There are solid state relays at Digikey for up to 1.5kV as well (which is what ethernet is supposed to be isolated to anyway) so you can avoid the clicking noises for under $10. -Adam On Thu, Sep 17, 2009 at 9:40 AM, M. Adam Davis wrote: > What are the surge levels? =A0You can get high voltage relays from > common electronics suppliers, such as Digikey - they have up to 10kV > reed relays, such as DAT70510 or H24-1A69. =A0You'll have to go to power > company suppliers if you want to switch higher voltages. > > Alternately, it's not hard to make a high voltage, low current > contactor yourself with a servo or solenoid. =A0Remove the tab from the > RJ45 connector, and let the solenoid or servo attach and detach the > cable. =A0A little bit of mechanical work is good for the engineering > mind anyway. > > -Adam > > On Mon, Sep 14, 2009 at 10:01 PM, Kenneth Lumia > wrote: >> Hello, >> >> I'm in the process of automating surge testing on >> products that contain a coax interface, ethernet and >> telco ports. =A0I'm looking for a device(s) that will >> allow other pieces of test equipment to remain >> connected during the surge test but not be damaged by >> the surge (with no effect on the waveform). >> >> An example may be appropriate to help explain. =A0The >> manual process to surge an ethernet port is: >> >> 1. Connect PC to DUT via ethernet port; ping to verify >> operation. >> 2. Disconnect PC >> 3. Connect Surge generator to ethernet port of DUT ( >> common or differential mode). >> 4. Surge DUT. >> 5. Disconnect Surge generator. >> 6. Reconnect PC to DUT via the ethernet port. >> 7. Ping to verify operation. >> 8. Repeat steps 2-7 many times, depending on >> requirements (#hits, polarity,etc.). >> >> Other ports including coax, phone tip/ring and AC input >> are similarly tested (worst case +/-6000V ). >> >> I basically want to skip steps #2,#5,#6 during the test >> to allow automation. >> >> Has anyone come across a product that would support >> this? >> >> Thanks, >> >> Ken >> >> >> >> >> >> -- >> http://www.piclist.com PIC/SX FAQ & list archive >> View/change your membership options at >> http://mailman.mit.edu/mailman/listinfo/piclist >> > -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist