Lauritz Knudsen DN0SD, MCCB, 4 Pole, 415V AC, 32A | Switch Disconnector | IP40 Protection | MCCBs without protection release
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Lauritz Knudsen DN0SD, MCCB, 4 Pole, 415V AC, 32A | Switch Disconnector | IP40 Protection | MCCBs without protection release
- Description
- Specifications
- Documents
- Warranty
- Reviews
Description
About the Product
The Lauritz Knudsen DN0SD MCCB 32A 4 Pole 415V AC SD Type is a robust molded case circuit breaker engineered to provide reliable protection & switching for modern electrical distribution systems. Designed to safeguard circuits, equipment, & installations against abnormal electrical conditions, it helps ensure operational continuity & enhanced electrical safety.
Featuring a 32A rated current, 4 Pole configuration, & 415V AC operating voltage, this MCCB is suitable for three-phase power distribution systems where neutral protection & isolation are also required. It is widely used in commercial buildings, industrial facilities, utility installations, & infrastructure projects requiring dependable electrical protection & complete circuit isolation.
As part of the trusted DN0SD series, the breaker offers reliable performance, fault management capability, & long operational life while supporting efficient electrical system operation.
How the Mechanism Works
The product functions by:
• Providing reliable circuit switching & isolation
• Protecting electrical equipment from abnormal current conditions
• Supporting safe operation of power distribution systems
• Interrupting fault conditions when required
• Isolating phases & neutral simultaneously
• Enhancing electrical system reliability
• Preventing equipment damage
• Supporting continuous power distribution
It serves as a dependable circuit protection & control device for electrical distribution networks requiring complete circuit isolation.
Electrical Configuration
• Product Type: Molded Case Circuit Breaker (MCCB)
• Series: DN0SD
• Current Rating: 32A
• Pole Configuration: 4 Pole
• Rated Voltage: 415V AC
• Frequency: 50/60 Hz
• Protection Type: SD Type
• Application: Circuit Protection & Switching
• Suitable For: Three-Phase Electrical Systems with Neutral Protection
• Catalog Number: CM90717OOEO
Construction & Design
Designed for dependable electrical protection:
• High-quality switching mechanism
• 32A rated current capacity
• 4-pole protection configuration
• Durable molded case construction
• Reliable contact system
• Compact installation profile
• Robust mechanical design
• Long operational lifespan
Safety & Protection
• Reliable circuit protection
• Enhanced equipment safety
• Improved power distribution reliability
• Dependable switching performance
• Simultaneous phase & neutral isolation
• Reduced risk of electrical faults
• High operational efficiency
• Long-term protection capability
Mounting & Durability
• Suitable for power distribution panels
• Compatible with commercial & industrial switchboards
• Durable molded case construction
• Reliable mechanical endurance
• High-quality manufacturing standards
• Minimal maintenance requirements
• Designed for continuous operation
• Suitable for demanding environments
Application Domains
• Industrial Facilities
• Manufacturing Plants
• Commercial Buildings
• Data Centers
• Utility Installations
• Electrical Distribution Panels
• Infrastructure Projects
• Power Management Systems
Key Features
• DN0SD MCCB series
• 32A current rating
• 4 Pole configuration
• 415V AC operation
• SD-type protection
• Neutral isolation capability
• Reliable switching performance
• Durable molded case construction
• Three-phase compatibility
• Long service life
Applications
• Three-phase power distribution
• Commercial power systems
• Industrial machinery protection
• Electrical panel installations
• Utility distribution networks
• Infrastructure projects
• Critical load protection
• Equipment protection systems
FAQs
1. What is the CM90717OOEO MCCB used for?
Ans: It is used for circuit protection, switching, & safe operation of three-phase electrical distribution systems requiring neutral protection.
2. What is the current rating of this MCCB?
Ans: The MCCB is rated at 32A.
3. What does 4 Pole mean?
Ans: A 4 Pole MCCB provides switching & protection for all three phase conductors & the neutral conductor.
4. What is the operating voltage of this MCCB?
Ans: The breaker is designed for 415V AC systems.
5. Where can this MCCB be installed?
Ans: It can be installed in electrical distribution panels, industrial control systems, commercial buildings, utility networks, & infrastructure projects.
6. Is it suitable for industrial applications?
Ans: Yes, it is designed for industrial, commercial, & utility electrical installations.
7. What are the advantages of a 4 Pole MCCB?
Ans: A 4 Pole MCCB provides complete isolation of all phases & neutral, improving electrical safety & maintenance efficiency.
8. Does it require frequent maintenance?
Ans: No, its robust construction & high-quality components provide long-term, low-maintenance operation under normal operating conditions.
