top of page
STR-P Time Relay: Wide-Range Auxiliary Supply for Reliable Protection Timing
Why Secondary Protection Circuits Need a “Durable Clock” In secondary protection and control circuits, time coordination is not a luxury – it is part of the protection function itself. Breaker failure logic, block / unblock sequences Signal latching and release Power-on delays and power-off delays Pulse extension for relay outputs or interlocking If the timing element is unstable, sensitive to supply fluctuations, or loses its settings, the entire scheme becomes harder to com
TonyZhang
Jan 155 min read
bottom of page