Aø-Ground Test (Dual Polarizing) - ABB REL 301 Instruction Leaflet

+
Va
-
+
If
-
+
Vb
-
+
Ip
-
+
Vc
-
(+)
Rated dc Voltage
(Check Nameplate)
(-)
Figure 5-7. Test Connection for AØ-Ground Test (Dual Polarizing)
20 18 16 14 12
19 17 15 13 11
REL 301/302
(Front View)
1 3 5 7 9
2 4 6 8 10