Deif PPM 300 - Redundant Breaker Feedback

Table 5.18 Trip a continuous breaker
C
l
o
s
e
b
r
e
a
k
e
r
B
r
e
a
k
e
r
c
l
o
s
e
d
f
e
e
d
b
a
c
k
(
3
)
(
4
)
O
p
e
n
b
r
e
a
k
e
r
B
r
e
a
k
e
r
o
p
e
n
f
e
e
d
b
a
c
k
(
5
)
(
6
)
Trip
breaker
(
2
)
Number of
trip breaker
alarms
(
1
)
1
0
2
1. Number of trip breaker alarms: The number of
active alarms with a Trip [breaker] (or similar) alarm
action.
2. Trip breaker: Breakers > [Breaker] > Control > [*B]
trip (digital output). The controller activates this
output until all alarms with a Trip [breaker] (or similar)
alarm action are not active.
3. Close breaker: Breakers > [Breaker] > Control > [*B]
close (digital output). The controller deactivates this
output to open the breaker.
4. Breaker closed feedback: Breakers > [Breaker] >
Feedback > [*B] closed (digital input). This input is
deactivated when the breaker is opened.
5. Open breaker: Breakers > [Breaker] > Control > [*B]
open (digital output). The controller activates this
output to open the breaker.
6. Breaker open feedback: Breakers > [Breaker] >
Feedback > [*B] open (digital input). This input is
activated when the breaker is opened.
5.3.5 Redundant breaker feedback
Redundant breaker feedback can be configured on bus tie breaker controllers and externally controlled breakers.
Wiring examples
More information
See Wiring examples for controller functions, Breaker wiring in the Installation instructions for an example of
redundant breaker feedback wiring.
Inputs
Assign the redundant breaker feedback inputs Configure > Input/output. Select the hardware module, then select the input to
configure. The redundant breaker feedback inputs are only visible if a redundant breaker feedback was configured to the controller.
Table 5.19
Hardware required in addition to the minimum standard controller wiring
Function I/O Type Details
Breakers > Breaker feedback # > Feedback >
Breaker # feedback open*
Digital input Continuous
Wire this feedback from the breaker, to inform the
controller when the breaker is open.
Breakers > Breaker feedback # > Feedback >
Breaker # feedback closed*
Digital input Continuous
Wire this feedback from the breaker, to inform the
controller when the breaker is closed.
* Note: # is the number of the breaker that has it's redundant breaker feedback assigned to the controller.
5.3.6 External breaker
More information
See Power management, Externally controlled breakers for information on how the external breaker works.
DESIGNER'S HANDBOOK 4189340911K UK Page 150 of 521