Connection Of The Relay - ISA T1000 PLUS User Manual

DOC. MIE91093
Characteristic V
100
10
Non operating zone
1
0.001
Next tests serve to find some point of the characteristic curve.
Note that it is also possible to test the relay with some no-trip
test inside the non operating zone, and some trip test in the
operating zone.

1.5.2. Connection of the relay

The following is the connection schematic.
Rev. 1.34
- I
o o
 V1=100 V
 I1= 5 mA
We want to find this point...
Operating zone
0.01 0.1
at I
= - 90°
o
1
Page 41 of 145
X = CURRENT [ A ]
Y = VOLTAGE [ V ]
Phase R
Lower Limit
 V1 = 6 V
 I1R = 1 A
... and this point !
10