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Lauritz Knudsen DN3B, MCCB, 3 Pole, 415V AC, 36kA Breaking Capacity, 400A | Thermal-Magnetic Release | IP40 Protection
SKU :
CM98401OOROOG
Lauritz Knudsen DN3B, MCCB, 3 Pole, 415V AC, 36kA Breaking Capacity, 400A | Thermal-Magnetic Release | IP40 Protection
Cat. No./SKU:
CM98401OOROOG
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CM98401OOROOG
Lauritz Knudsen DN3B, MCCB, 3 Pole, 415V AC, 36kA Breaking Capacity, 400A | Thermal-Magnetic Release | IP40 Protection
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₹57,000.00
₹39,895.80
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Lauritz Knudsen DN3B, MCCB, 3 Pole, 415V AC, 36kA Breaking Capacity, 400A | Thermal-Magnetic Release | IP40 Protection
₹57,000.00
₹39,895.80
- Description
- Specifications
- Documents
- Warranty
- Reviews
Description
About the Product
The Lauritz Knudsen DN3B MCCB 400A 3 Pole 415V AC 36kA Thermal Magnetic is a heavy-duty molded case circuit breaker engineered to deliver advanced protection for modern electrical distribution systems. Designed to safely interrupt overload & short-circuit fault currents, it helps protect cables, switchboards, motors, transformers, & associated electrical equipment from damage caused by abnormal operating conditions.
Featuring a 400A rated current, 3 Pole configuration, 415V AC operating voltage, & a 36kA short-circuit breaking capacity, this MCCB is suitable for high-capacity three-phase distribution systems in industrial facilities, commercial buildings, infrastructure projects, utilities, & power management applications.
The integrated thermal magnetic trip mechanism combines overload protection & instantaneous short-circuit protection in a single unit, providing reliable fault detection & enhanced system safety.
How the Mechanism Works
The product functions by:
• Protecting circuits against overload conditions
• Interrupting short-circuit fault currents
• Automatically disconnecting faulty circuits
• Protecting motors, cables, & electrical equipment
• Supporting safe power distribution
• Reducing the risk of electrical damage
• Improving electrical system reliability
• Delivering dependable fault-clearing performance
It serves as a critical protection device for ensuring safe, efficient, & reliable electrical distribution.
Electrical Configuration
• Product Type: Molded Case Circuit Breaker (MCCB)
• Series: DN3B
• Current Rating: 400A
• Pole Configuration: 3 Pole
• Rated Voltage: 415V AC
• Frequency: 50/60 Hz
• Breaking Capacity: 36kA
• Trip Type: Thermal Magnetic
• Application: Circuit Protection
• Suitable For: Three-Phase Electrical Systems
• Catalog Number: CM98401OOROOG
Construction & Design
Designed for high-performance protection:
• Thermal magnetic trip mechanism
• 400A rated current capacity
• 3-pole protection configuration
• 36kA short-circuit breaking capability
• Durable molded case construction
• Reliable contact system
• Robust industrial-grade design
• Long operational lifespan
Safety & Protection
• Reliable overload protection
• High fault interruption capability
• Fast short-circuit protection
• Enhanced electrical safety
• Improved equipment protection
• Dependable fault-clearing performance
• Reduced downtime risks
• Long-term operational reliability
Mounting & Durability
• Suitable for electrical distribution panels
• Compatible with industrial & commercial installations
• Rugged molded case construction
• High mechanical endurance
• Quality manufacturing standards
• Designed for continuous operation
• Minimal maintenance requirements
• Suitable for demanding environments
Application Domains
• Industrial Facilities
• Manufacturing Plants
• Commercial Buildings
• Infrastructure Projects
• Utility Installations
• Electrical Distribution Panels
• Data Centers
• Power Management Systems
Key Features
• DN3B MCCB series
• 400A current rating
• 3 Pole configuration
• 415V AC operation
• 36kA breaking capacity
• Thermal magnetic protection
• Overload protection
• Short-circuit protection
• Industrial-grade construction
• Long service life
Applications
• Three-phase power distribution
• Main incoming power protection
• Industrial machinery protection
• Motor feeder circuits
• Commercial electrical systems
• Utility distribution networks
• Infrastructure electrical projects
• Equipment circuit protection
FAQs
1. What is the CM98401OOROOG MCCB used for?
Ans: It is used for protecting electrical circuits & equipment against overloads & short circuits in high-capacity three-phase electrical systems.
2. What is the current rating of this MCCB?
Ans: The MCCB is rated at 400A.
3. What does 3 Pole mean?
Ans: A 3 Pole MCCB provides protection & switching for all three phase conductors in a three-phase electrical system.
4. What is the breaking capacity of this MCCB?
Ans: It has a 36kA short-circuit breaking capacity, enabling safe interruption of high fault currents.
5. What is a thermal magnetic trip mechanism?
Ans: It combines thermal overload protection & instantaneous magnetic short-circuit protection to provide comprehensive circuit protection.
