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MCB DX3 10000A 4 Pole 40A Curve C | 10kA Breaking Capacity | IP20 Protection | @EA of 1 | by Legrand
The MCB DX3 10000A 4 Pole 40A Curve C is a reliable miniature circuit breaker designed for residential and small commercial electrical panels. With a breaking capacity of 10kA and IP20 protection, it ensures safety and efficiency in circuit protection. Ideal for electricians, this device features a tripping threshold between 200A and 400A, making it perfect for various applications.
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Product Name/Title: MCB DX3 10000A 4 Pole 40A Curve C | 10kA Breaking Capacity | IP20 Protection | @EA of 1 | by Legrand
Brand: Legrand
SKU: 409340
Alternatively Known As: Miniature Circuit Breaker 4P 40A C Curve, Legrand DX3 MCB 4 Pole 40 Amp, 4 Pole Circuit Breaker 10kA
Technical Specifications
- Rated current: 40 A
- Rated voltage: 400 V AC
- Number of poles: 4
- Breaking capacity: 10 kA at 400 V (IEC 60898-1)
- Impulse withstand voltage: 4 kV
- Rated insulation voltage Ui: 500 V
- Frequency: 50-60 Hz
- Current limiting class: 3
- Degree of protection: IP20
- Pollution degree: 2
- Connectable conductor cross section: multi-wired 1.5-25 mm², solid-core 1.5-35 mm²
- Mounting method: DIN rail
- Colour: Grey (RAL 7035)
- Degree of impact strength: IK02
- Operating ambient temperature: -25 to 70 °C
- Storage temperature: -40 to 70 °C
- Connection type: Screwed terminal
- Flush-mounted installation: Yes
- Concurrently switching neutral conductor: Yes
- Dimensions (H x L x W): 95mm x 78mm x 71mm
- Weight: 0.3 kg
Key Features
- Breaking capacity of 10,000A according to IEC 60898-1 standard
- Tripping threshold between 200A and 400A (C curve)
- IP20 fingerproof protection against solid bodies larger than 12.5mm
- Energy limitation class 3 for let-through energy
- Compatible with Legrand DX3 auxiliaries, RCD add-on modules, and accessories
- Can be connected to aluminium cables with terminal accessory
- Equipped with label holder for clear circuit identification
- On/Off indication on handle with red and green backgrounds
- Mounting on DIN rail with two clamps for easy removal
Professional Installation Requirements
- Installation should be performed by a qualified electrician in compliance with local electrical installation rules to ensure safety and proper operation.
Applications
- Residential and small commercial electrical panels
- Protection of electrical circuits in homes and small businesses
- Circuit protection in distribution boards
Standards & Compliance
- AS/NZS 60898 - Electrical accessories - Circuit-breakers for overcurrent protection for household and similar installations
Environmental Benefits
- Designed with an environmentally conscious process
- Halogen-free materials reduce environmental impact
- Energy limitation class 3 reduces let-through energy, enhancing safety and reducing damage
Warranty Information
Warranty terms as per Legrand standard policy; typically 1-2 years against manufacturing defects.
Available Now
The Legrand MCB DX3 10000A 4 Pole 40A Curve C Miniature Circuit Breaker is available for immediate purchase, ideal for residential and small commercial electrical panel protection.
