Earth-fault detector X72DL3

Product overview
The X72DL3 is a compact Type A–F earth leakage (residual current) relay for 72×72 mm panel mounting. It integrates a multi‑colour LCD that provides continuous, at‑a‑glance indication of insulation condition. Devices in the X...DL3 series are engineered for intuitive, automatic detection of leakage currents in industrial distribution and control panels.

Status
This model has been replaced by the new product X72DL4; consult the X72DL4 for updated functions and compatibility.

Applications

• Continuous insulation monitoring in industrial switchboards and control panels
• Protection and diagnostic functions for machines and distribution systems
• Integration in control cabinets and retrofit panels (72×72 mm cutout)
• Preventive maintenance and test procedures

Main features

• Type A–F earth leakage (residual current) detection
• Compact panel format: 72×72 mm
• Multi‑colour LCD for real‑time insulation status indication
• Intuitive and automatic leakage current detection
• Product family: X...DL3 series — Model: X72DL3

Technical specifications

• Model: X72DL3
• Format: 72×72 mm panel mount
• Function: Type A–F earth leakage (residual current) relay
• Display: Multi‑colour LCD for insulation condition
• Capabilities: continuous insulation monitoring, automatic leakage detection
• Electrical ratings and connection diagrams: refer to the data sheet

Downloads and resources available

• Data sheet (PDF)
• User manual (PDF)
• Available options document (PDF)
• Certifications (PDF)
• Technical drawings (PDF & DWG)

Video
Instructional/technical video available: "Relay X...DL3: adjusting actuating current settings".

Ordering and options

• Replacement model: X72DL4 (supersedes X72DL3)
• Accessories and configuration options listed in product documentation
• Contact the supplier for spare parts, firmware updates and compatibility details