Siemens Argus 7SR22 - Page 602

7SR210 & 7SR220 Applications Guide
Page 8 of 48 ©2018 Siemens Protection Devices Limited
2K0
BI (19 V)
ESI-1
30 V DC Nominal
(24 V to 37.5 V Operative)
I
OP
> 10 mA
470
1K5
48 V DC Nominal
(37.5 V to 60 V Operative)
I
OP
> 10 mA
1K6
1K5
110 V DC Nominal
(87.5 V to 137.5 V
Operative)
I
OP
> 25 mA
560
ESI-2
30 V DC Nominal
(24 V to 37.5 V Operative)
I
OP
> 20 mA
220
820
48 V DC Nominal
(37.5 V to 60 V Operative)
I
OP
> 20 mA
820
820
110 V DC Nominal
(87.5 V to 137.5 V
Operative)
I
OP
> 50 mA
1K2
330
BI DTL = 10 ms
(10 µF, 60 V Capacitance discharge)
BI DTL = 10 ms
(10 µF, 150 V Capacitance discharge)
BI (19 V)
BI (19 V)
BI (19 V)
BI (19 V)
BI (19 V)
+
-
+
+
+
+
+
-
-
-
-
-
Resistor power ratings: 30 V DC Nominal >3 W
48 V DC Nominal >3 W
110 V DC Nominal >10 W (ESI-1)
110 V DC Nominal >20 W (ESI-2)
Resistors must be wired with crimped connections as they may run hot
110 V DC Nominal
(87.5 V to 137.5 V
Operative)
I
OP
> 25 mA
2K7
110 V DC Nominal
(87.5 V to 137.5 V
Operative)
I
OP
> 50 mA
1K3
BI DTL = 10 ms
(10 µF, 150 V Capacitance discharge)
BI (88 V)
BI (88 V)
+
+
-
-
Figure 1.2-2 Binary Input Configurations Providing Compliance with EATS 48-4 Classes ESI 1 and ESI 2