material Components: Flame-retardant insulating housing, copper alloy or copper conductors, silver-alloy contact materials, and internal thermal-magnetic protection mechanisms.

• Breaking Capacity: Manufacturer-dependent; commonly 6kA or 10kA.

• Trip Characteristics: B, C, or D curve, depending on model availability.

• Physical Characteristics: Compact modular design, durable insulated enclosure, and DIN-rail mounting compatibility.

• Packaging: Individual protective cartons and bulk export cartons.

• Shelf Life: Long-term storage under dry, clean, and temperature-controlled conditions.

• Origin: Subject to manufacturer and supplier specification.

3. Core Industrial Applications

• Manufacturing & Industrial Plants: Protects three-phase machinery, production equipment, and industrial electrical circuits against overloads and short circuits.

• Commercial Buildings: Supports electrical protection in distribution boards, office complexes, shopping centres, and commercial facilities.

• Power Distribution: Used in three-phase electrical distribution panels and sub-distribution systems.

• Construction & Infrastructure: Suitable for electrical installations in industrial buildings, warehouses, and infrastructure projects.

• Renewable Energy Systems: Applicable in compatible three-phase solar power distribution and auxiliary circuits.

Its three-pole configuration enables simultaneous switching and protection of all three phases, supporting safer electrical isolation and dependable circuit management.

4. Competitive Advantages

• Reliable Protection: Designed to provide consistent overload and short-circuit protection.

• Durable Construction: Insulated housing and robust internal components support dependable service performance.

• Operational Efficiency: Compact DIN-rail mounting simplifies installation and distribution-board integration.

• Supply Consistency: Suitable for bulk procurement and large-scale electrical installation projects.

• Competitive Sourcing: Bulk purchasing options support cost-efficient procurement for contractors, distributors, and industrial buyers.

• Export Readiness: Available in export-oriented packaging with manufacturer specifications and technical documentation, subject to supplier confirmation.

• Technical Compliance: Relevant IEC 60898-1 or IEC 60947-2 compliance documentation available depending on product classification and manufacturer.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): Bulk – 20 MT

• Loading Capacity: Subject to product dimensions, packaging configuration, and container payload limits.

• Packaging: Individual units packed in export cartons, consolidated for bulk shipment.

• Supply Capability: Bulk wholesale supply for distributors, electrical contractors, infrastructure developers, and industrial procurement companies.

• Documentation: Commercial invoice, packing list, certificate of origin, and applicable technical compliance certificates, subject to availability.