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When trying to pat test computers, I always get a fail on the earth leakage test.

FAQ

Pre 5th Edition versions of the PrimeTest 100 has a set pass/fail value of 0.75mA so any reading exceeding this will indicate a fail. One of the changes made in the 5th Edition Cod...

seaward.com/cms/.../96980-when-trying-to-pat-test-computers-i-always-get-a-fail-on-the-earth-leakage-test

How do I check a Class II appliance if there are no exposed metal parts?

FAQ

As the appliance is covered in plastic, the possibility of electrical leakage occurring is greatly minimised. This is due to the plastic effectively providing insulation in the eve...

seaward.com/cms/.../91374-how-do-i-check-a-class-ii-appliance-if-there-are-no-exposed-metal-parts

Why am I receiving an ‘’OPEN’’ failure when performing an IEC lead test?

FAQ

This is a 3 part test and is made up of: Earth Continuity, Insulation Resistance and a Wiring Check. The wiring check consists of the following tests: Live open Neutral open L...

seaward.com/cms/.../62418-why-am-i-receiving-an-open-failure-when-performing-an-iec-lead-test

I have a Seaward 250+ Tester, I have been asked to pat test a collection of 110v Equipment.

FAQ

A 230V to 110V adaptor is required to complete either a Class I or Class II test on the 110V appliance. Within the adaptor, the L and N wires are shorted together and connected to...

seaward.com/cms/.../52888-i-have-a-seaward-250-plus-tester-i-have-been-asked-to-pat-test-a-collection-of-110v-equipment

Class 1 appliance failed insulation test

FAQ

Q: We use a Seaward Europa Plus for testing at various sites. I am testing, what looks like a 'pre-war' bench grinder, using the standard tests for Class 1 Handheld test sequence. ...

seaward.com/cms/.../57375-class-1-appliance-failed-insulation-test

110V Extension Reels

FAQ

Q: I would like to test a 110V extension lead. I am able to connect it using the 240V to 110V adaptor; however I would like to create a new user test to accommodate the length of t...

seaward.com/cms/.../49024-110v-extension-reels

Apollo 600 O/C Fail Help

FAQ

Q: I am testing a 110v transformer with a PrimeTest 100, selecting a Class I test. I have the necessary leads and attachments; however the transformer does not have any exposed ear...

seaward.com/cms/.../77545-apollo-600-o-c-fail-help

How do I test a figure of eight lead?

FAQ

To test this sort of lead, its best to conduct a full visual inspection as well as a functional test, as the figure eight cannot be plugged into the tester.

seaward.com/cms/.../62684-how-do-i-test-a-figure-of-eight-lead

Is it safe to test IT equipment with the IT setting on my tester?

FAQ

The earth continuity test is carried out using a 200mA test current, in accordance with the requirements of IEC 61557-4. The risks associated with accidently passing a high test cu...

seaward.com/cms/.../74905-is-it-safe-to-test-it-equipment-with-the-it-setting-on-my-tester

My PrimeTest 350 will not power on, even when I change the batteries, what should I do?

FAQ

After reports from several users that they were not getting the expected life from the NiMH batteries we carried out a series of investigations. We suspect that the charge sensing ...

seaward.com/cms/.../80109-my-primetest-350-will-not-power-on-even-when-i-change-the-batteries-what-should-i-do