Activation Of The Protective Organs - enwitec Viessmann Vitocharge VX3 Backup-Box 1PH Type A Installation Instructions Manual

6.2

Activation of the protective organs

ƒ Measure whether there is a low-impedance connection between contacts 1 and 2 at connection X4 to ensure that the NC
contact of the digital output of the power storage system is closed.
ƒ Make sure that mains voltage is present at connection X1.
ƒ Activate the circuit breaker F3 of the control circuit
• The power contactor K1 activates
ƒ Activate the circuit breaker F2 of the backup supply
• The loads selected for backup power mode are now supplied in mains parallel operation
ƒ Activate the circuit breaker F1 of the power storage connection
The power storage system is now ready for configuration according to the system accompanying documentation (see section 1.1).
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F1 F2
Energy Backup-supply
Storage
Installationsanleitung_10015272_Viessmann_Vitocharge VX3_1PH_V2.0
F3
Control
circuit