6. Where can this MCCB be installed?
Ans: It can be installed in industrial control panels, electrical distribution boards, commercial facilities, utility systems, & infrastructure projects.
7. Is it suitable for industrial applications?
Ans: Yes, it is specifically designed for industrial, commercial, infrastructure, & utility power distribution applications.
8. Does it require frequent maintenance?
Ans: No, its durable construction & reliable protection mechanism provide long-term, low-maintenance operation under normal operating conditions.
Overview
| Rated Operational Current | 400 |
|---|---|
| Mechanical Life (No. of operating cycles) | 10000 |
| No. of Poles | 3P |
| Rated Operational voltage (Ue) | 415V AC |
| Rated Insulation Voltage Ui (V) | 800 V |
| Conformance to Standards | IEC 60947-1, EN 60947-1, IS/IEC 60947-1 IEC 60947-2, EN 60947-2, IS/IEC 60947-2 IEC 60947-3, EN 60947-3, IS/IEC 60947-3 IEC 60947-4, EN 60947-4, IS/IEC 60947-4 |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Operational Frequency (Hz) | 50/60 Hz |
| Release Type | TM |
| Rated Short Circuit Breaking capacity Icu(kA) | DN3B MCCB 400 3P 415V AC 36kA Thermal Magnetic 50/60 Hz |
| Rated Sevice circuit breaking capacity (Ics as % of Icu) @415VAC | 36kA |
| Ambient temperature | -5°C to 55°C |
| Suitable for isolation | Yes |
| Load-line bias | No |
| Electrical Life (Operating Cycles) | 4000 |
| IP Protection | IP40 |
| Pollution Degree | III |
| Width(mm) | 140 |
| Height(mm) | 205 |
| Depth(mm) | 111 |
Documents
Warranty
1. All products listed in the price list are covered by a warranty against manufacturing defects...
- All products listed in the price list are covered by a warranty against manufacturing defects for a period of 18* months from the date of purchase.
- For Lauritz Knudsen MCBs & Isolators mounted inside Lauritz Knudsen Distribution Boards, an extended warranty of 5 years is provided.
- In the event of a defect due to faulty workmanship or other associated reasons, the manufacturer will, at its discretion, remedy the defect or replace the faulty parts or the entire product as soon as possible, free of cost.
- This warranty is subject to proper usage and efficient maintenance and does not cover defects arising from fire, accidents, inefficient maintenance, faulty operation, or deliberate or accidental damage.
- The warranty does not cover damage to power electronic components such as thyristors & IGBTs, which primarily fail due to over-temperature or over-voltage. Users must take adequate precautions to eliminate such conditions.
- The manufacturer shall not be responsible or liable for any special, incidental, social, or consequential losses (including loss of profits), punitive damages, injury, or damages of any kind solely attributable to defect or failure of its products.
- The manufacturer shall not be liable in any manner for issues related to or failure in the performance of any other equipment to which the product is connected.
Reviews
Write Your Own Review
Only registered users can write reviews. Please Sign in or create an account
Description
About the Product
The Lauritz Knudsen DN3B MCCB 400A 3 Pole 415V AC 36kA Thermal Magnetic is a heavy-duty molded case circuit breaker engineered to deliver advanced protection for modern electrical distribution systems. Designed to safely interrupt overload & short-circuit fault currents, it helps protect cables, switchboards, motors, transformers, & associated electrical equipment from damage caused by abnormal operating conditions.
Featuring a 400A rated current, 3 Pole configuration, 415V AC operating voltage, & a 36kA short-circuit breaking capacity, this MCCB is suitable for high-capacity three-phase distribution systems in industrial facilities, commercial buildings, infrastructure projects, utilities, & power management applications.
The integrated thermal magnetic trip mechanism combines overload protection & instantaneous short-circuit protection in a single unit, providing reliable fault detection & enhanced system safety.
How the Mechanism Works
The product functions by:
• Protecting circuits against overload conditions
• Interrupting short-circuit fault currents
• Automatically disconnecting faulty circuits
• Protecting motors, cables, & electrical equipment
• Supporting safe power distribution
• Reducing the risk of electrical damage
• Improving electrical system reliability
• Delivering dependable fault-clearing performance
It serves as a critical protection device for ensuring safe, efficient, & reliable electrical distribution.
