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My LVT(1) terminal was turned Off, but I saw sparks when I disconnected J12. What’s going on?

April 26, 2017disconnected going j12 saw Sparks terminal turned

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My LVT(1) terminal was turned Off, but I saw sparks when I disconnected J12. What’s going on?

1 Answer

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Posted

There are 350V applied to the terminal through J12 whenever primary power is on to the RPS. This means there’s voltage when the terminal is in the OFF state and you may experience arcs and sparks when removing the cable from J12. Recommend you provide an RPS primary power on/off switch.