Robust and reliable protection relays with advanced technology at low pricing.
SEG Basic Line supervision relays for low voltage applications are equipped with a precise micro-controller and designed for DIN-rail mounting acc. to DIN EN 50022. Settings can be done via hex or DIP switches on the front of the device. They are easy to operate and they simplify commissioning. This is advanced technology at a great competitive price.
The relay BU1DC of the BASIC LINE is equipped with an over- (U>) and undervoltage supervision (U<) with separate adjustable pick-up values and common trip delay (t) and hysteresis (DIFF).
Great features
- Self-powered – No aux. Voltage needed
- Easy DIN rail mounting
- Sealable plastic covers
- Very easy settings via buttons at the front
- Fault indication via LED and output relays
- Made for harsh Environments: Operational from −25°C to 70°C etc.

Technical Specs
For detailed technical specifications, please click on the product configurator.
Self-powered.
Robust design.
Operational from −25°C to 70°C.

Basic Line Documents Download
All essential Professional Product Line information such as Broschures or User Manuals etc. are available in our download section.
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Downloads

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