- Etigroup

Introduction

Low breaking capacity moulded case circuit breakers (MCCBs) are a type of circuit breaker specifically designed for applications where the prospective short-circuit current is relatively low. They offer cost-effective and space-saving solutions for protecting electrical circuits in various settings. These MCCBs provide reliable protection against overloads and short circuits, ensuring the safety of electrical systems and equipment.

ETI product serie

ETIBREAK EB2S Series

This series offers a variety of options for different circuit protection requirements.

Protection and configurations:

Fixed Protection: These MCCBs have preset thermal and magnetic trip settings, providing a straightforward and cost-effective solution.
Adjustable Protection: For greater flexibility, adjustable protection models allow users to fine-tune the thermal trip settings to match specific application requirements.
Multiple Pole Configurations: The EB2S series is available in both 3-pole and 4-pole configurations to accommodate different circuit requirements.
Wide Range of Current Ratings: The series covers a broad spectrum of current ratings, ranging from 16A to 250A, catering to diverse applications.

Breaking capacities:

The EB2S series offers three different breaking capacities, indicated by the letters L, S, and H:

L: Economic version with lower short-circuit breaking capacity (16/8 kA at 400V).
S: Standard short-circuit breaking capacity (25/13 kA at 400V).
H: High short-circuit breaking capacity (40/20 kA at 400V).

Comprehensive Product Information:

The sources provide detailed tables with specific model numbers, code numbers, pole configurations, breaking capacities, adjustments, weights, and packaging information for each variant within the EB2S series. This allows users to easily select the appropriate MCCB for their needs.

The ETIBREAK EB2S series offers a wide array of internal and external accessories to enhance functionality and customization.

Internal Accessories:

Auxiliary Switch (PS2S).
Alarm Switch (SS2S).
Shunt Trip Unit (DA2S) for AC and DC voltages.
Undervoltage Trip Unit (NA2S) for AC and DC voltages.

External Accessories:

Breaker Mounted Handle (RO2S).
Panel Mounted Handle (RO2S P).
Attach Busbar (ZB2S).
Interpole Barrier (IZ2S).
Terminal Covers (PR2S) in various sizes and configurations.
DIN Rail Adaptor (DIN-S 160).
Rear Connections (RC2S).
Motor Operator (MO2S) for 250A frame size.
Cable Clamps (SP2S) for 250A frame size.
Busbar Adapter (DA-60) for 250A frame size.

These accessories provide users with the flexibility to adapt the ETIBREAK EB2S MCCBs to meet specific application requirements.

Application

Advantages of Low Breaking Capacity MCCBs:
- Cost-Effectiveness: Low breaking capacity MCCBs are generally more affordable compared to their higher breaking capacity counterparts, making them an economical choice for applications with lower fault currents.
- Space Savings: These MCCBs typically have smaller dimensions compared to high breaking capacity versions, allowing for more compact installations and efficient use of space in electrical panels.
- Compliance with Safety Standards: The EB2S series of low breaking capacity MCCBs, as presented in the sources, complies with the IEC 60204-1 safety recommendation standard. This standard ensures that the devices meet the necessary safety requirements for industrial machinery.

Additional Advantages:
- Direct Opening Action: EB2S MCCBs are marked with the IEC symbol for "direct opening action," signifying their suitability for OEM applications where safety and reliability are crucial. This feature ensures that the contacts open rapidly and directly in the event of a fault, enhancing protection.
- Simplified Accessory Installation: The EB2S series features a unique accessory cover that can be opened with just one screw, simplifying the installation of internal accessories.

Product site

Explore the dedicated product site for complete technical information, product variants, downloads, certifications, accessories, and application details. Everything you need to select, specify and use the product is available in one place

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Low breaking capacity MCCB

Introduction

ETI product serie

Application

Product site

Catalogs & Manuals

Inquiry Form

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Low breaking capacity MCCB

Introduction

ETI product serie

1. ETIBREAK EB2S Series

2. Internal and External Accessories

Application

Product site

Catalogs & Manuals

Inquiry Form

Support

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