YR40.245
Y-Series
12-28V,
40A,
S
INGLE
R
EDUNDANCY
M
ODULE
19.4.
1+1
R
EDUNDANCY UP TO
40A
1+1 Redundancy up to 40A requires two 40A power supplies and two YR40.245 redundancy modules.
Fig. 19-1
Wiring diagram, 1+1 Redundancy, 40A output current
L N PE
+ +
- -
24V, 40A
Parallel Use
Single Use
DC-
OK
Power Supply
AC Input
L N PE
+ +
- -
24V, 40A
Parallel Use
Single Use
DC-
OK
Power Supply
AC Input
YR40.245
Redundancy
Module
+
-
Input
Output
+
-
YR40.245
Redundancy
Module
+
-
Input
Output
+
-
L
N
PE
I
I
24V
40A
Load
Failure
Monitor
Note:
Use separate mains systems for each power supply whenever it is possible
19.5.
N+1
R
EDUNDANCY
,
E
XAMPLE WITH
120A
N+1 Redundancy up to 120A requires four 40A power supplies and four YR40.245 redundancy modules.
Fig. 19-2
Wiring diagram, n+1 Redundancy, 120A output current
L N PE
+ +
- -
24V, 40A
Parallel Use
Single Use
DC-
OK
Power Supply
AC Input
L N PE
+ +
- -
24V, 40A
Parallel Use
Single Use
DC-
OK
Power Supply
AC Input
YR40.245
Redundancy
Module
+
-
Input
Output
+
-
YR40.245
Redundancy
Module
+
-
Input
Output
+
-
L
N
PE
I
I
Failure
Monitor
L N PE
+ +
- -
24V, 40A
Parallel Use
Single Use
DC-
OK
Power Supply
AC Input
YR40.245
Redundancy
Module
+
-
Input
Output
+
-
L N PE
+ +
- -
24V, 40A
Parallel Use
Single Use
DC-
OK
Power Supply
AC Input
YR40.245
Redundancy
Module
+
-
Input
Output
+
-
24V
120A
Load
I
I
+
-
Note:
Use separate mains systems for each power supply whenever it is possible
Oct. 2013 / Rev. 1.0 DS-YR40.245-EN
All parameters are specified at 24V, 40A output current, 25°C ambient and after a 5 minutes run-in time unless otherwise noted
www.pulspower.com Phone +49 89 9278 0 Germany
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