Low voltage earth leakage relay with the following features:

• Earth leakage relay type A
• 1 operation thresholds
• 2 operation thresholds (ELR-92 type)
• External toroidal transformer
• Configurable fail safe operation (ELR-92 type)
• Adjustable tripping IΔn and delay time.
• Prealarm LED indicator (ELR-92 type)

Technical data sheet