Lauritz Knudsen DN2SD, MCCB, 3 Pole, 415V AC, 250A | Switch Disconnector | IP40 Protection | MCCBs without protection release
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Lauritz Knudsen DN2SD, MCCB, 3 Pole, 415V AC, 250A | Switch Disconnector | IP40 Protection | MCCBs without protection release
- Description
- Specifications
- Documents
- Warranty
- Reviews
Description
About the Product
The Lauritz Knudsen DN2SD MCCB 250A 3 Pole 415V AC Magnetic Trip is a rugged molded case circuit breaker engineered to provide dependable switching & short-circuit protection for low-voltage power distribution systems. Designed to protect electrical equipment, motors, transformers, cables, switchboards, & distribution networks from severe fault conditions, this MCCB ensures safe & reliable operation in demanding electrical environments.
Featuring a 250A rated current, 3 Pole configuration, & 415V AC operating voltage, this MCCB is suitable for industrial facilities, manufacturing plants, commercial buildings, infrastructure projects, utility installations, & OEM control panels requiring rapid fault isolation & reliable system protection.
The magnetic trip mechanism is specifically designed to provide instantaneous fault interruption during short-circuit conditions, helping reduce equipment damage, improve safety, & enhance system reliability.
How the Mechanism Works
The product functions by:
• Detecting high fault currents instantly
• Interrupting short-circuit conditions rapidly
• Automatically disconnecting faulty circuits
• Protecting motors, transformers, & cables
• Preventing damage to electrical equipment
• Supporting safe power distribution
• Minimizing system downtime
• Delivering dependable fault-clearing performance
It serves as a critical protection & switching device within electrical distribution systems.
Electrical Configuration
• Product Type: Molded Case Circuit Breaker (MCCB)
• Series: DN2SD
• Current Rating: 250A
• Pole Configuration: 3 Pole
• Rated Voltage: 415V AC
• Frequency: 50/60 Hz
• Trip Type: Magnetic Trip
• Application: Short-Circuit Protection & Switching
• Suitable For: Three-Phase Electrical Systems
• Catalog Number: CM96802OOPOOG
Construction & Design
Designed for dependable protection:
• Instantaneous magnetic trip mechanism
• 250A current carrying capacity
• 3-pole switching configuration
• Industrial-grade molded case design
• Durable contact assembly
• Reliable switching operation
• Robust mechanical construction
• Long operational lifespan
Safety & Protection
• Fast fault interruption capability
• Enhanced short-circuit protection
• Improved electrical safety
• Reduced equipment damage risk
• Reliable switching performance
• Improved system uptime
• Stable long-term operation
• Consistent protection characteristics
Mounting & Durability
• Suitable for switchboards & distribution panels
• Compatible with industrial & commercial installations
• Rugged molded case construction
• High mechanical endurance
• Designed for continuous-duty operation
• Low maintenance requirements
• Quality-engineered construction
• Suitable for demanding environments
Application Domains
• Industrial Facilities
• Manufacturing Plants
• Commercial Buildings
• Utility Installations
• Infrastructure Projects
• Electrical Distribution Systems
• OEM Control Panels
• Power Management Applications
Key Features
• DN2SD MCCB series
• 250A current rating
• 3 Pole configuration
• 415V AC operation
• Magnetic trip protection
• Instantaneous short-circuit protection
• Reliable switching functionality
• Durable molded case design
• Industrial-grade construction
• Long service life
Applications
• Three-phase power distribution
• Feeder circuit protection
• Industrial machinery protection
• Motor protection systems
• Transformer protection circuits
• Commercial electrical installations
• OEM panel applications
• Infrastructure electrical projects
FAQs
1. What is the CM96802OOPOOG MCCB used for?
Ans: It is used for short-circuit protection & switching in three-phase electrical distribution systems.
2. What is the current rating of this MCCB?
Ans: The MCCB is rated at 250A.
3. What does 3 Pole mean?
Ans: A 3 Pole MCCB protects & switches all three phase conductors simultaneously in a three-phase electrical system.
4. What is a magnetic trip MCCB?
Ans: A magnetic trip MCCB provides instantaneous tripping in response to short-circuit currents, helping rapidly isolate faults & protect equipment.
5. What voltage is this MCCB designed for?
Ans: It is designed for operation in 415V AC electrical systems.
6. Where can this MCCB be installed?
Ans: It can be installed in switchboards, distribution panels, industrial facilities, commercial buildings, OEM equipment, & infrastructure projects.
7. Is it suitable for industrial applications?
Ans: Yes, its robust construction & dependable magnetic trip protection make it suitable for demanding industrial & commercial electrical systems.
8. Does it require frequent maintenance?
Ans: No, the durable molded case construction & reliable operating mechanism provide long-term, low-maintenance service under normal operating conditions.
