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MCCB DRX 250 Thermal Magnetic Circuit Breaker | 25 kA Breaking Capacity | 250 A Rated Current | 3-Pole Design | @EA of 1 | by Legrand
MCCB DRX 250 Thermal Magnetic Circuit Breaker offers reliable overload and short-circuit protection with a 25 kA breaking capacity at 415 V~. Designed for three-phase systems, this 250 A rated circuit breaker is perfect for industrial and commercial applications, ensuring safety and compliance with IEC 60947-2 standards.
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Technical Specifications
- Rated permanent current (Iu): 250 A
- Rated voltage: 110-550 V
- Rated short-circuit breaking capacity (Icu) at 400 V, 50 Hz: 25 kA
- Overload release current setting: 250-250 A
- Adjustment range short-term delayed short-circuit release: 2500-2500 A
- Adjustment range undelayed short-circuit release: 2500-2500 A
- Device construction: Built-in fixed technique
- Integrated earth fault protection: No
- Type of electrical connection: Screw connection
- Suitable for DIN rail mounting: Yes
- Number of auxiliary contacts (normally closed): 1
- Number of auxiliary contacts (change-over): 1
- Switched-off indicator: Yes
- Integrated under voltage release: Yes
- Number of poles: 3
- Position of connection for main current circuit: Front side
- Type of control element: Wing knob
- Complete device with protection unit: Yes
- Motor drive integrated: No
- Degree of protection (IP): IP30
- Dimensions (H x L x W): 120mm x 75mm x 90mm
- Weight: 5 kg
Key Features
- Thermal magnetic trip unit for overload and short-circuit protection
- Breaking capacity (Icu) of 25 kA at 415 V~
- Rated current of 250 A
- 3-pole design suitable for three-phase systems
- Conforms to IEC 60947-2 standards
- Equipped with M8 terminals, fixing screws, and insulating shields
- Includes 1 normally closed and 1 change-over auxiliary contact
- Front side screw connection for main circuit
- IP30 degree of protection
- Suitable for DIN rail (top hat rail) mounting
- Integrated under voltage release and switched-off indicator
Professional Installation Requirements
- Installation must be performed by a qualified electrician to ensure compliance with electrical safety standards and proper integration into the electrical system.
Applications
- Protection and control of low-voltage electrical lines in industrial and commercial switchboards
- Switchboards and power cabinets requiring thermal magnetic circuit breakers
- Electrical distribution systems needing reliable overload and short-circuit protection
Standards & Compliance
- AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
- Enhances electrical safety reducing risk of fire and equipment damage
- Durable design reduces need for frequent replacements, minimizing waste
Warranty Information
Standard manufacturer warranty applies, typically 1-2 years against manufacturing defects.
Available Now
The Legrand MCCB DRX 250 Thermal Magnetic Circuit Breaker is available for immediate purchase, ideal for industrial and commercial electrical protection applications.
