Con
fi
gure digital input in the
Control system
menu to
STANDBY2
.
Control
|
-
"
f_I08
STANDBY2
|
-
"
STANDBY2
Function I08
Activation of the STANDBY2 digital input:
•
Inverter switches to stand-by 2 mode
•
Output
ST fault
remains activated
3 s after deactivation of the digital STANDBY2 input the frequency inverter is ready for operation
again. The ST fault output is activated (see diagram).
STANDBY 2
ST
1
2
3 s
RF
Function stand-by 2 mode ZETADYN 3
1
STANDBY2 input is activated
2
STANDBY2 input is activated
RF
Controller enable
STANDBY2
Input with STANDBY 2 function
ST
Err
14.2
Power Feedback Unit (PFU)
The power feedback unit offers the possibility to save energy by feeding the energy generated in a
generator run into the supply network. This energy is used by other consumers in the building.
Information
By using a power feedback unit graduation in energy ef
fi
ciency class A according to VDI 4707
can be achieved!
14.2.1
Stand-by operation of the power feedback unit
To reduce the power loss of the power feedback unit at standstill the REVCON power feedback unit
can be switched to stand-by mode.
Revcon
SVC 07- 400
SVC 13 - 400
SVC 22 - 400
SVC 33 - 400
SVC 70 - 400
Power losses during standstill
[W]
24
Power loss in standby
[W]
8
14.2.1.1
Activation of stand-by mode
Parameterise digital output (preferably PWM) in the
Control system
menu to the
PFU
function.
Control system
|
-
"
f_PWM
PFU
|
-
"
PFU
Function PWM
To switch the power feedback unit to stand-by mode the input A2 of the power feedback unit must be
disconnected from GND!
Original operating instructions
ZETADYN 3C
Energy saving
R-TBA08_03-GB 1619
Part.-No. 00163322-GB
152/204