Ablerex BRIC30S User Manual page 7

recommend that including circuit breakers for the power input and Manual
Bypass should be indispensable (as shown by RECOMMENDED
INSTALLATION in the figure).

Double-Loop
BRIC30S schematic diagram
BRIC30N schematic diagram
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In double-loop mode, the AUX and MAINS each use a different power
input. Grid power can go through MAINS while AUX can be connected to
the backup power supply. We strongly recommend that including circuit
breakers for the AUX input and Manual Bypass should be indispensable
(as shown by RECOMMENDED INSTALATION in the figure).
Attention: In a single-module
INSTALATION component is rated for 63A.
Attention: Recommend using the rated of cable 8AWG for phase L of
AUX input / Mains input / Load and more then 6 AWG for phase N; 6
AWG for B+/N_B/B-; 6AWG rated for PE with color yellow/green wire.
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setup, the RECOMMENDED