Designed to enhance electrical safety in residential and small commercial installations, the Schneider Electric A9N18578 is an Acti9 series Vigi C120 earth leakage add-on block. This modular device integrates seamlessly with compatible C120 circuit breakers to provide essential protection against earth faults. Its primary function is to detect residual currents and initiate rapid disconnection, mitigating the risk of electric shock and fire hazards.

Technical details

• Series: Acti9
• Product Type: Vigi C120 Earth Leakage Add-on Block
• Earth Leakage Sensitivity: 30 mA
• Tripping Characteristic: Instantaneous
• Compatibility: Designed for use with Schneider Electric C120 circuit breakers
• Mounting Type: Modular DIN rail mount
• Protection Function: Earth leakage detection and tripping
• Voltage Rating: Verify against manufacturer datasheet for specific system voltage compatibility.

Applications & compatibility

The A9N18578 is commonly specified for applications requiring robust earth leakage protection, including domestic distribution boards, small office buildings, and retail environments. It ensures compliance with safety regulations by providing an additional layer of protection beyond standard overcurrent devices, safeguarding personnel and equipment from electrical faults.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric A9N18578 or contact our technical team for cross-reference assistance with compatible Acti9 components.