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40 Amp MCCB

Showing 40 out of 307 Products
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Siemens 2 Pole 40 A Molded Case Circuit Breaker Thermal Magnetic Trip Unit 3VM11404ED220AA0
  • Knowledge Manager (QR Code)

  • Switch disconnectors

HPL 40A 10kA Single Pole MCCB TAB 0, TAB0040L1P
By: HPL
Available on Request
₹980
C&S 40A 50kA 3 Pole WiNbreak2 MCCB, CD100NFMU403P
By: C&S
Available on Request
₹10,820
  • Communication compatible

  • Neutral with 100% rated current

C&S 40A 70kA 3 Pole ACE 2 MCCB, CSCH125TM403P
By: C&S
Available on Request
₹14,136
  • ATU (Thermal Magnetic) Release

  • Trip free mechanism

C&S 40A 36kA 4 Pole ACE 2 MCCB, CSCN125TM404P
By: C&S
Available on Request
₹12,052
  • Adjustable Short circuit 5 - 10 In

  • No Line-load Bias

C&S 50 kA Triple Pole New WiNbreak MCCB 40 A
By: C&S
Available on Request
₹9,686
  • Inbuilt ground fault pratecbori available 20% to 100% of tn

  • Adjustable Overload from 0.5 - 1.0ln

C&S 14 kA Triple Pole WiNbreak MCCB 40 A
By: C&S
Available on Request
₹2,998
  • Inbuilt ground fault pratecbori available 20% to 100% of tn

  • Provision of theimai memory: OT-J/OFF

C&S 18 kA Triple Pole New WiNbreak MCCB 40 A
By: C&S
Available on Request
₹4,361
  • Inbuilt ground fault pratecbori available 20% to 100% of tn

  • Adjustable short circuit from 1.5-1 Olr

C&S 40A 36kA 4 Pole WiNbreak1 MCCB, CSE1NN125FMU4P40
  • FMU (Thermal Magnetic) Release

  • Trip Free Mechanism

C&S 40A 18kA 2 Pole WiNbreak-CSC MCCB, CSC1S240
By: C&S
Available on Request
₹3,885
  • FTM (Thermal Magnetic) Release

  • Fixed short circuit

Chint NBP-63R 40A Three Pole Moulded Case Circuit Breakers, 352395
Hager 40A 4 Pole h3 Thermal Magnetic Release MCCB, HNA041U, Breaking Capacity: 40 kA
  • Short Circuit Adjustability: Fixed

  • Overload Adjustability: 0.63-0.8-1 x In

Hager 40A 4 Pole h3 Thermal Magnetic Release MCCB, HHA041U, Breaking Capacity: 25 kA
  • Short Circuit Adjustability: Fixed

  • Overload Adjustability: 0.63-0.8-1 x In

Hager 40A 4 Pole h3 Thermal Magnetic Release MCCB, HDA041Z, Breaking Capacity: 18 kA
  • Short Circuit Adjustability: Fixed

  • Overload Adjustability: Fixed

C&S 40A 18kA 1 Pole WiNbreak1 MCCB, CSE1K160FTM1P40
By: C&S
Available on Request
₹1,187
  • FTM (Thermal Magnetic) Release

  • Fixed Overload

Siemens 4 Pole 40 A MCCB with Microprocessor Trip Unit 3VA2040-6HL42-0AA0
  • Common Internal accessories for the entire range

  • Innovative Accessories viz. Short Circuit Alarm Switch, Illuminated Handle, Shunt

Siemens 2 Pole 40 A Molded Case Circuit Breaker 3VA1140-4ED22-0AA0
  • Common Internal accessories for the entire range

  • Thermal magnetic trip unit

Siemens 4 Pole 40 A MCCB Thermal Magnetic Trip Unit 3VA1140-6GE42-0AA0
  • Information on the GO - Unique Knowledge Manager (QR Code)

  • Innovative Accessories viz. Short Circuit Alarm Switch, Illuminated Handle, Shunt

Siemens 4 Pole 40 A MCCB Microprocessor Trip Unit 3VA2040-5HL42-0AA0
  • Information on the GO - Unique Knowledge Manager (QR Code)

  • Common Internal accessories for the entire range

Schneider Electric 40A 50kA MCCB With Micrologic 6A, LV429006X62A40
By: Schneider Electric
Available on Request
₹37,541
  • Protection type LSIGN

  • Trip Range: 100 A

Siemens 3 Pole 40 A MCCB with Microprocessor Trip Unit 3VA2040-5HM32-0AA0
  • Common Internal accessories for the entire range

  • Microprocessor based trip unit

Indoasian Optium 2.0 40A F1 Four Pole MCCB, 830238
  • Optium 2.0 Adjustable Thermal Setting & Class II Front Face

  • Adjustable Overload Setting Ir= (0.8 to 1.0)xIn

Indoasian Optium 1.0E 40A F1 Four Pole MCCB, 830018
  • Optium 1.0 Fixed TM Range & Class II Front Face

  • Fixed Overload & Fixed Short Circuit Setting

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Frequently Asked Questions about 40 Amp MCCB

What is a 40 Amp MCCB?

A 40 Amp MCCB (Molded Case Circuit Breaker) is an electrical safety device designed to protect electrical circuits from overcurrents, specifically rated for a maximum load of 40 amperes. It interrupts the flow of electricity when it detects a fault, preventing damage to equipment and wiring.

What is the primary function of a 40 Amp MCCB?

The primary function of a 40 Amp MCCB is to provide overcurrent protection. It safeguards electrical systems against overload conditions (where current exceeds the rated value for an extended period) and short circuits (where a sudden, very high surge of current occurs).

Where are 40 Amp MCCBs typically used?

40 Amp MCCBs are commonly used in industrial, commercial, and sometimes residential applications for protecting main power feeds, sub-circuits, motors, transformers, and other electrical equipment that draws up to 40 amps.

What are the key benefits of using a 40 Amp MCCB?

Key benefits include reliable overcurrent protection, enhanced safety by preventing electrical fires and equipment damage, and the ability to be manually reset after a fault. They offer a robust and durable solution for circuit protection.

How does a 40 Amp MCCB differ from a fuse?

Unlike a fuse which is a sacrificial device that must be replaced after it blows, an MCCB is a resettable device. When a fault occurs, the MCCB trips and can be manually reset to restore power once the fault condition is resolved, offering greater convenience and potentially lower long-term costs.