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Thermal Magnetic MCCB 3 Pole N/2 125A | 36kA Short-Circuit Capacity | Earth Leakage Protection Legrand

BRAND: Legrand
SKU: 420743
$2,948.70 List price: $3,674.60
1 EA ($2,948.70 per EA)
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The Thermal Magnetic MCCB 3 Pole + N/2 125A is designed for robust electrical protection in industrial and commercial applications.
Technical Specifications
  • Rated permanent current (Iu): 125 A
  • Rated voltage: 220-690 V
  • Rated short-circuit breaking capacity (Icu) at 400 V, 50 Hz: 36 kA
  • Overload release current setting: 100-125 A
  • Adjustment range short-term delayed short-circuit release: 1250 A
  • Adjustment range undelayed short-circuit release: 1250 A
  • Device construction: Built-in fixed built-in technique
  • Integrated earth fault protection: Yes
  • 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 + N/2
  • Position of connection for main current circuit: Front side
  • Type of control element: Wing knob
  • Complete device with protection unit: Yes
  • Degree of protection (IP): IP30
  • Dimensions (H x L x W): 140mm x 75mm x 90mm
  • Weight: 3.5 kg
Key Features
  • Rated permanent current: 125 A
  • Rated voltage: 220-690 V
  • Short-circuit breaking capacity: 36 kA at 400 V, 50 Hz
  • Overload release current setting adjustable from 100-125 A
  • Integrated earth fault protection module
  • Screw connection for main circuit
  • Suitable for DIN rail (top hat rail) mounting
  • Includes under voltage release and switched-off indicator
  • 3 poles with neutral/2 poles configuration
  • IP30 degree of protection
  • Motor drive optional
Professional Installation Requirements
  • Installation must be performed by a qualified electrician to ensure compliance with electrical safety standards and proper integration into the electrical distribution system.
Applications
  • Industrial electrical distribution panels
  • Commercial building electrical protection
  • Electrical switchboards requiring earth leakage protection
  • Motor control centers and power distribution units
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
  • AS/NZS 3112 – Plugs and Socket-Outlets (Type I Plug)
Environmental Benefits
  • Integrated earth leakage protection enhances electrical safety and reduces risk of electrical fires.
  • Durable design reduces need for frequent replacements, minimizing electronic waste.
Warranty Information

Legrand provides a standard 2-year warranty covering manufacturing defects and performance issues under normal use.

Available Now

The Legrand DPX³ 160 3 Pole + N/2 125A Thermal Magnetic MCCB with Earth Leakage Module 36kA is available for immediate purchase, ideal for industrial and commercial electrical protection applications.

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