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Circuit Breaker DPX3 630 | 3 Poles | 400A Thermal Magnetic Protection Legrand
The Circuit Breaker DPX3 630 is designed for industrial power installations, featuring 3 poles and a rated current of 400A with thermal magnetic protection.
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Technical Specifications
- Rated permanent current: 400 A
- Rated voltage: 220-690 V
- Rated short-circuit breaking capacity (Icu) at 400 V, 50 Hz: 50 kA
- Overload release current setting: 160-400 A
- Adjustment range short-term delayed short-circuit release: 240-4000 A
- Adjustment range undelayed short-circuit release: 5000 A
- Device construction: Built-in fixed built-in technique
- Integrated earth fault protection: No
- Type of electrical connection: Screw connection
- Number of auxiliary contacts as change-over contact: 2
- With switched-off indicator: Yes
- With 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
- Motor drive optional: Yes
- Degree of protection (IP): IP30
- Dimensions (H x L x W): 200mm x 120mm x 150mm
- Weight: 10 kg
Key Features
- Breaking capacity of 36kA according to EN/IEC 60947-2
- Rated insulation voltage of 800V and impulse withstand voltage of 8kV
- Thermal protection adjustable from 0.8 to 1.0 of rated current
- Magnetic protection adjustable from 5 to 10 times rated current
- Can be equipped with undervoltage and shunt releases, auxiliary contacts
- Compatible with rotary handles or motor operators
- Locking accessories and various connection accessories available
- Available in plug-in version with special terminals
- Optional earth leakage protection module can be added
- IP30 degree of protection
Professional Installation Requirements
- Installation must be performed by a qualified electrician to ensure compliance with electrical safety standards and proper integration into power distribution systems.
Applications
- Industrial power installations requiring high power circuit protection
- Switchboards and power cabinets in commercial and industrial settings
- Modular switchgear systems for electrical distribution
Standards & Compliance
- AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
- Enhances electrical safety reducing risk of faults and electrical fires
- Supports energy efficiency by protecting electrical systems from overloads
- 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 DPX3 630 3-pole circuit breaker with 400A thermal magnetic protection is available for immediate purchase, ideal for industrial and commercial electrical installations requiring reliable circuit protection.
