2. Installation
IPR96D Ground Protection Relay
2.3
Instruction Manual: IPR96D GBM 24/11/2020
21 22
23
24
25
26
32
33
34
1 2 3
10 11 12 13 14 15 16
90 91
A
B
C
ORION ITALIA
IPR96D1
RS-485
Master
+
-
+
+
+
0V
115V
230V
AUXILIARY
POWER
115/230 Vac
50/60Hz
CURRENT
INPUT
In=1A
AUX2
AUX1
+
+
+
+
+
T
H
R
E
E
-P
H
A
S
E
S
Y
S
T
E
M
(B)
+
(A)
-
n.u
27
28
n
.u
.
CT
xx/1A
CT
xx/1A
Zero Sequence
Connection
Residual
Connection
+
+
+
+
+
+
+
+
CT
xx/5A
CT
xx/5A
Zero Sequence
Connection
Residual
Connection
CURRENT
INPUT
In=5A
TRIP
AUXILIARY POWER
85(115)-240(300) Vac(Vdc)
24Vdc, 48Vdc
n.u
-
+
L
N
31
D
IG
IT
A
L
IN
P
U
T
S
51
52
53
54
55
56
n.u.
41
42
43
RS485
Com
DI.1
DI.2
Note:
(*) Output Contacts:
Use surge suppressor on output
contacts when control contactors
or inductive loads
(o) Digital Inputs:
3m Max wiring lenght
OUTPUT CONTACTS
(*)
(o
)
n.u.
n.u.
n.u.
n.u.
n.u.
n.u.
n.u.
n.u.
n.u.
n
.u
.
n
.u
.
n
.u
.
Figure 2.3
–
Wiring diagram
