Lauritz Knudsen AU Standard RCBO, 4 Pole, C Curve, 10 kA, 30 mA, 80A, 415V | Suitable for Isolation| with Enhanced Safety
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Lauritz Knudsen AU Standard RCBO, 4 Pole, C Curve, 10 kA, 30 mA, 80A, 415V | Suitable for Isolation| with Enhanced Safety
- Description
- Specifications
- Documents
- Warranty
- Reviews
Description
About the Product
The AU RCBO 80A FP 415V AC 10kA 30mA C Curve is a high-capacity four pole protection device that integrates both MCB & RCCB functionality into a single unit. It is engineered for three phase electrical systems requiring dependable protection against overload, short circuit, & earth leakage faults.
With an 80A current rating, this RCBO is ideal for heavy-duty applications such as main distribution lines, industrial machinery, & high power commercial systems. The 30mA leakage sensitivity provides effective protection against electric shock, making it suitable for safety-critical installations.
How the RCBO Works
This four pole RCBO operates as a complete protection system:
• Detects overload & short circuit faults similar to an MCB
• Detects earth leakage currents like an RCCB
• Trips automatically when abnormal conditions occur
• Disconnects all three phases & neutral simultaneously
This ensures complete circuit isolation & enhances overall safety in three phase electrical setups.
Electrical Configuration
• Rated current: 80A
• Poles: Four pole (FP – 3 phase + neutral)
• Rated voltage: 415V AC
• Breaking capacity: 10kA
• Sensitivity: 30mA
• Trip curve: C Curve
• Application: Overload, short circuit, & earth leakage protection
Construction & Design
The RCBO is designed for high performance & long term reliability:
• Integrated MCB & RCCB functionality in one compact device
• Modular design compatible with DIN rail mounting
• Compact construction for efficient panel space utilization
• High mechanical & electrical endurance
• Designed for accurate & consistent tripping performance
Safety & Protection
• Protects against overload & short circuit faults
• 30mA sensitivity ensures protection against electric shock
• Detects & isolates earth leakage currents
• Four pole isolation ensures complete disconnection of all phases & neutral
• Reduces risk of electrical hazards, fire, & equipment damage
Mounting & Durability
• DIN rail mounting for easy installation• Suitable for three phase distribution boards & industrial panels
• Compact modular design
• Designed for frequent operation & fault handling
• Built for long term durability & reliable performance
Application Domains
• Main distribution panels
• Industrial electrical installations
• Commercial power systems
• Heavy machinery & high load equipment circuits
• Three phase high load power distribution networks
Key Features
• 80A rated RCBO for high load three phase circuits
• Four pole design for complete phase & neutral isolation
• 10kA breaking capacity for reliable fault interruption
• 30mA sensitivity for personnel safety
• C curve characteristic for general & power applications
• Combines MCB & RCCB functions in one device
• DIN rail compatible for easy installation
Applications
• Industrial panels & heavy machinery
• Commercial electrical systems
• Main distribution boards
• High load power circuits
• Electrical control & protection systems
FAQs
1. What does FP mean in this RCBO?
Ans: FP stands for four pole, meaning it disconnects all three phases & neutral simultaneously.
2. What is the voltage rating of this RCBO?
Ans: It is designed for 415V AC three phase systems.
3. What does 30mA sensitivity indicate?
Ans: It provides protection against electric shock by detecting low leakage currents.
4. Why use an 80A RCBO?
Ans: It is used for high load applications such as main supply lines & heavy equipment.
5. What does 10kA breaking capacity mean?
Ans: It indicates the maximum fault current the device can safely interrupt.
6. What is a C curve characteristic?
Ans: It is suitable for circuits with moderate inrush currents such as motors & industrial machinery.
7. Where can this RCBO be used?
Ans: It is ideal for industrial & commercial three phase installations requiring high load & reliable protection.
Overview
| Discount Percentage | Between 0-10 % |
|---|---|
| Operating Temperature Range | -25°C to +60°C |
| Electrical life (Operating Cylces) | 5,000 |
| Tightening Torque | 4Nm |
| Termination capacity | 70 Sq. mm (rigid) 50 Sq. mm (flexible) |
| Mechanical Life (Operating Cycles) | 20,000 |
| No. of Poles | FP |
| Rated Insulation Voltage Ui (V) | 500V |
| Rated Frequency | 50Hz |
| Rated Short-circuit Breaking Capacity | 10kA as per IEC 61009-1 |
| Rated Impulse Voltage | 6kV |
| Current Rating | 80A |
| Rated operational voltage (Ue) | 415V |
| Conformance to Standards | IEC 61009-1 |
| Tripping Characteristic | C Curve |
| Sensitivity | 30mA |
| Length(mm) | 77.5 |
| Height(mm) | 103.8 |
| Breadth(mm) | 210.2 |
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 AU RCBO 80A FP 415V AC 10kA 30mA C Curve is a high-capacity four pole protection device that integrates both MCB & RCCB functionality into a single unit. It is engineered for three phase electrical systems requiring dependable protection against overload, short circuit, & earth leakage faults.
