ABB Multipoint earth leakage relay CBS-4 Instructions

ABB Multipoint earth leakage relay CBS-4

This device is a multipoint earth leakage relay with 4 independent and programmable differential relays. Each relay has a dedicated tripping channel and its own set of configurable parameters, allowing for customized protection schemes. The relay can be used in various applications, including industrial, commercial, and residential installations.

Key features of the CBS-4 include:

  • High sensitivity and accuracy: The relay provides adjustable sensitivity from 0.02A to 1A, enabling detection of even the smallest earth leakage currents.
  • Fast tripping time: The relay has a fast tripping time of less than 100ms, ensuring prompt disconnection of the circuit in the event of an earth fault.
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ABB Multipoint earth leakage relay CBS-4 Instructions | Manualzz

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