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Circuit Breaker DPX3 630 | 320A Rated Current | Thermal Magnetic Protection Legrand

BRAND: Legrand
SKU: 422080
$5,698.70 List price: $7,101.50
1 EA ($5,698.70 per EA)
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The Circuit Breaker DPX3 630 is designed for high power industrial applications, featuring a rated current of 320A and thermal magnetic protection.
Technical Specifications
  • Rated permanent current: 630 A
  • Rated voltage: 220-690 V
  • Short-circuit breaking capacity (Icu) at 400 V, 50 Hz: 70 kA
  • Overload release current setting: 252-630 A
  • Short-term delayed short-circuit release adjustment: 378-6300 A
  • Undelayed short-circuit release adjustment: 5000 A
  • Device construction: Fixed built-in technique
  • Integrated earth fault protection: No
  • Main circuit electrical connection: Screw connection
  • Number of auxiliary contacts: 2 change-over contacts
  • Switched-off indicator: Yes
  • Integrated under voltage release: Yes
  • Number of poles: 3
  • Connection position for main current circuit: Front side
  • Control element type: Wing knob
  • Complete device with protection unit: Yes
  • Motor drive integrated: No, optional available
  • Degree of protection (IP): IP30
  • Dimensions (H x L x W): 200mm x 120mm x 150mm
  • Weight: 10 kg
Key Features
  • Breaking capacity of 50kA compliant with 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
Professional Installation Requirements
  • Installation must be performed by a qualified electrician experienced with high power industrial circuit breakers to ensure compliance with safety standards and correct configuration.
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
  • Complies with AS/NZS 60950 – Safety of IT and Communication Equipment
  • Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Enhances electrical safety reducing risk of faults and fires
  • Durable design reduces need for frequent replacements
  • Supports energy-efficient power distribution systems
Warranty Information

Standard manufacturer warranty applies, typically 1-2 years against manufacturing defects.

Available Now

The Legrand DPX3 630 3-pole circuit breaker is available for immediate purchase, ideal for industrial and commercial power distribution applications.

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