sepam 20 user manual - Schneider Electric

6
Installation ECI850
IEC 61850 Sepam server
6/54
DE80263
Dimensions
CAUTION Connection
RISK OF DESTRUCTION OF THE ECI850
b Connect both the PRI surge arresters in
accordance with the wiring diagrams below.
b Check the quality of the earth connected to the
surge arresters.
Failure to follow these instructions can cause
equipment damage.
DE80311
DE80157
mm
in
35
1.38
72
2.83
b Connect the power supply and RS 485 twisted pair using cable with cross-section
y 2.5 mm 2 (uAWG 12)
b Connect the 24 V DC power supply and the earth to inputs 1, 5 and 3 of the PRI
surge arresters supplied with the ECI850
b Connect outputs 2 and 6 of the PRI surge arresters (ref. 16595) to the - and +
terminals of the black screw terminal block
b Connect the RS 485 twisted pair (2-wire or 4-wire) to the (RX+ RX- or RX+ RX-
TX+ TX-) terminals of the black screw terminal block
b Connect the RS 485 twisted pair shielding to the terminal of the black screw
terminal block
b Connect the Ethernet cable to the green RJ45 connector
2-wire RS 485 network
+
-
+24 V (1)(3)(5) (1)(3)(5)
PRI PRI
(2) (6)
(2) (6)
4-wire RS 485 network
+
-
+24 V (1)(3)(5) (1)(3)(5)
PRI
PRI
(2) (6)
(2) (6)
57.9
2.28 80.8
3.18
Rx+
Rx-
90.7
3.57
45.2
1.78
ECI850 ACE949-2
(7) V+
(6) V-
(7)
(6)
(3)
(4)
(5)
A
V+
V-
L-
L+
ECI850 ACE959
V+
V-
Rx+
Rx-
Tx+
Tx-
(3)
(4)
(1)
(2)
(5)
A
V+
V-
Tx+
Tx-
Rx+
Rx-
B
B
65.8
2.59
49.5
1.95
68.3
2.69
A
A
A
2.5
0.10
ACE949-2
V+
V-
L-
L+
B
ACE959
V+
V-
Tx+
Tx-
Rx+
Rx- B
PCRED301005EN - 06/2008