Ashida ADR241B, Instruction Manual

Page: 267 / 272

Doc ID : ADR241B-DO_IM_01
Ref ID : ADR241B/IM/TC
Rev No. : 06
Page No. : 267 of 272
ADR241B
Post instillation / Commissioning observation
After successful installation confirm amount of existing load current in each phase (A, B, and
C) and Earth Fault (EF). This can be confirmed with Analogue/ Digital current meter available
on panel with relay primary and secondary current measurement window. In normal
balanced load condition, the i.e. current should be very low.
11.4 Relay Testing
Relay Calibration & Measurement
Before conducting actual test, confirm relay calibration by following method.
•
Connect ADR241B relay to current injector and timer.
•
Following chart shows terminal numbers of connections.
Source Terminal Relay Terminal Relay Connection
Current Source
A1 – A2 Current A-CT _1A
A3 – A4 Current A-CT _5A
A5 – A6 Current B-CT _1A
A7 – A8 Current B-CT _5A
A9 – A10 Current C-CT _1A
A11 – A12 Current C-CT _5A
A13 – A14 Current EF-CT _1A
A15 – A16 Current EF-CT _5A
Power Supply (+ / -) C1 – C2 Power Supply (+ / -)
Earth C3 Earth Terminal
Logic Input
B1 – B2 Opto I/P-In1
B1 – B3 Opto I/P-In2
B1 – B4 Opto I/P-In3
B1 – B5 Opto I/P-In4
B1 – B6 Opto I/P-In5
B1 – B7 Opto I/P-In6
C4 – C5 Opto I/P-In7
C6 – C7 Opto I/P-In8
Logic Output
C8 – C9 OUT 1
C10 – C11 OUT 2
C12 – C13 – C14 OUT 3
C15 – C16 – C17 OUT 4
B8 – B9 OUT 5
B10 – B11 OUT 6
B12 – B13 OUT 7
B14 – B15 OUT 8