Overview
| Rated Operational Current | 32A |
|---|---|
| Mechanical Life (No. of operating cycles) | 40000 |
| No. of Poles | 4P |
| 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 |
| Ambient temperature | -5°C to 55°C |
| Suitable for isolation | Yes |
| Load-line bias | No |
| Electrical Life (Operating Cycles) | 8000 |
| IP Protection | IP40 |
| Pollution Degree | III |
| Width(mm) | 100 |
| Height(mm) | 130 |
| Depth(mm) | 60 |
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 DN0SD MCCB 32A 4 Pole 415V AC SD Type is a robust molded case circuit breaker engineered to provide reliable protection & switching for modern electrical distribution systems. Designed to safeguard circuits, equipment, & installations against abnormal electrical conditions, it helps ensure operational continuity & enhanced electrical safety.
Featuring a 32A rated current, 4 Pole configuration, & 415V AC operating voltage, this MCCB is suitable for three-phase power distribution systems where neutral protection & isolation are also required. It is widely used in commercial buildings, industrial facilities, utility installations, & infrastructure projects requiring dependable electrical protection & complete circuit isolation.
As part of the trusted DN0SD series, the breaker offers reliable performance, fault management capability, & long operational life while supporting efficient electrical system operation.
How the Mechanism Works
The product functions by:
• Providing reliable circuit switching & isolation
• Protecting electrical equipment from abnormal current conditions
• Supporting safe operation of power distribution systems
• Interrupting fault conditions when required
• Isolating phases & neutral simultaneously
• Enhancing electrical system reliability
• Preventing equipment damage
• Supporting continuous power distribution
It serves as a dependable circuit protection & control device for electrical distribution networks requiring complete circuit isolation.
Electrical Configuration
• Product Type: Molded Case Circuit Breaker (MCCB)
• Series: DN0SD
• Current Rating: 32A
• Pole Configuration: 4 Pole
• Rated Voltage: 415V AC
• Frequency: 50/60 Hz
• Protection Type: SD Type
• Application: Circuit Protection & Switching
• Suitable For: Three-Phase Electrical Systems with Neutral Protection
• Catalog Number: CM90717OOEO
Construction & Design
Designed for dependable electrical protection:
• High-quality switching mechanism
• 32A rated current capacity
• 4-pole protection configuration
• Durable molded case construction
• Reliable contact system
• Compact installation profile
• Robust mechanical design
• Long operational lifespan
Safety & Protection
• Reliable circuit protection
• Enhanced equipment safety
• Improved power distribution reliability
• Dependable switching performance
• Simultaneous phase & neutral isolation
• Reduced risk of electrical faults
• High operational efficiency
• Long-term protection capability
Mounting & Durability
• Suitable for power distribution panels
• Compatible with commercial & industrial switchboards
• Durable molded case construction
• Reliable mechanical endurance
• High-quality manufacturing standards
• Minimal maintenance requirements
• Designed for continuous operation
• Suitable for demanding environments
Application Domains
• Industrial Facilities
• Manufacturing Plants
• Commercial Buildings
• Data Centers
• Utility Installations
• Electrical Distribution Panels
• Infrastructure Projects
• Power Management Systems
Key Features
• DN0SD MCCB series
• 32A current rating
• 4 Pole configuration
• 415V AC operation
• SD-type protection
• Neutral isolation capability
• Reliable switching performance
• Durable molded case construction
• Three-phase compatibility
• Long service life
Applications
• Three-phase power distribution
• Commercial power systems
• Industrial machinery protection
• Electrical panel installations
• Utility distribution networks
• Infrastructure projects
• Critical load protection
• Equipment protection systems
FAQs
1. What is the CM90717OOEO MCCB used for?
Ans: It is used for circuit protection, switching, & safe operation of three-phase electrical distribution systems requiring neutral protection.
2. What is the current rating of this MCCB?
Ans: The MCCB is rated at 32A.
3. What does 4 Pole mean?
Ans: A 4 Pole MCCB provides switching & protection for all three phase conductors & the neutral conductor.
4. What is the operating voltage of this MCCB?
Ans: The breaker is designed for 415V AC systems.
5. Where can this MCCB be installed?
Ans: It can be installed in electrical distribution panels, industrial control systems, commercial buildings, utility networks, & infrastructure projects.
6. Is it suitable for industrial applications?
Ans: Yes, it is designed for industrial, commercial, & utility electrical installations.
7. What are the advantages of a 4 Pole MCCB?
Ans: A 4 Pole MCCB provides complete isolation of all phases & neutral, improving electrical safety & maintenance efficiency.
8. Does it require frequent maintenance?
Ans: No, its robust construction & high-quality components provide long-term, low-maintenance operation under normal operating conditions.
Overview
| Rated Operational Current | 32A |
|---|---|
| Mechanical Life (No. of operating cycles) | 40000 |
| No. of Poles | 4P |
| 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 |
| Ambient temperature | -5°C to 55°C |
| Suitable for isolation | Yes |
| Load-line bias | No |
| Electrical Life (Operating Cycles) | 8000 |
| IP Protection | IP40 |
| Pollution Degree | III |
| Width(mm) | 100 |
| Height(mm) | 130 |
| Depth(mm) | 60 |
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.