2 summary of the components, Summary of the components, 1 connection box – KACO Powador-gridsave User Manual
Page 9: 2 energy management system
Description
Operating instructions Powador-gridsave_EN
Page 9
3.2
Summary of the components
3.2.1 Connection box
ON
OFF
Powador Protect
off
off
off
B 32A
AC-Circuit Breaker
I
N
=40A
ΔI=300mA
RCCB
off
Test
Typ A
CONNECTION BOX
1
2
3
4
Figure 3: Connection box
Key
Function
1
DC isolator switch
Disconnects the PV generator from the inverter / battery unit
2
Measurement and control
unit
"Powador-protect"
Three-phase monitoring of the grid: switches off the power supply in the
event of impermissible voltage or frequency
3
Circuit breaker
Disconnects the inverter from the AC grid
4
Residual current circuit
breaker
Protects individuals and the installation by isolating the inverter
NOTE
The DC isolator switch, circuit breaker and residual current circuit breaker will switch off the battery
system. Power will then be supplied from the public grid.
3.2.2 Energy management system
Figure 4: Energy management system (EMS) with LCD touchscreen
NOTE
The energy management system (EMS) displays all relevant parameters in order to ensure optimum
operation.