> We are starting to look into the costs and issues around gearing up for > some immunity testing, with the intent of determining whether or not it is > too hard or too expensive to gear up to do some of it "at home". We are > not looking for final formal compliance results here, only for > pre-compliance peace of mind. In particular, I need to consider the > following: > > 1. EFT (EN61000-4-4) - AC input, output, and ground lines, DC input and > output lines, signal/control lines > 2. Surges (EN 61000-4-5) - AC input, output, and ground lines, DC input > and output lines, signal/control lines > 3. Surges (SAE J1113/11) on DC power leads > 4. Fast transients (SAE J1113/12) on other than power leads > > The products which we hope to be able to test in-house are power > conversion and control products, and have a wide range of input/output > voltages and power: > > - AC inputs up to 120V, 60A, or 230Vac, 30A single-phase, 120/240V, 50A, > split-phase, and 120/208V, 30A, 3-phase > - AC outputs up to 120Vac, 60A, 230Vac, 30A, 120/240V, 50A split-phase > - DC inputs up to 12V, 500A; 24V, 300A; 48V, 200A > - DC outputs up to 12kW at 10 - 600Vdc (1200A - 20A) > > Questions: > > 1. Is there any single piece of equipment (with accessories/modules/etc.) > available that can do both Surge and EFT tests on equipment, or are these > tests just too different? > > 2. Surge - Is there any single piece of equipment (with > accessories/modules/etc.) available that can do surges on all these types > of ports: AC and DC and signal/control? Any info re mfr, cat. no., price, > etc. would be appreciated. > > 3. EFT - Is there any single piece of equipment (with > accessories/modules/etc.) available that can do EFT on all these types of > ports: AC and DC and signal/control? Any info re mfr, cat. no., price, > etc. would be appreciated. > > 4. Do these tests have to be run at full output (which may limit my > ability to find 3rd party labs with suitable equipment, let alone gear up > in-house) or can they be run with a light load on the equipment and then > test full output after each test to confirm return to normal operation? > > Thanks in advance for your help, > Jim Eichner, P.Eng. > Regulatory Compliance Manager > Xantrex Technology Inc. > e-mail: [email protected] > web: www.xantrex.com > Any opinions expressed are those of my invisible friend, who really > exists. Honest. No, really. > Confidentiality Notice: This email message, including any attachments, is > for the sole use of the intended recipient(s) and may contain confidential > and privileged information. Any unauthorized review, use, disclosure or > distribution is prohibited. If you are not the intended recipient, please > contact the sender by reply e-mail and destroy all copies of the original > message. > >
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