The Backup box (grid switch box) for KOSTAL PLENTICORE G3 inverters is designed to ensure seamless switching between grid and backup power. It supports three-phase systems and is suitable for use in Germany and Switzerland.
Key Features:
Designed for KOSTAL PLENTICORE G3 inverters.
Configurable for either all-pole or three-pole disconnection.
Network Types: Supports TN-C, TN-S, and TT network types for grid connection; TN-S and TT for consumer installations.
Compatible with KOSTAL Smart Energy Meter (KSEM) or KOSTAL Energy Meter (KEM-C/KEM-P) not included.
Switching Times: Approximately 30 seconds for grid to backup transition and 60 seconds for backup to grid.
Includes overcurrent protection and residual current devices (RCDs).
Wall-mounted, with a polycarbonate enclosure rated IP65 (IP44 with ventilation).
Technical Specifications:
Rated Voltage: 3PH - 230/400 V
Rated Current: Up to 63 A
Short-Circuit Current: 10 kA
Operating Temperature: -25°C to +40°C
315x600x145 mm, 7.5 kg
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