the monitored junction box for dc series beneœ ts of the system
TRANSCRIPT
stringBox
Bene� ts of the system
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Ctra. Bilbao - Balmaseda Km 9, Mod. 4848810 Alonsotegi - SpainTel.: + 34 944 982 028Fax: + 34 944 982 036
e-mail: [email protected]
Monitored Junction Box
Sener. Renovalia. Toledo
• Quick and simple
mounting
• Fully preassembled and
ready for installation
• Veri� cation of correct con-
nection of the DC series
• Overcurrent protection Fuses in + and in –
• Overvoltage protection
• Permanent monitoring of the system:
Power generation Current per each string Voltage Fuse and protections status Warnings and alarms
Bene� ts of the system
The monitored junction box for DC series
string Box string Box
stringBox
Concentración Solar La Mancha. Manzanares (Ciudad Real)
Aluminum cast IP67 cabinet
8 string parallel connection (10 Amps)
Maintenance free string wire plugs
Active Disconnector on all poles 1000Vdc
Overcurrent protection on each string on + and -
Inverse polarity detection during installation.
LED indicator (green-red)
Easy to substitute overvoltage protections
Blown fuse detection
Con� guration PC SW application
RS485 (Modbus) communication
System Speci� cations
Description of System Elements
stringBox
Main Switch 900v 80 Amps
900v 80 A
Aluminum IP67 cabinet
The monitored String-Box implements advanced features
such as monitoring the status of the string currents,
evaluating their performances and detecting possible
problems or faulty/shaded strings, which may result in
reduced yield.
Diagram of the System
DC
Alarms Communications
AC
PV Generator
PV Generator
PV Generator
DC Pa n e l Series
Inverter Kw/h Meter Grid
DC Pa n e l Series
DC Pa n e l Series
string Box
Overvoltage protections
Ground Terminals
Fuses in + and –
Polarity indicator
Current sensors
Terminals to Inverter (120mm2)
Main Switch 900v 80 Amps
DC wire TerminalsMicrocontroller