ELR-B & ELR-3C

Earth Leakage Relay without Built-In Toroidal Transformer

Key Features : 

• Electronic relays with adjustable time delay and sensitivity.
• Suitable for direct pulse current.
• Immune to external disturbances.
• To be used with CT-1 and CTD-1 toroidal transformers.
• Modular size. DIN rail mounting.
• Sealable front cover.

Key Features : 

• Electronic relays with adjustable sensitivity and trip time delay.
• Suitable for pulsating DC currents.
• Immune to external disturbances.
• Compatible with CT-1 and CTD-1 toroidal transformers (see page 137).
• Modular design with DIN rail mounting.
• Sealable front cover.