Lauritz Knudsen MNX Power Contactor 12A, 3 Pole, 240V AC | AC1 Rating - 30A | AC3 Rating - 12A | with 1 in auxilary contact | Electrical Coil | Click fit type construction up to 40A
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Lauritz Knudsen MNX Power Contactor 12A, 3 Pole, 240V AC | AC1 Rating - 30A | AC3 Rating - 12A | with 1 in auxilary contact | Electrical Coil | Click fit type construction up to 40A
- Description
- Specifications
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- Warranty
- Reviews
Description
About the Product
The Lauritz Knudsen MNX Contactor 12A 3P 415V AC (AC 3) with In-Built 1NC Auxiliary Contact & 240V AC Coil (50–60 Hz) is a compact & reliable industrial switching device designed for efficient control of small to medium-capacity electric motors & inductive loads in automation systems. With a 12A current rating & a 3 pole configuration, it is ideally suited for light-duty motor control applications requiring precision, efficiency, & durability.
Designed for AC 3 duty applications, this contactor effectively manages inductive loads such as motors, pumps, fans, & conveyors, including moderate inrush currents during startup & stable switching during continuous operation. The integrated 1 normally closed (1NC) auxiliary contact provides enhanced functionality for safety interlocking, control logic, & automation circuits, eliminating the need for additional auxiliary accessories.
The 240V AC coil (50–60 Hz) ensures compatibility with standard industrial control voltages, providing stable & efficient operation in control panels. Manufactured using high-quality materials & precision engineering, this contactor delivers consistent switching performance, long operational life, & dependable reliability in industrial environments.
Purpose & Function
This contactor is designed for compact motor control & safe automation:
• Controls small to medium three-phase motors
• Handles moderate inrush current during motor startup
• Provides reliable switching & operational stability
• Enables built-in NC auxiliary contact for interlocking & safety
• Enhances efficiency & reliability of automation systems
Electrical Configuration
• Product type: Contactor
• Model: MNX
• Rated current: 12A
• Number of poles: 3P
• Voltage rating: 415V AC
• Utilization category: AC 3 (motor loads)
• Auxiliary contacts: In-built 1NC
• Coil voltage: 240V AC
• Frequency: 50–60 Hz
• Function: Motor switching, control, & protection
Construction & Design
Engineered for compact & reliable industrial applications:
• High-quality contacts for efficient electrical conduction
• Integrated NC auxiliary contact reduces need for extra modules
• Compact & space-saving design for panel installation
• Durable construction ensures long operational life
• Precision switching mechanism for consistent performance
Safety & Protection
• Ensures safe motor starting & stopping
• NC auxiliary supports safety interlocking circuits
• Reduces risk of electrical faults & equipment damage
• Provides stable switching under inductive loads
• Enhances reliability of control systems
Mounting & Installation
• Suitable for panel or DIN rail mounting
• Compact design for efficient space utilization
• Easy & secure installation process
• Simplified wiring with built-in auxiliary contact
• Ensures stable & reliable electrical connections
Application Domains
• Motor control centers (MCC panels)
• Industrial automation systems
• Safety interlocking circuits
• Pumps, fans, & small machinery
• HVAC systems & process control
• Electrical control panels
Key Features
• 12A rated MNX contactor
• 3-pole configuration for motor control
• AC 3 duty for inductive loads
• In-built 1NC auxiliary contact
• 240V AC coil (50–60 Hz)
• Compact, durable, & industrial-grade design
Applications
• Small motor switching & control
• Industrial automation systems
• Safety & interlocking circuits
• Pump & fan control
• Control panel integration
FAQs
1. What is an AC 3 contactor?
Ans: An AC 3 contactor is designed for switching inductive loads such as motors & handling starting currents safely.
2. What is the purpose of a 1NC auxiliary contact?
Ans: It is used for safety interlocking & control circuits where a normally closed path is required.
3. What is the advantage of a 240V coil?
Ans: It ensures compatibility with common industrial control voltages & stable operation.
4. Where is this contactor used?
Ans: It is used in control panels, industrial automation systems, & small motor control applications.
5. Is it suitable for heavy loads?
Ans: No, it is designed for light to medium-duty motor control applications.
6. What is MNX series known for?
Ans: The MNX series is known for its compact design, durability, & reliable industrial performance.
7. Is installation easy?
Ans: Yes, it is designed for quick & secure installation in electrical control panels.
Overview
| Ambient temperature | -20 to 55 degree C |
|---|---|
| Mechanical Life (No. of operating cycles) | 7200 Cy/hr |
| Rated impulse withstand voltage (Uimp) | 8kV |
| Rated Insulation Voltage Ui (V) | 690V |
| Conformance to Standards | IS/IEC 6094741, IEC 6094741 |
| Coil Voltage | 240 V AC |
| Rated operational current at 415V | 12A |
| Discount Percentage | Between 0-10 % |
| No. of Poles | 3P |
| Height(mm) | 83 |
| Width(mm) | 45 |
| Depth(mm) | 88 |
| Rated kW | 5.5kW |
| Rated making capacity | 450A |
| Coil Operating band %Uc (Pick up) | 65 - 120 % |
| Rated breaking capacity | 250A |
| Mechanical Life | 15 Million |
| Coil Operating band %Uc (Drop off) | 35 - 50 % |
| Pick up VA consumption | 68VA |
| Hold on VA consumption | 11VA |
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 MNX Contactor 12A 3P 415V AC (AC 3) with In-Built 1NC Auxiliary Contact & 240V AC Coil (50–60 Hz) is a compact & reliable industrial switching device designed for efficient control of small to medium-capacity electric motors & inductive loads in automation systems. With a 12A current rating & a 3 pole configuration, it is ideally suited for light-duty motor control applications requiring precision, efficiency, & durability.
