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MCB DX3 4 Pole 125A Curve C | 25kA Breaking Capacity | IP20 Rated | by Legrand
The MCB DX3 4 Pole 125A Curve C is a reliable miniature circuit breaker designed for residential and small commercial electrical panels. With a breaking capacity of 25kA and IP20 protection, it ensures safety and efficiency in circuit protection. Ideal for qualified electricians, this breaker features a red/green mechanical indicator for contact status and is compatible with Legrand DX3 auxiliaries.
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Product Name/Title: MCB DX3 4 Pole 125A Curve C | 25kA Breaking Capacity | IP20 Rated | by Legrand
Brand: Legrand
SKU: 409803
Alternatively Known As: Miniature Circuit Breaker 4P 125A C Curve, Legrand DX3 MCB 4 Pole, 4 Pole Circuit Breaker 125 Amp
Technical Specifications
- Rated current: 125 A
- Number of poles: 4
- Rated voltage: 400 V AC
- Rated insulation voltage Ui: 500 V
- Rated impulse withstand voltage Uimp: 6 kV
- Rated short-circuit breaking capacity Icu: 25 kA at 400 V
- Frequency: 50-60 Hz
- Degree of protection: IP20
- Pollution degree: 3
- Connectable conductor cross section multi-wired: 6-50 mm²
- Connectable conductor cross section solid-core: 6-70 mm²
- Mounting method: DIN rail
- Electric supply direction: Top or bottom
- Degree of impact strength: IK02
- Operating ambient temperature: -25 to 70 °C
- Storage temperature: -40 to 70 °C
- Colour: Grey (RAL 7035)
- Connection type: Screwed terminal, Cable
- Dimensions (H x L x W): 128mm x 79mm x 107mm
- Weight: 0.5 kg
Key Features
- Breaking capacity 25kA according to IEC 60947-2
- Tripping threshold between 625A and 1250A (C curve)
- Protected against solid bodies larger than 12.5mm (IP20)
- Can be equipped with Legrand DX3 auxiliaries and accessories
- Compatible with aluminium cable using terminal accessory
- Red/green mechanical indicator for contact status
- Label holder for clear circuit identification
- Flush-mounted installation
- Concurrently switches neutral conductor
- Halogen free
Professional Installation Requirements
- Installation should be performed by a qualified electrician in compliance with installation rules to ensure safety and proper operation.
Applications
- Residential electrical panels
- Small commercial electrical panels
- Circuit protection in electrical installations
Standards & Compliance
- AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
- Designed with an environmentally conscious process
- Halogen free materials reduce environmental impact
- Complies with substance-restriction requirements
Warranty Information
Warranty terms as per Legrand standard policy; typically covers manufacturing defects for a specified period.
Available Now
The Legrand MCB DX3 4 Pole 125A Curve C Miniature Circuit Breaker is available for immediate purchase, ideal for residential and small commercial electrical panel protection.
