Installation BRS20/22/30/32/40/42/50/52
Release
12
01/2022
77
Connection type 6-pin terminal block with screw lock
Tightening torque 0.5 Nm (4.4 lb-in)
min. conductor diameter 0.75 mm² (AWG18)
max. conductor diameter 2.5 mm² (AWG12)
Power loss buffer >10 ms at 20.4 V DC ... 48 V DC and 24 V AC
Overload current protection on the
device
Non-replaceable fuse
Back-up fuse for each voltage input Nominal rating: 2 A ... 10 A
Characteristic: slow blow
Current integral I²t <1 A²s at 24 V DC
Connection for functional ground See “Grounding the device” on page 49.
Supply voltage with characteristic value U
Rated voltage DC: 24 V DC
Voltage range DC incl. maximum
tolerances:
18 V DC ... 30 V DC
Max. PoE power 90 W < +60 °C (+140 °F) ambient
air temperature
60 W +60 °C ... +70 °C
(+140 °F ... +158 °F)
ambient temperature
Connection type 6-pin terminal block with screw lock
Tightening torque 0.5 Nm (4.4 lb-in)
min. conductor
diameter
1mm² (AWG16)
max. conductor
diameter
2.5 mm² (AWG12)
Power loss buffer >10 ms at 20.4 V DC
Overload current protection on the device Non-replaceable fuse
Back-up fuse for each voltage input Nominal rating: 10 A
Characteristic: slow blow
Current integral I²t <36 A
2
s
Connection for functional ground See “Grounding the device” on page 49.
Table 17: Supply voltage with characteristic value U
Supply voltage with characteristic value P
Rated voltage DC: When using PoE: 48 V DC
When using PoE+: 54 V DC
Without using PoE or
PoE+:
24 V DC ... 48 V DC
Table 18: Supply voltage with characteristic value P
Supply voltage with characteristic value F
Table 16: Supply voltage with characteristic value F
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