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Thermal Overload Relay RTX3 150 | 54-75A Adjustable Range | Class 10A Variant-2 Legrand

BRAND: Legrand
SKU: 416771
$560.90 List price: $699.00
1 EA ($560.90 per EA)
+ −
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The Thermal Overload Relay RTX3 150 is designed for reliable motor protection, featuring an adjustable current range of 54-75A and a maximum rated operation voltage
Technical Specifications
  • Adjustable current range: 54-75 A
  • Max rated operation voltage (Ue): 690 V
  • Mounting method: Direct attachment
  • Type of electrical connection: Screw connection
  • Number of auxiliary contacts normally closed (NC): 1
  • Number of auxiliary contacts normally open (NO): 1
  • Release class: CLASS 10
  • Auxiliary contact rating: 0.75A / 240V AC - 15
  • Cage terminals capacity: Power 16mm² / Auxiliary circuit 1mm²
  • Dimensions (H x L x W): 90mm x 70mm x 45mm
  • Weight: 0.3 kg
Key Features
  • 1NO + 1NC auxiliary contact (0.75A / 240V AC - 15)
  • Cage terminals capacity: Power 16mm² / Auxiliary circuit 1mm²
  • Reset button selector with automatic or manual reset
  • Trip indicator and Stop/Test button
  • Adjustable current range from 54 to 75 A
  • Max rated operation voltage of 690 V
  • Direct attachment mounting method
  • Screw connection for main circuit
  • Release class: CLASS 10
Professional Installation Requirements
  • Installation should be performed by a qualified electrician familiar with motor control and protection devices to ensure compliance with safety standards and proper operation.
Applications
  • Tertiary and industrial motor control and protection
  • Direct association with CTX3 contactors
  • Industrial automation and machinery protection
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
  • AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Helps prevent motor damage and energy waste by providing reliable overload protection
  • Supports energy-efficient motor operation by preventing overheating
Warranty Information

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

Available Now

The Legrand Thermal Overload Relay RTX3 150 54-75A Class 10A Differential is available for immediate purchase, ideal for industrial and tertiary motor protection applications.

F01992FR-02 (F01992FR-02.pdf, 1,434 Kb) [Download]

F01992EN-02 (F01992EN-02.pdf, 1,921 Kb) [Download]

Technical Guide: Protection and control of 3-phase asynchronous motors (EXB19046_TG_3phase-asynchronous-motors_EN.pdf, 5,963 Kb) [Download]

ex223001_0294-0295 (ex223001_0294-0295.pdf, 754 Kb) [Download]

ex223001_0292-0293 (ex223001_0292-0293.pdf, 607 Kb) [Download]

ex223001_0284 (ex223001_0284.pdf, 76 Kb) [Download]

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