Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin

Product Details
Customization: Available
Breaking Capacity: High Voltage Circuit Breakers
Operation: Electric Type
Diamond Member Since 2025

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  • Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
  • Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
  • Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
  • Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
  • Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
  • Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
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  • Overview
  • Product Description
  • Product Parameters
  • Detailed Photos
  • Product size
  • Company Profile
  • Certifications
  • Packaging & Shipping
  • FAQ
Overview

Basic Info.

Model NO.
MTV1-12/630-25KA
Speed
High-Speed Circuit Breaker
Arc-extinguishing Medium
Vacuum
Installation
Fixed
Structure
Vcb
Poles Number
3
Type
Circuit Breaker
Function
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
Certification
CE, RoHS
Transport Package
Carton or Wooden Crate
Specification
69*51*74
Trademark
Mingtuo
Origin
Zhejiang, China
HS Code
8536200000
Production Capacity
5000pieces/Year

Product Description

Product Description

 
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin

Working Principle:


When an overloaded circuit or short-circuit current occurs, the current sensor transmits the collected current signals to the intelligent controller.

The intelligent controller then issues a
trip command to energize the tripping coil, which releases the energy-stored spring in the operating mechanism.

This causes the contacts to rapidly separate,
extinguishing the arc.

Product Parameters

Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China OriginMingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin

Detailed Photos

Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
 
Internal constitutions:
 
  1. Operating Mechanism→ The heart of the circuit breaker, a precision mechanical marvel that expertly governs the seamless opening and closing of circuits.

  2. Terminals (Fixed Type) → Robust electrical interfaces designed for steadfast and enduring fixed connections.

  3. Vacuum Interrupter → The core component for extinguishing arcs, ingeniously crafted with superior contacts and a resilient ceramic insulator.

  4. Contact Arm (Drawout Type)→ A pivotal, movable component that effortlessly carries current in drawout circuit breakers for optimal flexibility.

  5. Silver-Plated Copper Contacts→ Crafted to perfection to significantly boost conductivity and resist oxidation, ensuring longevity and reliability.

  6. Drawout Chassis→ A meticulously engineered frame structure that sturdily supports the vital movable parts of drawout circuit breakers.

  7. Insulating Cylinder→ A protective insulating housing ingeniously encasing the vacuum interrupter for enhanced safety and performance.

  8. Aviation Connector→ A premier high-reliability, quick-disconnect interface, ensuring secure and efficient connectivity.

  9. Finger Cluster Contacts→ An advanced multi-finger contact design that guarantees unwavering and stable electrical connections for peak performance.


    Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin

    Product size

    Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin

Company Profile

 
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin

Mingtuo Electrical Technology Co., Ltd proudly specializes in the production of high-quality plastic case and frame circuit breakers, innovative switch disconnectors, state-of-the-art VS1 vacuum breakers, and comprehensive OEM/ODM services tailored to your needs.

Guided by the principle of "Technology-Driven Innovation, Quality-First Branding", we seamlessly integrate advanced manufacturing techniques, expert engineering capabilities, and cutting-edge digital management strategies to deliver truly cutting-edge solutions.

Proudly serving diverse power systems, smart infrastructure advancements, modern transportation needs, the healthcare sector, financial services, and the broad commercial sectors, our top-tier globally certified (CE/ROHS) products are proudly exported to over 50 countries worldwide.

 

 

Certifications

 

Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
 

Packaging & Shipping

Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
 
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin
Mingtuo Vacuum Circuit Breaker Vcb, 69*51*74, Zhejiang/China Origin

 

FAQ

Q1: How to use this product?
A1: Please refer to the product user manual or officialwebsite The user manual provides a detailed introduction to the product's functions and usage methods.


Q2: Why choose our company?
A2: We combine advanced R&D capabilities, precision manufacturing technology, and 20+ years of industry expertise to ensure tailored solutions.

Q3:What are the advantages of the product?
A3:Our products have undergone multiple debugging and testing,with a variety of testing reports,high safety


Q4:What are the main products of the company?
A4: Specialized in plastic-case/frame circuit breakers, isolating switches, VS1 series vacuum breakers, and OEM/ODM customization services.

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