Lauritz Knudsen DZ1D, MCCB, 4 Pole, 415V AC, 36kA Breaking Capacity, 63A | Thermal-Magnetic Release | IP40 Protection
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Lauritz Knudsen DZ1D, MCCB, 4 Pole, 415V AC, 36kA Breaking Capacity, 63A | Thermal-Magnetic Release | IP40 Protection
- Description
- Specifications
- Documents
- Warranty
- Reviews
Description
About the Product
The Lauritz Knudsen DZ1D MCCB 63A 4 Pole 415V AC 36kA Thermal Magnetic is a high-performance molded case circuit breaker engineered to provide reliable circuit protection & switching for low-voltage electrical installations. Designed to protect circuits against overloads & short-circuit faults, it safeguards motors, cables, control panels, switchboards, machinery, & power distribution networks from damage caused by abnormal current conditions.
Featuring a 63A rated current, 4 Pole configuration, 415V AC operating voltage, & a high 36kA short-circuit breaking capacity, this MCCB is suitable for industrial facilities, commercial buildings, OEM equipment, control panels, & utility applications requiring dependable fault interruption, neutral isolation, & electrical protection.
Its thermal magnetic trip mechanism combines overload protection with instantaneous short-circuit fault interruption, ensuring improved safety, reliable performance, equipment protection, & long service life.
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, & connected equipment
• Providing complete phase & neutral isolation
• Supporting safe power distribution
• Reducing electrical system damage risks
• Improving operational reliability
It serves as an essential protection device for maintaining electrical safety & uninterrupted system operation.
Electrical Configuration
• Product Type: Molded Case Circuit Breaker (MCCB)
• Series: DZ1D
• Current Rating: 63A
• Pole Configuration: 4 Pole
• Rated Voltage: 415V AC
• Frequency: 50/60 Hz
• Breaking Capacity: 36kA
• Trip Type: Thermal Magnetic
• Application: Circuit Protection & Switching
• Suitable For: Three-Phase & Neutral Electrical Systems
• Catalog Number: DZ1F0063DXD1AOOOO
Construction & Design
Designed for dependable protection:
• Thermal magnetic trip mechanism
• 63A current rating
• 4-pole protection configuration
• Neutral pole switching capability
• 36kA fault-breaking capability
• Compact molded case design
• Durable contact mechanism
• Industrial-grade engineering
Safety & Protection
• Reliable overload protection
• Fast short-circuit interruption
• High fault-clearing capability
• Enhanced electrical safety
• Complete phase & neutral isolation
• Improved equipment protection
• Reduced downtime risks
• Long-term operational stability
Mounting & Durability
• Suitable for switchboards & distribution panels
• Compatible with industrial & commercial installations
• Compact installation footprint
• Rugged molded case construction
• High mechanical durability
• Low maintenance requirements
• Designed for continuous operation
• Quality manufacturing standards
Application Domains
• Industrial Facilities
• Commercial Buildings
• OEM Equipment Panels
• Control Panels
• Utility Installations
• Infrastructure Projects
• Machinery Protection Systems
• Power Distribution Applications
Key Features
• DZ1D MCCB series
• 63A current rating
• 4 Pole configuration
• 415V AC operation
• 36kA breaking capacity
• Thermal magnetic trip protection
• Overload protection
• Short-circuit protection
• Neutral pole switching capability
• Long service life
Applications
• Three-phase circuit protection
• Distribution board protection
• Control panel protection
• Commercial electrical systems
• OEM machinery panels
• Utility electrical installations
• Equipment protection circuits
• Low-voltage power distribution
FAQs
1. What is the DZ1F0063DXD1AOOOO MCCB used for?
Ans: It is used for protecting electrical circuits & connected equipment against overloads & short-circuit faults in three-phase electrical systems with neutral isolation capability.
2. What is the current rating of this MCCB?
Ans: The MCCB is rated at 63A.
3. What does 4 Pole mean?
Ans: A 4 Pole MCCB protects & switches all three phase conductors together with the neutral conductor, ensuring complete circuit isolation.
4. What is the breaking capacity of this MCCB?
Ans: It provides a 36kA short-circuit breaking capacity for safe interruption of high fault currents & protection of connected equipment.
5. What is thermal magnetic protection?
Ans: Thermal magnetic protection combines thermal overload protection & instantaneous magnetic short-circuit protection for comprehensive circuit safety.
6. Where can this MCCB be installed?
Ans: It can be installed in switchboards, distribution panels, control panels, OEM equipment, commercial facilities, & industrial electrical systems.
7. Why choose a 4 Pole MCCB?
Ans: A 4 Pole MCCB provides simultaneous switching & isolation of the neutral conductor along with all three phases, offering improved electrical safety & complete isolation.
8. Does it require frequent maintenance?
Ans: No, its durable molded case construction & dependable trip mechanism ensure long-term, low-maintenance operation under normal operating conditions.
