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DPX³630 Thermal Magnetic Release Circuit Breaker | 4 Poles 320A | 36kA Breaking Capacity | IP30 Rated | @Each of 1 | by Legrand

BRAND: Legrand
SKU: 422006
$4,663.60 List price: $5,811.60
+ −
30 Days Return Delivery Options
The DPX³630 thermal magnetic release circuit breaker is designed for industrial power distribution, featuring 4 poles with a rated current of 320A and a breaking capacity of 36kA at 400V. Ideal for high power electrical installations, it ensures reliable circuit protection with an IP30 rating and manual adjustment for thermal and magnetic protection.

Product Name/Title: DPX³630 Thermal Magnetic Release Circuit Breaker | 4 Poles 320A | 36kA Breaking Capacity | IP30 Rated | @Each of 1 | by Legrand

Brand: Legrand

SKU: 422006

Alternatively Known As: DPX3 630 Circuit Breaker, Thermal Magnetic Circuit Breaker 320A, 4 Pole Industrial Circuit Breaker, Legrand Modular Circuit Breaker

Technical Specifications
  • Rated permanent current: 320 A
  • Rated voltage: 220-690 V
  • Rated short-circuit breaking capacity (Icu) at 400 V, 50 Hz: 36 kA
  • Overload release current setting: 256-320 A
  • Adjustment range undelayed short-circuit release: 1600-3200 A
  • Device construction: Built-in fixed built-in technique
  • Integrated earth fault protection: No
  • Type of electrical connection of main circuit: Screw connection
  • Suitable for DIN rail mounting: No
  • Number of auxiliary contacts as change-over contact: 2
  • With switched-off indicator: Yes
  • With integrated under voltage release: Yes
  • Number of poles: 4
  • 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: 15 kg
Key Features
  • Thermal magnetic release for overload and short circuit protection
  • 4 poles with rated current of 320A
  • Breaking capacity of 36kA at 400V, 50Hz
  • Manual adjustment range for thermal protection: 0.8-1.0 of rated current
  • Manual adjustment range for magnetic protection: 5-10 of rated current
  • Supplied with fixing screws, connection plate for bars, and insulated phase barriers
  • Can be equipped with earth leakage module, residual current relay, auxiliaries, rotary handle, motor-driven handle, and locking accessory
  • IP30 degree of protection
  • Front side connection for main current circuit
  • Wing knob control element
  • 2 auxiliary change-over contacts
  • Integrated undervoltage release
Professional Installation Requirements
  • Installation must be performed by a qualified electrician familiar with industrial circuit breakers and compliant with local electrical codes.
Applications
  • Industrial power distribution panels
  • High power electrical installations
  • Switchboards and power cabinets requiring reliable circuit protection
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
  • AS/NZS 3112 – Plugs and Socket-Outlets (Type I Plug)
Environmental Benefits
  • Enhances electrical safety reducing risk of fire and equipment damage
  • Supports energy efficiency by protecting circuits from overloads and faults
  • Durable design reduces need for frequent replacements, minimizing waste
Warranty Information

Standard manufacturer warranty applies; please refer to Legrand for specific warranty terms.

Available Now

The Legrand DPX³630 Thermal Magnetic Release Circuit Breaker is available for immediate purchase, ideal for industrial and commercial power distribution applications.

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