Designed for AC 3 duty applications, this contactor effectively manages inductive loads such as motors, pumps, fans, & conveyors, including moderate inrush currents during startup & stable switching during continuous operation. The integrated 1 normally closed (1NC) auxiliary contact provides enhanced functionality for safety interlocking, control logic, & automation circuits, eliminating the need for additional auxiliary accessories.
The 240V AC coil (50–60 Hz) ensures compatibility with standard industrial control voltages, providing stable & efficient operation in control panels. Manufactured using high-quality materials & precision engineering, this contactor delivers consistent switching performance, long operational life, & dependable reliability in industrial environments.
Purpose & Function
This contactor is designed for compact motor control & safe automation:
• Controls small to medium three-phase motors
• Handles moderate inrush current during motor startup
• Provides reliable switching & operational stability
• Enables built-in NC auxiliary contact for interlocking & safety
• Enhances efficiency & reliability of automation systems
Electrical Configuration
• Product type: Contactor
• Model: MNX
• Rated current: 12A
• Number of poles: 3P
• Voltage rating: 415V AC
• Utilization category: AC 3 (motor loads)
• Auxiliary contacts: In-built 1NC
• Coil voltage: 240V AC
• Frequency: 50–60 Hz
• Function: Motor switching, control, & protection
Construction & Design
Engineered for compact & reliable industrial applications:
• High-quality contacts for efficient electrical conduction
• Integrated NC auxiliary contact reduces need for extra modules
• Compact & space-saving design for panel installation
• Durable construction ensures long operational life
• Precision switching mechanism for consistent performance
Safety & Protection
• Ensures safe motor starting & stopping
• NC auxiliary supports safety interlocking circuits
• Reduces risk of electrical faults & equipment damage
• Provides stable switching under inductive loads
• Enhances reliability of control systems
Mounting & Installation
• Suitable for panel or DIN rail mounting
• Compact design for efficient space utilization
• Easy & secure installation process
• Simplified wiring with built-in auxiliary contact
• Ensures stable & reliable electrical connections
Application Domains
• Motor control centers (MCC panels)
• Industrial automation systems
• Safety interlocking circuits
• Pumps, fans, & small machinery
• HVAC systems & process control
• Electrical control panels
Key Features
• 12A rated MNX contactor
• 3-pole configuration for motor control
• AC 3 duty for inductive loads
• In-built 1NC auxiliary contact
• 240V AC coil (50–60 Hz)
• Compact, durable, & industrial-grade design
Applications
• Small motor switching & control
• Industrial automation systems
• Safety & interlocking circuits
• Pump & fan control
• Control panel integration
FAQs
1. What is an AC 3 contactor?
Ans: An AC 3 contactor is designed for switching inductive loads such as motors & handling starting currents safely.
2. What is the purpose of a 1NC auxiliary contact?
Ans: It is used for safety interlocking & control circuits where a normally closed path is required.
3. What is the advantage of a 240V coil?
Ans: It ensures compatibility with common industrial control voltages & stable operation.
4. Where is this contactor used?
Ans: It is used in control panels, industrial automation systems, & small motor control applications.
5. Is it suitable for heavy loads?
Ans: No, it is designed for light to medium-duty motor control applications.
6. What is MNX series known for?
Ans: The MNX series is known for its compact design, durability, & reliable industrial performance.
7. Is installation easy?
Ans: Yes, it is designed for quick & secure installation in electrical control panels.
Overview
| Ambient temperature | -20 to 55 degree C |
|---|---|
| Mechanical Life (No. of operating cycles) | 7200 Cy/hr |
| Rated impulse withstand voltage (Uimp) | 8kV |
| Rated Insulation Voltage Ui (V) | 690V |
| Conformance to Standards | IS/IEC 6094741, IEC 6094741 |
| Coil Voltage | 240 V AC |
| Rated operational current at 415V | 12A |
| Discount Percentage | Between 0-10 % |
| No. of Poles | 3P |
| Height(mm) | 83 |
| Width(mm) | 45 |
| Depth(mm) | 88 |
| Rated kW | 5.5kW |
| Rated making capacity | 450A |
| Coil Operating band %Uc (Pick up) | 65 - 120 % |
| Rated breaking capacity | 250A |
| Mechanical Life | 15 Million |
| Coil Operating band %Uc (Drop off) | 35 - 50 % |
| Pick up VA consumption | 68VA |
| Hold on VA consumption | 11VA |
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.