Overview
| Rated Operational Current | 63 |
|---|---|
| Mechanical Life (No. of operating cycles) | 30000 |
| 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 | TM |
| Rated Short Circuit Breaking capacity Icu(kA) | DZ1D MCCB 63 4P 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) | 10000 |
| IP Protection | IP40 |
| Pollution Degree | III |
| Width(mm) | 100 |
| Height(mm) | 130 |
| Depth(mm) | 60 |
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 DZ1D MCCB 63A 4 Pole 415V AC 36kA Thermal Magnetic is a high-performance molded case circuit breaker engineered to provide reliable circuit protection & switching for low-voltage electrical installations. Designed to protect circuits against overloads & short-circuit faults, it safeguards motors, cables, control panels, switchboards, machinery, & power distribution networks from damage caused by abnormal current conditions.
Featuring a 63A rated current, 4 Pole configuration, 415V AC operating voltage, & a high 36kA short-circuit breaking capacity, this MCCB is suitable for industrial facilities, commercial buildings, OEM equipment, control panels, & utility applications requiring dependable fault interruption, neutral isolation, & electrical protection.
Its thermal magnetic trip mechanism combines overload protection with instantaneous short-circuit fault interruption, ensuring improved safety, reliable performance, equipment protection, & long service life.
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, & connected equipment
• Providing complete phase & neutral isolation
• Supporting safe power distribution
• Reducing electrical system damage risks
• Improving operational reliability
It serves as an essential protection device for maintaining electrical safety & uninterrupted system operation.
Electrical Configuration
• Product Type: Molded Case Circuit Breaker (MCCB)
• Series: DZ1D
• Current Rating: 63A
• Pole Configuration: 4 Pole
• Rated Voltage: 415V AC
• Frequency: 50/60 Hz
• Breaking Capacity: 36kA
• Trip Type: Thermal Magnetic
• Application: Circuit Protection & Switching
• Suitable For: Three-Phase & Neutral Electrical Systems
• Catalog Number: DZ1F0063DXD1AOOOO
Construction & Design
Designed for dependable protection:
• Thermal magnetic trip mechanism
• 63A current rating
• 4-pole protection configuration
• Neutral pole switching capability
• 36kA fault-breaking capability
• Compact molded case design
• Durable contact mechanism
• Industrial-grade engineering
Safety & Protection
• Reliable overload protection
• Fast short-circuit interruption
• High fault-clearing capability
• Enhanced electrical safety
• Complete phase & neutral isolation
• Improved equipment protection
• Reduced downtime risks
• Long-term operational stability
Mounting & Durability
• Suitable for switchboards & distribution panels
• Compatible with industrial & commercial installations
• Compact installation footprint
• Rugged molded case construction
• High mechanical durability
• Low maintenance requirements
• Designed for continuous operation
• Quality manufacturing standards
Application Domains
• Industrial Facilities
• Commercial Buildings
• OEM Equipment Panels
• Control Panels
• Utility Installations
• Infrastructure Projects
• Machinery Protection Systems
• Power Distribution Applications
Key Features
• DZ1D MCCB series
• 63A current rating
• 4 Pole configuration
• 415V AC operation
• 36kA breaking capacity
• Thermal magnetic trip protection
• Overload protection
• Short-circuit protection
• Neutral pole switching capability
• Long service life
Applications
• Three-phase circuit protection
• Distribution board protection
• Control panel protection
• Commercial electrical systems
• OEM machinery panels
• Utility electrical installations
• Equipment protection circuits
• Low-voltage power distribution
FAQs
1. What is the DZ1F0063DXD1AOOOO MCCB used for?
Ans: It is used for protecting electrical circuits & connected equipment against overloads & short-circuit faults in three-phase electrical systems with neutral isolation capability.
2. What is the current rating of this MCCB?
Ans: The MCCB is rated at 63A.
3. What does 4 Pole mean?
Ans: A 4 Pole MCCB protects & switches all three phase conductors together with the neutral conductor, ensuring complete circuit isolation.
4. What is the breaking capacity of this MCCB?
Ans: It provides a 36kA short-circuit breaking capacity for safe interruption of high fault currents & protection of connected equipment.
5. What is thermal magnetic protection?
Ans: Thermal magnetic protection combines thermal overload protection & instantaneous magnetic short-circuit protection for comprehensive circuit safety.
6. Where can this MCCB be installed?
Ans: It can be installed in switchboards, distribution panels, control panels, OEM equipment, commercial facilities, & industrial electrical systems.
7. Why choose a 4 Pole MCCB?
Ans: A 4 Pole MCCB provides simultaneous switching & isolation of the neutral conductor along with all three phases, offering improved electrical safety & complete isolation.
8. Does it require frequent maintenance?
Ans: No, its durable molded case construction & dependable trip mechanism ensure long-term, low-maintenance operation under normal operating conditions.
Overview
| Rated Operational Current | 63 |
|---|---|
| Mechanical Life (No. of operating cycles) | 30000 |
| 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 | TM |
| Rated Short Circuit Breaking capacity Icu(kA) | DZ1D MCCB 63 4P 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) | 10000 |
| IP Protection | IP40 |
| Pollution Degree | III |
| Width(mm) | 100 |
| Height(mm) | 130 |
| Depth(mm) | 60 |
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.