Rapid Shutdown Box Installation Manual

7
EN-US
The Rapid Shutdown can be initialized by means of AC failure if the signal lines are con-
nected to the inverter. Alternatively or additionally, an emergency stop button that inter-
rupts the signal wires can be used.
System Limita-
tions
- Maximum number of Rapid Shutdown Boxes per inverter: 5
- Maximum line resistance permitted in the signal loop: 300 
- Maximum permissible wire length for signal loop using AWG 14, 16, 18 or 20: 3200ft
(1000m)
Maximum Dis-
tance Between
the Rapid Shut-
down Box and the
PV Array
Technical Data
RSB Duo RSB Quattro
Max. voltage 600 V DC
Start voltage 80 V DC
Max. input current 25 A 25 A / 25 A
Power supply DC (from the PV array)
Self-consumption during operation 2 W
Permissible operating temperature -40° F to +149° F (-40° C to +65° C)
Permissible humidity 0 - 100 % (not condensing)
Max. altitude 13,123 ft. (4000 m)