
Industrial 3-Pole Circuit Breaker – 400A, 21kA (MCCB)
This 3-Pole 400A Industrial Circuit Breaker (MCCB) is built to protect heavy-duty three-phase electrical systems in industrial plants and commercial buildings. With a high breaking capacity of 21kA at 400/415V, it provides strong protection against overloads, short circuits, and equipment damage. The 3-pole design ensures balanced power distribution, while its durable construction and high insulation strength deliver long-lasting reliability. Compliant with IEC/EN 60947-2 standards, it offers dependable performance and safety in demanding environments.
Applications:
- Industrial facilities: Provides reliable protection for heavy-duty machinery and electrical panels
- Commercial buildings: Ensures safe distribution in office complexes and shopping malls
- Manufacturing plants: Safeguards production equipment from overloads and short circuits
- Power distribution systems: Ideal for main and sub-distribution boards
- Renewable energy setups: Suitable for solar and wind energy control systems
- Construction sites: Protects temporary power systems and equipment connections
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
This 3-Pole 400A Industrial Circuit Breaker (MCCB) is built to protect heavy-duty three-phase electrical systems in industrial plants and commercial buildings. With a high breaking capacity of 21kA at 400/415V, it provides strong protection against overloads, short circuits, and equipment damage. The 3-pole design ensures balanced power distribution, while its durable construction and high insulation strength deliver long-lasting reliability. Compliant with IEC/EN 60947-2 standards, it offers dependable performance and safety in demanding environments.
Applications:
- Industrial facilities: Provides reliable protection for heavy-duty machinery and electrical panels
- Commercial buildings: Ensures safe distribution in office complexes and shopping malls
- Manufacturing plants: Safeguards production equipment from overloads and short circuits
- Power distribution systems: Ideal for main and sub-distribution boards
- Renewable energy setups: Suitable for solar and wind energy control systems
- Construction sites: Protects temporary power systems and equipment connections












