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LT (DL 400) 400A 3P MCCB

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LT (DL 400) 400A 3P MCCB Specification

Rated Short Circuit Making Current
88 kA Peak

Rated Short Circuit Breaking Current
36 kA

Phase
Three Phase

Mechanical Life
10,000 Operations

Breaking Capacity
36 kA

Product Type
Moulded Case Circuit Breaker (MCCB)

Installation Options
Panel/Flush Mounting

Function
Overcurrent and Short Circuit Protection

Poles Number
3 Pole (TP)

Rated Voltage
415V AC

Rated Current
400A

Rated Frequency
50/60 Hz

Curves
C & D Curve (Standard as per application)

Temperature Protection
Thermal & Magnetic Release

Weight
Approx. 4.7 kg

Color
Grey

LT (DL 400) 400A 3P MCCB Trade Information

Minimum Order Quantity
3 Number

Payment Terms
Telegraphic Transfer (T/T), Cash Advance (CA), Cash in Advance (CID), Cheque

Sample Available
Yes

Main Export Market(s)
Central America, Australia, North America, South America, Western Europe, Middle East, Eastern Europe, Asia, Africa

Main Domestic Market
All India

About LT (DL 400) 400A 3P MCCB

L&T (DL 400) 400A 3P MCCB Available At Raj Electricals, Bhavnagar, Gujarat, India.

We are engaged in the supply, dealing, distribution, export and import of the widest range of electrical and electronic items that would suit every type of project, economy and medium.

Product Specification :-

Type :- MCCB (Moulded Case Circuit Breaker)

Make :- L&T

Ampere :- 400A

Pole :- 3P

Model :- DL 400

Condition :- New

Breaking Capacity :- 35 kA

Voltage :- 415V AC

Frequency :- 50-60 Hz

For More Details

WhatsApp or call on :- +919426838080, +919904838080.

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Website : https://www.rajelectrics.com/

Reliable Overcurrent & Short Circuit Protection

DL 400 MCCB safeguards circuits from overcurrent and short circuits with its advanced thermal-magnetic release mechanism. With a breaking capacity of 36kA and a rated current of 400A, it provides dependable fault clearing in demanding electrical environments, ensuring the safety of both the infrastructure and connected equipment.

Versatile Installation and Connectivity

This circuit breaker supports both panel and flush mounting methods and is suitable for vertical or horizontal installation. The front connection with box-type terminals makes wiring straightforward and efficient, while the IP20 protection degree enhances safety during operation and handling.

Built to International Standards

Complying with IS/IEC 60947-2, the DL 400 ensures robust and standardized performance. Rated for a wide range of environmental conditions from -5C to +55C, and equipped for three-phase (3P) applications, this MCCB is a reliable solution for diverse installations in India.

FAQs of LT (DL 400) 400A 3P MCCB:

Q: How does the DL 400 MCCB protect against electrical faults?

A: The DL 400 MCCB uses a fixed thermal-magnetic trip unit to detect and clear overcurrent and short circuit conditions. The thermal element responds to overloads, while the magnetic release acts instantly during high short-circuit faults, ensuring rapid circuit isolation and enhanced safety.

Q: What are the standard installation options for the DL 400 model?

A: This MCCB can be installed using panel or flush mounting techniques. It supports both vertical and horizontal orientations, offering flexibility to electrical engineers and panel builders during installation in various setups.

Q: Where is the ideal application for the DL 400 MCCB?

A: The DL 400 MCCB is suitable for use in commercial and industrial power distribution panels, motor control centers, and main distribution boards. Its robust design and high breaking capacity make it ideal for demanding three-phase electrical systems requiring dependable protection.

Q: What are the main benefits of using the DL 400 MCCB in your system?

A: Key benefits include consistent overcurrent and short circuit protection, a high breaking capacity of 36kA, compliance with IS/IEC 60947-2 standards, and adaptable installation options, leading to increased operational reliability and system safety.

Q: When should the DL 400 MCCB be selected over other circuit breakers?

A: The DL 400 MCCB should be considered when you need a circuit breaker with a high rated current (400A), suitable for three-phase applications, and when installation flexibility, robust protection, and adherence to international standards are essential factors in your project.

Q: What type of terminals and connection does the DL 400 model have?

A: It features front connections via box-type terminals, designed for secure and straightforward wiring, which simplifies the installation process in switchboards and distribution panels.

Q: How can users verify the operational status of the DL 400 MCCB?

A: The DL 400 is equipped with a contact position indicator, allowing users to visually check whether the breaker contacts are open or closed, thus facilitating safer operation and maintenance.

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