One single relay with different setting groups for normal operation or maintenance tasks is becoming a mandatory requirement nowadays.
Not only does It speed up the process, but it also complies with severer safety procedures and to optimizes the size of the RMUs.
The required operating mode will be selected by the user in several easy ways. It will permit to change from normal operation mode to maintenance mode settings in a twinkling, maintaining the management of switchgear performance with the most innovative protection and working even when auxiliary supply is not available.
SIA range with SELF-POWERED overcurrent and earth-fault relays, provided with up to 4 settings groups, features high efficiency, simple operation and cost saving, becoming the most reliable and innovative protection solution.
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