Figure 101: Essailec ® Trip Test Block - Testing; Figure 102: Essailec ® Rj45 Test Block - Testing - ABB UniGear Digital Commissioning And Testing Manual

SE CO NDAR Y T EST ING O F PR OT E CT IO N R E LAYS
ESSAILEC® Trip or Polarity range test block
The test block allows the testing without circuit breaker tripping.
Testing procedure
Step 1/5
Remove the lid from ESSAILEC
plug disconnects tripping signal from a protection relay.
Figure 101: ESSAILEC
Step 2/5
Remove the lids from ESSAILEC
plugs
Figure 102: ESSAILEC
1 VLG 500 0 17 C
®
Trip / Polarity test socket and insert the test plug. The test
®
Trip test block – Testing
®
RJ45 test sockets for all three phases and insert the test
®
RJ45 test block – Testing
ESSA I L EC T EST B LO C KS
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