AC400V 800A Molded Case Circuit Breaker

GreenWatt's AC400V 800A Molded Case Circuit Breaker is primarily used for circuit protection in AC400V low-voltage power distribution systems. It rapidly disconnects current in the event of overload or short circuit, reducing the risk of equipment damage.

Designed with industrial project installation and maintenance needs in mind, this AC400V 800A Molded Case Circuit Breaker features a modular structure and heat-resistant insulating housing materials, ensuring stable performance within distribution cabinets and equipment control systems.

As a Chinese MCCB manufacturer, we not only offer standard models but also support sample testing, bulk purchasing, and long-term project supply cooperation.

Core Product Functions

Overload and Short Circuit Protection

The GreenWatt AC400V 800A Molded Case Circuit Breaker detects abnormal currents in a circuit and automatically disconnects the circuit when it exceeds the rated range, protecting the power distribution system and equipment.

High Breaking Capacity Design

In the event of a short circuit in the power system, the internal arc-extinguishing system of the circuit breaker can quickly interrupt the arc, reducing contact losses and improving system safety.

Mechanical Status Indication

The equipment is equipped with a mechanical ON/OFF operating handle, allowing electrical maintenance personnel to quickly determine the equipment's operating status.

Suitable for Industrial Distribution Cabinets

This circuit breaker is suitable for industrial control cabinets, power distribution cabinets, and power supply systems for large equipment.

Technical Structural Advantages

Stable Arc-Extinguishing System

The internal arc-extinguishing structure can quickly suppress the arc in the event of a short circuit, helping to extend the service life of the equipment contacts.

Modular Internal Structure

The structural design facilitates installation and maintenance, allowing for easier inspection during equipment maintenance.

Industrial-grade flame-retardant enclosure

The enclosure is designed with heat-resistant and insulating materials, making it suitable for power distribution systems in industrial environments.

Detailed Specifications

Production Capacity and R&D Support

The company has an electrical R&D team and a professional production team, equipped with complete production facilities.

Main equipment includes:

Short-circuit testing equipment

Overload testing equipment

Stamping equipment

Automated assembly line

These equipment are used to ensure that the GreenWatt AC400V 800A Molded Case Circuit Breaker meets technical requirements during production.

FAQ

Q1: Which systems is the GreenWatt AC400V 800A Molded Case Circuit Breaker suitable for?

Mainly used in industrial power distribution systems, control cabinets, power supply systems for large equipment, and building power systems.

Q2: Can you provide samples for testing?

Yes. After the customer confirms the model, we can provide samples for testing or project verification.

Q3: Do you support OEM customization?

Yes. Brand, technical parameters, or structure can be customized according to customer requirements.

Q4: What is the lead time for bulk purchases?

The lead time depends on the order quantity and specifications. Generally, the production cycle will be provided after order confirmation.