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L&T (DU125U) 125 AMP MCCB

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MOQ : 100 Pieces

L&T (DU125U) 125 AMP MCCB Specification

Rated Short Circuit Breaking Current
25 kA

Phase
Three Phase

Rated Short Circuit Making Current
25 kA

Mechanical Life
10,000 Operations

Breaking Capacity
25 kA

Product Type
Moulded Case Circuit Breaker (MCCB)

Installation Options
Panel Mounting

Function
Protection of electrical circuits against overload and short circuit

Poles Number
3 Pole

Rated Voltage
415 V AC

Rated Current
125 Amp

Rated Frequency
50 Hz

Curves
C Curve

Temperature Protection
Thermal & Magnetic Release

Weight
Approx. 2.3 kg

Color
Black & Grey

Series
DU125U

Mounting Position
Vertical / Horizontal

Ambient Temperature Range
-5°C to +55°C

Operating Voltage Range
380-440 V AC

Terminal Type
Bolt-on / Lug Type

Dimensions (L x W x H)
Approx. 165 x 105 x 69 mm

IP Rating
IP20

Electrical Endurance
2,000 Operations

Trip Unit
Fixed Thermal-Magnetic

Type of Release
Thermal-Magnetic

L&T (DU125U) 125 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 (DU125U) 125 AMP MCCB

MCCB stands forAA Molded 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.

Precise and Reliable Circuit Protection

The DU125U MCCB offers advanced thermal-magnetic release technology, guaranteeing consistent protection for electrical circuits against overloads and short circuits. Its C Curve characteristics ensure prompt operation with minimal nuisance tripping, making it the ideal solution for a wide range of heavy-duty and sensitive electrical networks.

Versatile Installation Options

Designed with flexible panel mounting options, the L&T (DU125U) 125 AMP MCCB can be securely fitted in both vertical and horizontal positions. The bolt-on and lug-type terminal choices enhance adaptability, allowing seamless integration into various switchboards and distribution panels.

FAQ's of L&T (DU125U) 125 AMP MCCB:

Q: How is the L&T (DU125U) 125 AMP MCCB typically installed?

A: The L&T DU125U MCCB supports both vertical and horizontal panel mounting. It is compatible with bolt-on and lug-type terminal connections, providing flexibility for integration into standard electrical panels and switchboards.

Q: What is the main function of the DU125U MCCB in an electrical system?

A: The primary function of the DU125U MCCB is to protect electrical circuits from damage caused by overload and short circuits, using a thermal-magnetic release mechanism to quickly disconnect faulty circuits.

Q: When should the DU125U circuit breaker be used?

A: This MCCB is suitable for use in commercial and industrial settings where reliable three-phase protection is essential, particularly for circuits with a rated current up to 125A and breaking capacity requirements up to 25 kA.

Q: Where can the DU125U MCCB be mounted?

A: The DU125U is designed for panel mounting and can be securely installed in both vertical and horizontal orientations, ensuring versatility within electrical distribution boards.

Q: What is the electrical endurance and mechanical lifespan of the DU125U MCCB?

A: The DU125U offers electrical endurance of 2,000 operations and a mechanical life of up to 10,000 operations, ensuring long-term, reliable performance even in demanding environments.

Q: How does the trip unit in the DU125U work?

A: The device uses a fixed thermal-magnetic trip unit, where thermal elements respond to prolonged overloads, while magnetic elements detect and react to short circuits almost instantaneously.

Q: What benefits does the DU125U MCCB provide for users and installers?

A: This MCCB delivers reliable circuit protection, flexible installation options, a high breaking capacity, and long operational life, making it a cost-effective solution for safeguarding three-phase electrical networks.

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