L&T (d sine - DN3 - 630H3) 600 AMP MCCB

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MOQ : 100 Pieces

L&T (d sine - DN3 - 630H3) 600 AMP MCCB Specification

Mechanical Life
10,000 Operations

Phase
Three Phase

Rated Short Circuit Making Current
105 kA (Peak)

Breaking Capacity
50 kA at 415V AC

Rated Short Circuit Breaking Current
50 kA

Product Type
Moulded Case Circuit Breaker (MCCB)

Installation Options
Panel Mount/Fixing

Function
Circuit Protection

Poles Number
3 Pole

Rated Voltage
415V AC

Rated Current
630A

Rated Frequency
50/60 Hz

Curves
Thermal-Magnetic (D Sine)

Temperature Protection
Adjustable Thermal Release

Weight
Approx. 8 kg

Color
Grey & Black

Trip Unit Type
Thermal-Magnetic

Mounting
Fixed

Ambient Temperature Range
-5C to +55C

Application
Industrial/Commercial Electrical Panels

Utilization Category
A

Operating Voltage
220V/415V AC

Electric Life
2,500 Operations

Series
d Sine

Connection Type
Front Terminal

Rated Insulation Voltage
690V AC

Model Number
DN3-630H3

L&T (d sine - DN3 - 630H3) 600 AMP MCCB Trade Information

Minimum Order Quantity
100 Pieces

Supply Ability
100 Pieces Per Day

Delivery Time
2 Days

Sample Available
Yes

Main Domestic Market
All India

About L&T (d sine - DN3 - 630H3) 600 AMP MCCB

MCCB stands forMolded Case Circuit Breaker. It is another type of electrical protection device which is used when load current exceeds the limit of a miniature circuit breaker. The MCCB provides protection against overload, short circuit faults and is also used for switching the circuits.

Reliability & Safety with d Sine MCCB

The DN3-630H3 MCCB from L&T ensures dependable performance in critical applications by delivering advanced circuit protection and high breaking capacity. Its robust construction and adjustable thermal protection feature make it suitable for use in both industrial and commercial settings where safety and reliability are paramount.

High Capacity & Durable Design

Rated for 630A and crafted to withstand high fault currents, the DN3-630H3 MCCB is engineered to offer enduring performance. Its electric life of 2,500 operations and mechanical life of 10,000 operations underscore its suitability for heavy-duty applications. Front terminal connections and panel mounting options enhance installation flexibility.

FAQs of L&T (d sine - DN3 - 630H3) 600 AMP MCCB:

Q: How does the L&T d sine DN3-630H3 MCCB enhance circuit protection in electrical panels?

A: The DN3-630H3 MCCB uses thermal-magnetic trip technology to rapidly detect and interrupt overloads or short circuits, effectively safeguarding electrical circuits in industrial and commercial panels.

Q: What are the installation requirements for the DN3-630H3 MCCB?

A: This MCCB is designed for fixed, panel-mounted installation with front terminal connections, ensuring ease of integration into both new and existing three-phase electrical panels.

Q: When should you choose the DN3-630H3 MCCB over other models?

A: Choose this model when you need a circuit breaker capable of handling a 630A rated current, high breaking capacities (50 kA at 415V AC), and demanding operational cycles, such as in heavy industrial or commercial applications.

Q: Where is the DN3-630H3 MCCB most effectively utilized?

A: It is best suited for use in industrial and commercial electrical panels, where high current handling and robust fault protection are critical for operational safety.

Q: What process should be followed to adjust the thermal protection of the MCCB?

A: The DN3-630H3 features an adjustable thermal release mechanism. Adjustments should be made according to application load requirements and in accordance with manufacturer guidelines to ensure optimal protection.

Q: What are the benefits of using a thermal-magnetic trip unit in this MCCB?

A: The combination of thermal and magnetic tripping offers dual protection: thermal elements handle overloads, while magnetic elements respond swiftly to short circuits, ensuring more comprehensive safety for your circuits.

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