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9-Plate MCB Arc Chute 3011041 5um Copper Plated Steel Green Fiber Arc Extinguisher

High-conductivity OEM Miniature Circuit Breaker (MCB) Arc Chamber (Item No. 3011041).
Engineered with 9 de-ion splitter plates stamped from DC01 cold-rolled steel with a heavy 5μm copper electroplated coating, housed in an integrated green vulcanized fiber paper bracket. Features instantaneous thermal arc diffusion, rapid magnetic commutation, and gas-assisted plasma deionization for compact DIN-rail MCB distribution modular units.

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Model:
Arc Chamber
Brand:
HAIPART
Code:
3011041

High Thermal Diffusion Copper-Coated Arc Chute for Miniature Breakers (MCB)

In standard DIN-rail modular power distribution and residential terminal boxes, Miniature Circuit Breakers (MCB) must clear high-energy short-circuit currents within extremely compact pole spaces. The 3011041 MCB Arc Chamber incorporates an ultra-thick 5μm copper electroplating layer combined with flexible green vulcanized fiber to achieve rapid arc extinguishing and thermal management.

Configured with a 9-plate de-ion grid stack stamped from high-permeability DC01 cold-rolled steel and enclosed by an integrated green vulcanized fiber support bracket, this arc chute delivers immediate magnetic suction, multi-stage voltage drops, and reliable gas-blast arc quenching.

Key Technical Parameters & Material Specifications

Product Part Number	3011041 (MCB De-ion Arc Chute)
Structural Configuration	9 De-ion Splitter Plates + 1 Integrated Support Bracket
Grid Plate Material	DC01 Cold-Rolled Strip Steel (High magnetic saturation & stamping precision)
Surface Electroplating	5μm Thick Precision Copper Plating (Extreme thermal diffusivity & electrical conductivity)
Side Wall Support	Green Vulcanized Fiber Paper (High toughness, arc-resistant & gas-evolving)

Engineering Advantages & Extinguishing Principles

Rapid Heat Sinking via 5μm Copper: The thick 5μm copper layer offers superior thermal conductivity, instantly spreading concentrated arc spot energy across plate surfaces to avoid localized burn-through.
Gas-Ablative Blast (Green Vulcanized Fiber): When subjected to electric arc heat, green vulcanized fiber decomposes trace cooling gas, generating localized pressure to compress the plasma stream and accelerate deionization.
9-Stage Voltage Superposition: The 9-plate stack cuts the primary fault arc into 10 series short arcs, quickly building cumulative electrode voltage drops to force zero-crossing extinction.
Lorentz Force Magnetic Suction: The high-permeability DC01 steel substrate generates strong electromagnetic pull, swiftly drawing the arc off moving contacts into the de-ion cooling chamber.

Frequently Asked Questions (FAQ)

Q1: What are the key advantages of a thick 5μm copper coating in this MCB arc chute?

A1: Compared to standard 1–2μm plating, a 5μm copper layer significantly increases thermal capacity. It dissipates intense arc root heat much faster, shortening arc burning duration and reducing contact erosion.

Q2: What is the benefit of using Green Vulcanized Fiber Paper?

A2: Green vulcanized fiber provides exceptional mechanical flexibility and arc-quenching capability. It resists cracking during stamping and assembly, and releases non-conductive neutralizing gases under arc heat to extinguish the plasma column.

Q3: Can HAIPART customize the mounting dimensions and plate counts?

A3: Yes. We support complete OEM/ODM customization for miniature circuit breaker manufacturers, including runner contours, plate counts, thickness options, and bracket profiles.

HAIPART – One Partner | All Solutions

Professional OEM/ODM Manufacturer of Circuit Breaker Stamping Parts, Arc Chutes & Mechanisms

Email: Sales@haipart.com | Tel / WhatsApp: +86-13819777367