With an 80A current rating, this RCBO is ideal for heavy-duty applications such as main distribution lines, industrial machinery, & high power commercial systems. The 30mA leakage sensitivity provides effective protection against electric shock, making it suitable for safety-critical installations.
How the RCBO Works
This four pole RCBO operates as a complete protection system:
• Detects overload & short circuit faults similar to an MCB
• Detects earth leakage currents like an RCCB
• Trips automatically when abnormal conditions occur
• Disconnects all three phases & neutral simultaneously
This ensures complete circuit isolation & enhances overall safety in three phase electrical setups.
Electrical Configuration
• Rated current: 80A
• Poles: Four pole (FP – 3 phase + neutral)
• Rated voltage: 415V AC
• Breaking capacity: 10kA
• Sensitivity: 30mA
• Trip curve: C Curve
• Application: Overload, short circuit, & earth leakage protection
Construction & Design
The RCBO is designed for high performance & long term reliability:
• Integrated MCB & RCCB functionality in one compact device
• Modular design compatible with DIN rail mounting
• Compact construction for efficient panel space utilization
• High mechanical & electrical endurance
• Designed for accurate & consistent tripping performance
Safety & Protection
• Protects against overload & short circuit faults
• 30mA sensitivity ensures protection against electric shock
• Detects & isolates earth leakage currents
• Four pole isolation ensures complete disconnection of all phases & neutral
• Reduces risk of electrical hazards, fire, & equipment damage
Mounting & Durability
• DIN rail mounting for easy installation• Suitable for three phase distribution boards & industrial panels
• Compact modular design
• Designed for frequent operation & fault handling
• Built for long term durability & reliable performance
Application Domains
• Main distribution panels
• Industrial electrical installations
• Commercial power systems
• Heavy machinery & high load equipment circuits
• Three phase high load power distribution networks
Key Features
• 80A rated RCBO for high load three phase circuits
• Four pole design for complete phase & neutral isolation
• 10kA breaking capacity for reliable fault interruption
• 30mA sensitivity for personnel safety
• C curve characteristic for general & power applications
• Combines MCB & RCCB functions in one device
• DIN rail compatible for easy installation
Applications
• Industrial panels & heavy machinery
• Commercial electrical systems
• Main distribution boards
• High load power circuits
• Electrical control & protection systems
FAQs
1. What does FP mean in this RCBO?
Ans: FP stands for four pole, meaning it disconnects all three phases & neutral simultaneously.
2. What is the voltage rating of this RCBO?
Ans: It is designed for 415V AC three phase systems.
3. What does 30mA sensitivity indicate?
Ans: It provides protection against electric shock by detecting low leakage currents.
4. Why use an 80A RCBO?
Ans: It is used for high load applications such as main supply lines & heavy equipment.
5. What does 10kA breaking capacity mean?
Ans: It indicates the maximum fault current the device can safely interrupt.
6. What is a C curve characteristic?
Ans: It is suitable for circuits with moderate inrush currents such as motors & industrial machinery.
7. Where can this RCBO be used?
Ans: It is ideal for industrial & commercial three phase installations requiring high load & reliable protection.
Overview
| Discount Percentage | Between 0-10 % |
|---|---|
| Operating Temperature Range | -25°C to +60°C |
| Electrical life (Operating Cylces) | 5,000 |
| Tightening Torque | 4Nm |
| Termination capacity | 70 Sq. mm (rigid) 50 Sq. mm (flexible) |
| Mechanical Life (Operating Cycles) | 20,000 |
| No. of Poles | FP |
| Rated Insulation Voltage Ui (V) | 500V |
| Rated Frequency | 50Hz |
| Rated Short-circuit Breaking Capacity | 10kA as per IEC 61009-1 |
| Rated Impulse Voltage | 6kV |
| Current Rating | 80A |
| Rated operational voltage (Ue) | 415V |
| Conformance to Standards | IEC 61009-1 |
| Tripping Characteristic | C Curve |
| Sensitivity | 30mA |
| Length(mm) | 77.5 |
| Height(mm) | 103.8 |
| Breadth(mm) | 210.2 |
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.