Lauritz Knudsen Manual Changeover Switch, C-Line, 63A, 415V AC | Frame 1 | 4 Pole | SS Enclosure Extended Handle| Load‑Handling Capability
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Lauritz Knudsen Manual Changeover Switch, C-Line, 63A, 415V AC | Frame 1 | 4 Pole | SS Enclosure Extended Handle| Load‑Handling Capability
- Description
- Specifications
- Documents
- Warranty
- Reviews
Description
About the Product
The Lauritz Knudsen C-Line Manual Changeover Switch FR1 63A 4P 415V AC with SS (stainless steel) enclosure is a dependable switching solution designed for safe transfer of electrical load between two power sources such as mains supply & generator backup.
Unlike open execution models, this version comes with a robust stainless steel enclosure, offering enhanced protection against dust, moisture, & environmental conditions. Combined with an extended handle mechanism, it allows easy external operation without opening the enclosure, ensuring both convenience & safety.
The 4-pole (4P) configuration ensures complete isolation of all conductors including neutral, making it suitable for applications requiring high safety & uninterrupted power management.
Purpose & Function
This enclosed manual changeover switch ensures safe & reliable power switching:
• Transfers electrical load between mains & generator
• Provides complete circuit isolation during switching
• Enables external manual operation via extended handle
• Ensures uninterrupted power supply during outages
• Enhances safety with enclosed design
Electrical Configuration
• Type: Manual Changeover Switch
• Series: C-Line FR1
• Current rating: 63A
• Rated voltage: 415V AC
• Poles: 4 Pole (4P)
• Enclosure: Stainless Steel (SS)
• Operation: Extended handle (external operation)
• Function: Power source switching & isolation
Construction & Design
The switch is built for durability & safety in real-world environments:
• Stainless steel enclosure for enhanced protection
• Weather-resistant & corrosion-resistant design
• Extended handle for safe external operation
• Compact & sturdy construction
• High-quality switching contacts for reliable performance
Safety & Protection
• SS enclosure protects against dust, moisture, & external damage
• 4-pole configuration ensures full electrical isolation
• Reduces risk of accidental contact with live parts
• Enhances operator safety during switching
• Ensures long-term reliability in harsh environments
Mounting & Installation
• Suitable for wall or panel mounting
• Enclosed design allows safe installation in exposed environments
• Extended handle enables operation without opening the enclosure
• Compatible with standard industrial electrical systems
• Supports neat & secure wiring inside enclosure
Application Domains
• Industrial power distribution systems
• Commercial buildings & facilities
• Generator backup systems
• Outdoor & semi-outdoor installations
• Electrical panels in harsh environments
• Manufacturing & processing units
Key Features
• 63A current rating for medium-load applications
• 415V AC operation for three phase systems
• 4-pole design for complete isolation
• Stainless steel enclosure for protection & durability
• Extended handle for safe external operation
• Reliable & long-lasting industrial-grade design
Applications
• Generator changeover panels
• Industrial distribution systems
• Commercial electrical installations
• Outdoor electrical setups
• Backup power management systems
FAQs
1. What is the advantage of an SS enclosure?
Ans: An SS (stainless steel) enclosure protects the switch from dust, moisture, corrosion, & physical damage.
2. What does 4P mean?
Ans: 4P (four-pole) means all conductors including neutral are isolated, ensuring maximum safety.
3. What is an extended handle?
Ans: An extended handle allows the switch to be operated from outside the enclosure without opening it.
4. Is this suitable for outdoor use?
Ans: Yes, the enclosed design makes it suitable for semi-outdoor & harsh environments.
5. What is the purpose of a manual changeover switch?
Ans: It safely transfers power between two sources such as mains & generator.
6. Why is full isolation important?
Ans: Full isolation ensures safety during switching & maintenance by completely disconnecting the circuit.
7. Is this suitable for industrial applications?
Ans: Yes, it is designed for industrial, commercial, & backup power systems requiring safe & reliable switching.
Overview
| Rated Operational Current (A) | 63 |
|---|---|
| Conformance to Standards | IS/IEC 60947-3, EN 60947-3 |
| Utilization Category | AC-23A |
| Rated operational voltage (Ue) | 415V |
| Operating Frequency(Hz) | 50/60 |
| Mechanical Life (No. of operating cycles) | 20000 |
| Rated Insulation Voltage Ui (V) | 1000 |
| Short Time Withstand for 1sec (kA) | 4 |
| Rated Operational Power (kW) | 37 |
| Rated Breaking Capacity@AC-23A (A) | 504 |
| Rated Making Capacity@AC-23A (A) | 630 |
| Version | Manual, SS enclosure |
| No. of Poles | 4P |
| Electrical life (Operating Cylces) | 3000 |
| Mechanical Life (Operating Cycles) | 20000 |
| Maximum Al termination (sq.mm) | 25 |
| Standard Accessories | Terminal Shroud,Phase Barriers,Source Separator, Extended handle with shaft |
| Pollution Degree | 3 |
| Rated impulse withstand voltage (Uimp) | 8 |
| Discount Percentage | Between 0-10 % |
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 C-Line Manual Changeover Switch FR1 63A 4P 415V AC with SS (stainless steel) enclosure is a dependable switching solution designed for safe transfer of electrical load between two power sources such as mains supply & generator backup.
