LIVE Electrical RTN340B-030N 3P+N 40A B Curve 10kA 30mA Type A RCBO

Product Overview

The LIVE Electrical RTN340B-030N is a powerful 3P+N Type A RCBO designed to provide comprehensive protection for three-phase electrical installations. Combining overcurrent, short circuit, and residual current protection in a single compact unit, this RCBO delivers superior reliability and performance. With a 40A B Curve tripping characteristic and a 10kA breaking capacity, it’s built to handle demanding electrical environments found in commercial and industrial applications.

Fully compliant with BS EN 61009-1, the RTN340B-030N offers Type A sensitivity, detecting both AC and pulsating DC residual currents for improved protection of modern electrical equipment such as EV chargers, LED drivers, and electronic control systems. Its durable and modular design allows for straightforward installation and long-lasting safety assurance.

Key Specifications

• Rated Current (In): 40A
• Rated Voltage (Ue): 230/400V AC
• Breaking Capacity (Icn): 10kA
• Rated Residual Current: 30mA
• Pole Configuration: 3P+N
• Tripping Curve: B Curve – ideal for resistive and low-inductive loads
• Residual Current Type: Type A – detects AC and pulsating DC leakage currents
• Terminal Capacity:
  • Input: up to 16mm²
  • Output: up to 10mm²
• Standard Compliance: BS EN 61009-1

Features & Benefits

• Combines overload, short circuit, and residual current protection in one device.
• 10kA high breaking capacity ensures safe operation under fault conditions.
• Type A protection detects both AC and pulsating DC leakage currents.
• B Curve tripping characteristic suitable for general-purpose lighting and socket circuits.
• Compact modular construction simplifies installation and maintenance.
• Ideal for use in commercial distribution boards, workshops, and industrial systems.

Downloads

Download Data Sheet (PDF)

Download LIVE Electrical Catalogue (PDF)