Overview
| Rated Operational Current | 250 |
|---|---|
| Mechanical Life (No. of operating cycles) | 25000 |
| 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 | SD |
| Rated Short Circuit Breaking capacity Icu(kA) | DN2SD MCCB 250 3P 415V AC - SD 50/60 Hz |
| Ambient temperature | -5°C to 55°C |
| Suitable for isolation | Yes |
| Load-line bias | No |
| Electrical Life (Operating Cycles) | 10000 |
| IP Protection | IP40 |
| Pollution Degree | III |
| Width(mm) | 105 |
| Height(mm) | 179 |
| Depth(mm) | 96 |
Documents
Warranty
- 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
Description
About the Product
The Lauritz Knudsen DN2SD MCCB 250A 3 Pole 415V AC Magnetic Trip is a rugged molded case circuit breaker engineered to provide dependable switching & short-circuit protection for low-voltage power distribution systems. Designed to protect electrical equipment, motors, transformers, cables, switchboards, & distribution networks from severe fault conditions, this MCCB ensures safe & reliable operation in demanding electrical environments.
Featuring a 250A rated current, 3 Pole configuration, & 415V AC operating voltage, this MCCB is suitable for industrial facilities, manufacturing plants, commercial buildings, infrastructure projects, utility installations, & OEM control panels requiring rapid fault isolation & reliable system protection.
The magnetic trip mechanism is specifically designed to provide instantaneous fault interruption during short-circuit conditions, helping reduce equipment damage, improve safety, & enhance system reliability.
How the Mechanism Works
The product functions by:
• Detecting high fault currents instantly
• Interrupting short-circuit conditions rapidly
• Automatically disconnecting faulty circuits
• Protecting motors, transformers, & cables
• Preventing damage to electrical equipment
• Supporting safe power distribution
• Minimizing system downtime
• Delivering dependable fault-clearing performance
It serves as a critical protection & switching device within electrical distribution systems.
Electrical Configuration
• Product Type: Molded Case Circuit Breaker (MCCB)
• Series: DN2SD
• Current Rating: 250A
• Pole Configuration: 3 Pole
• Rated Voltage: 415V AC
• Frequency: 50/60 Hz
• Trip Type: Magnetic Trip
• Application: Short-Circuit Protection & Switching
• Suitable For: Three-Phase Electrical Systems
• Catalog Number: CM96802OOPOOG
Construction & Design
Designed for dependable protection:
• Instantaneous magnetic trip mechanism
• 250A current carrying capacity
• 3-pole switching configuration
• Industrial-grade molded case design
• Durable contact assembly
• Reliable switching operation
• Robust mechanical construction
• Long operational lifespan
Safety & Protection
• Fast fault interruption capability
• Enhanced short-circuit protection
• Improved electrical safety
• Reduced equipment damage risk
• Reliable switching performance
• Improved system uptime
• Stable long-term operation
• Consistent protection characteristics
Mounting & Durability
• Suitable for switchboards & distribution panels
• Compatible with industrial & commercial installations
• Rugged molded case construction
• High mechanical endurance
• Designed for continuous-duty operation
• Low maintenance requirements
• Quality-engineered construction
• Suitable for demanding environments
Application Domains
• Industrial Facilities
• Manufacturing Plants
• Commercial Buildings
• Utility Installations
• Infrastructure Projects
• Electrical Distribution Systems
• OEM Control Panels
• Power Management Applications
Key Features
• DN2SD MCCB series
• 250A current rating
• 3 Pole configuration
• 415V AC operation
• Magnetic trip protection
• Instantaneous short-circuit protection
• Reliable switching functionality
• Durable molded case design
• Industrial-grade construction
• Long service life
Applications
• Three-phase power distribution
• Feeder circuit protection
• Industrial machinery protection
• Motor protection systems
• Transformer protection circuits
• Commercial electrical installations
• OEM panel applications
• Infrastructure electrical projects
FAQs
1. What is the CM96802OOPOOG MCCB used for?
Ans: It is used for short-circuit protection & switching in three-phase electrical distribution systems.
2. What is the current rating of this MCCB?
Ans: The MCCB is rated at 250A.
3. What does 3 Pole mean?
Ans: A 3 Pole MCCB protects & switches all three phase conductors simultaneously in a three-phase electrical system.
4. What is a magnetic trip MCCB?
Ans: A magnetic trip MCCB provides instantaneous tripping in response to short-circuit currents, helping rapidly isolate faults & protect equipment.
5. What voltage is this MCCB designed for?
Ans: It is designed for operation in 415V AC electrical systems.
6. Where can this MCCB be installed?
Ans: It can be installed in switchboards, distribution panels, industrial facilities, commercial buildings, OEM equipment, & infrastructure projects.
7. Is it suitable for industrial applications?
Ans: Yes, its robust construction & dependable magnetic trip protection make it suitable for demanding industrial & commercial electrical systems.
8. Does it require frequent maintenance?
Ans: No, the durable molded case construction & reliable operating mechanism provide long-term, low-maintenance service under normal operating conditions.
Overview
| Rated Operational Current | 250 |
|---|---|
| Mechanical Life (No. of operating cycles) | 25000 |
| 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 | SD |
| Rated Short Circuit Breaking capacity Icu(kA) | DN2SD MCCB 250 3P 415V AC - SD 50/60 Hz |
| Ambient temperature | -5°C to 55°C |
| Suitable for isolation | Yes |
| Load-line bias | No |
| Electrical Life (Operating Cycles) | 10000 |
| IP Protection | IP40 |
| Pollution Degree | III |
| Width(mm) | 105 |
| Height(mm) | 179 |
| Depth(mm) | 96 |
Documents
Warranty
- 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.