Unlike open execution models, this version comes with a robust stainless steel enclosure, offering enhanced protection against dust, moisture, & environmental conditions. Combined with an extended handle mechanism, it allows easy external operation without opening the enclosure, ensuring both convenience & safety.
The 4-pole (4P) configuration ensures complete isolation of all conductors including neutral, making it suitable for applications requiring high safety & uninterrupted power management.
Purpose & Function
This enclosed manual changeover switch ensures safe & reliable power switching:
• Transfers electrical load between mains & generator
• Provides complete circuit isolation during switching
• Enables external manual operation via extended handle
• Ensures uninterrupted power supply during outages
• Enhances safety with enclosed design
Electrical Configuration
• Type: Manual Changeover Switch
• Series: C-Line FR1
• Current rating: 63A
• Rated voltage: 415V AC
• Poles: 4 Pole (4P)
• Enclosure: Stainless Steel (SS)
• Operation: Extended handle (external operation)
• Function: Power source switching & isolation
Construction & Design
The switch is built for durability & safety in real-world environments:
• Stainless steel enclosure for enhanced protection
• Weather-resistant & corrosion-resistant design
• Extended handle for safe external operation
• Compact & sturdy construction
• High-quality switching contacts for reliable performance
Safety & Protection
• SS enclosure protects against dust, moisture, & external damage
• 4-pole configuration ensures full electrical isolation
• Reduces risk of accidental contact with live parts
• Enhances operator safety during switching
• Ensures long-term reliability in harsh environments
Mounting & Installation
• Suitable for wall or panel mounting
• Enclosed design allows safe installation in exposed environments
• Extended handle enables operation without opening the enclosure
• Compatible with standard industrial electrical systems
• Supports neat & secure wiring inside enclosure
Application Domains
• Industrial power distribution systems
• Commercial buildings & facilities
• Generator backup systems
• Outdoor & semi-outdoor installations
• Electrical panels in harsh environments
• Manufacturing & processing units
Key Features
• 63A current rating for medium-load applications
• 415V AC operation for three phase systems
• 4-pole design for complete isolation
• Stainless steel enclosure for protection & durability
• Extended handle for safe external operation
• Reliable & long-lasting industrial-grade design
Applications
• Generator changeover panels
• Industrial distribution systems
• Commercial electrical installations
• Outdoor electrical setups
• Backup power management systems
FAQs
1. What is the advantage of an SS enclosure?
Ans: An SS (stainless steel) enclosure protects the switch from dust, moisture, corrosion, & physical damage.
2. What does 4P mean?
Ans: 4P (four-pole) means all conductors including neutral are isolated, ensuring maximum safety.
3. What is an extended handle?
Ans: An extended handle allows the switch to be operated from outside the enclosure without opening it.
4. Is this suitable for outdoor use?
Ans: Yes, the enclosed design makes it suitable for semi-outdoor & harsh environments.
5. What is the purpose of a manual changeover switch?
Ans: It safely transfers power between two sources such as mains & generator.
6. Why is full isolation important?
Ans: Full isolation ensures safety during switching & maintenance by completely disconnecting the circuit.
7. Is this suitable for industrial applications?
Ans: Yes, it is designed for industrial, commercial, & backup power systems requiring safe & reliable switching.
Overview
| Rated Operational Current (A) | 63 |
|---|---|
| Conformance to Standards | IS/IEC 60947-3, EN 60947-3 |
| Utilization Category | AC-23A |
| Rated operational voltage (Ue) | 415V |
| Operating Frequency(Hz) | 50/60 |
| Mechanical Life (No. of operating cycles) | 20000 |
| Rated Insulation Voltage Ui (V) | 1000 |
| Short Time Withstand for 1sec (kA) | 4 |
| Rated Operational Power (kW) | 37 |
| Rated Breaking Capacity@AC-23A (A) | 504 |
| Rated Making Capacity@AC-23A (A) | 630 |
| Version | Manual, SS enclosure |
| No. of Poles | 4P |
| Electrical life (Operating Cylces) | 3000 |
| Mechanical Life (Operating Cycles) | 20000 |
| Maximum Al termination (sq.mm) | 25 |
| Standard Accessories | Terminal Shroud,Phase Barriers,Source Separator, Extended handle with shaft |
| Pollution Degree | 3 |
| Rated impulse withstand voltage (Uimp) | 8 |
| Discount Percentage | Between 0-10 % |
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.