Electrical Configuration
• Product Type: Molded Case Circuit Breaker (MCCB)
• Series: DN3B
• Current Rating: 400A
• Pole Configuration: 3 Pole
• Rated Voltage: 415V AC
• Frequency: 50/60 Hz
• Breaking Capacity: 36kA
• Trip Type: Thermal Magnetic
• Application: Circuit Protection
• Suitable For: Three-Phase Electrical Systems
• Catalog Number: CM98401OOROOG
Construction & Design
Designed for high-performance protection:
• Thermal magnetic trip mechanism
• 400A rated current capacity
• 3-pole protection configuration
• 36kA short-circuit breaking capability
• Durable molded case construction
• Reliable contact system
• Robust industrial-grade design
• Long operational lifespan
Safety & Protection
• Reliable overload protection
• High fault interruption capability
• Fast short-circuit protection
• Enhanced electrical safety
• Improved equipment protection
• Dependable fault-clearing performance
• Reduced downtime risks
• Long-term operational reliability
Mounting & Durability
• Suitable for electrical distribution panels
• Compatible with industrial & commercial installations
• Rugged molded case construction
• High mechanical endurance
• Quality manufacturing standards
• Designed for continuous operation
• Minimal maintenance requirements
• Suitable for demanding environments
Application Domains
• Industrial Facilities
• Manufacturing Plants
• Commercial Buildings
• Infrastructure Projects
• Utility Installations
• Electrical Distribution Panels
• Data Centers
• Power Management Systems
Key Features
• DN3B MCCB series
• 400A current rating
• 3 Pole configuration
• 415V AC operation
• 36kA breaking capacity
• Thermal magnetic protection
• Overload protection
• Short-circuit protection
• Industrial-grade construction
• Long service life
Applications
• Three-phase power distribution
• Main incoming power protection
• Industrial machinery protection
• Motor feeder circuits
• Commercial electrical systems
• Utility distribution networks
• Infrastructure electrical projects
• Equipment circuit protection
FAQs
1. What is the CM98401OOROOG MCCB used for?
Ans: It is used for protecting electrical circuits & equipment against overloads & short circuits in high-capacity three-phase electrical systems.
2. What is the current rating of this MCCB?
Ans: The MCCB is rated at 400A.
3. What does 3 Pole mean?
Ans: A 3 Pole MCCB provides protection & switching for all three phase conductors in a three-phase electrical system.
4. What is the breaking capacity of this MCCB?
Ans: It has a 36kA short-circuit breaking capacity, enabling safe interruption of high fault currents.
5. What is a thermal magnetic trip mechanism?
Ans: It combines thermal overload protection & instantaneous magnetic short-circuit protection to provide comprehensive circuit protection.
6. Where can this MCCB be installed?
Ans: It can be installed in industrial control panels, electrical distribution boards, commercial facilities, utility systems, & infrastructure projects.
7. Is it suitable for industrial applications?
Ans: Yes, it is specifically designed for industrial, commercial, infrastructure, & utility power distribution applications.
8. Does it require frequent maintenance?
Ans: No, its durable construction & reliable protection mechanism provide long-term, low-maintenance operation under normal operating conditions.
Overview
| Rated Operational Current | 400 |
|---|---|
| Mechanical Life (No. of operating cycles) | 10000 |
| No. of Poles | 3P |
| Rated Operational voltage (Ue) | 415V AC |
| Rated Insulation Voltage Ui (V) | 800 V |
| Conformance to Standards | IEC 60947-1, EN 60947-1, IS/IEC 60947-1 IEC 60947-2, EN 60947-2, IS/IEC 60947-2 IEC 60947-3, EN 60947-3, IS/IEC 60947-3 IEC 60947-4, EN 60947-4, IS/IEC 60947-4 |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Operational Frequency (Hz) | 50/60 Hz |
| Release Type | TM |
| Rated Short Circuit Breaking capacity Icu(kA) | DN3B MCCB 400 3P 415V AC 36kA Thermal Magnetic 50/60 Hz |
| Rated Sevice circuit breaking capacity (Ics as % of Icu) @415VAC | 36kA |
| Ambient temperature | -5°C to 55°C |
| Suitable for isolation | Yes |
| Load-line bias | No |
| Electrical Life (Operating Cycles) | 4000 |
| IP Protection | IP40 |
| Pollution Degree | III |
| Width(mm) | 140 |
| Height(mm) | 205 |
| Depth(mm) | 111 |
Documents
Warranty
1. All products listed in the price list are covered by a warranty against manufacturing defects...
- All products listed in the price list are covered by a warranty against manufacturing defects for a period of 18* months from the date of purchase.
- For Lauritz Knudsen MCBs & Isolators mounted inside Lauritz Knudsen Distribution Boards, an extended warranty of 5 years is provided.
- In the event of a defect due to faulty workmanship or other associated reasons, the manufacturer will, at its discretion, remedy the defect or replace the faulty parts or the entire product as soon as possible, free of cost.
- This warranty is subject to proper usage and efficient maintenance and does not cover defects arising from fire, accidents, inefficient maintenance, faulty operation, or deliberate or accidental damage.
- The warranty does not cover damage to power electronic components such as thyristors & IGBTs, which primarily fail due to over-temperature or over-voltage. Users must take adequate precautions to eliminate such conditions.
- The manufacturer shall not be responsible or liable for any special, incidental, social, or consequential losses (including loss of profits), punitive damages, injury, or damages of any kind solely attributable to defect or failure of its products.
- The manufacturer shall not be liable in any manner for issues related to or failure in the performance of any other equipment to which the product is connected.
Reviews
Write Your Own Review
Only registered users can write reviews. Please Sign in or create an account
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