A-type residual current relay 12-48 V AC/DC 6 steps

A-type residual current relay for earth leakage protection, designed for industrial and commercial installations. DIN rail mounting, compatible with open and closed A-type toroidal transformers from the Vigirex TOA, Vigirex A, and Vigirex L ranges. Power supply 12...24 V AC 50/60 Hz or 12...48 V DC, with configurable sensitivity adjustment (0.03 A or 0.3 A) and instantaneous trip timing for 0.03 A and 0.3 A, fixed at 0.06 s for 0.3 A.

Technical features

• Earth leakage protection class: Type A
• Adjustment type: Configurable via power supply
• Earth leakage current: 0.03 A, 0.3 A
• Differential trip timing adjustment: Instantaneous for 0.03 A and 0.3 A; fixed at 0.06 s for 0.3 A
• Rated supply voltage: 12...24 V AC 50/60 Hz, 55...120 %; 12...48 V DC, 55...120 %
• Power consumption: 4 VA
• Rated network voltage: 1000 V AC at 50/60 Hz, maximum 1000 V AC at 400 Hz
• Earth connection system: TN-S, TT, IT
• Surge voltage resistance: 8 kV
• Reset: Manual
• Test function: Remote and local test
• Monitoring: Continuous monitoring of electronic components, power supply, and relay/sensor link
• Internal earth leakage current measurement: Range 80...100 %
• Adjustment integrity: Protected by tamper-proof cover
• Protection degree IP: IP40 (front face), IP30 (sides), IP20 (terminals)
• Impact protection degree IK: IK07
• Overvoltage category: IV
• Electrical shock protection class: Class II
• Electromagnetic compatibility: Conducted and radiated emissions (Class B), immunity to RF, ESD, overvoltages, and vibrations
• Operating ambient temperature: -35…70 °C
• Storage ambient temperature: -55…85 °C
• Relative humidity: 95 % at 55 °C
• Contamination degree: 3
• Weight: 0.3 kg
• Dimensions: 54 mm (width), 81 mm (height), 74 mm (depth)
• Connections: Screw terminals with flexible cable cross-section 0.14…4 mm² and rigid cable cross-section 0.2…4 mm²
• Tightening torque: 0.25 N·m to 0.6 N·m depending on terminal
• Stripped cable length: 5 mm to 8 mm depending on connection
• Step spacing: 9 mm, 6 steps
• Sustainable offering status: Green Premium product
• EU RoHS Directive: Compliant
• Contains SVHC above threshold (REACh)
• Waste electrical and electronic equipment (WEEE): Must be recycled according to specific EU system
• Free of mercury, free of PVC