Belden HIRSCHMANN BRS20, Руководство пользователя

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Installation BRS20/22/30/32/40/42/50/52
Release 06 03/2020
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7.3 Power consumption/power output
Voltage range DC incl. maximum
tolerances: When using PoE: 46 V DC ... 57 V DC
When using PoE+: 52 V DC ... 57 V DC
Without using PoE or
PoE+: 19 V DC ... 60 V DC
Connection type 6-pin terminal block with screw lock
Tightening torque
4.4 lb-in (0.5 Nm)
min. conductor
diameter AWG18 (0.75 mm²)
max. conductor
diameter AWG12 (2.5 mm²)
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 <25 A
2
s
Insulation requirement 2250 V DC to casing ground/functional ground for
at least 60 seconds
Connection for functional ground See “Grounding the device” on page 39.
a. The de-ratings apply to all PoE device variants in medium plastic casings and with standard
temperature range.
Device name Total power
consumption Thermal power
output PoE power output
BRS20-0400... 5 W 17 Btu (IT)/h 0 W
BRS20-0500... 6 W 20 Btu (IT)/h 0 W
BRS20-0600... 7 W 24 Btu (IT)/h 0 W
BRS20-0800... 6 W 20 Btu (IT)/h 0 W
BRS20-0900... 7 W 24 Btu (IT)/h 0 W
BRS20-1000... 8 W 27 Btu (IT)/h 0 W
BRS20-1100... 9 W 31 Btu (IT)/h 0 W
BRS20-1200... 9 W 31 Btu (IT)/h 0 W
BRS30-0804... 9 W 31 Btu (IT)/h 0 W
BRS40-0008... 8 W 27 Btu (IT)/h 0 W
BRS40-0012... 11 W 38 Btu (IT/h) 0 W
BRS50-0012... 12 W 41 Btu (IT)/h 0 W
BRS22-08009999U... 104 W 48 Btu (IT/h) 90 W
BRS22-08009999P... 247 W 24 Btu (IT)/h 240 W
BRS32-0804OOOOU... 107 W 58 Btu (IT)/h 90 W
BRS32-0804OOOOP... 250 W 34 Btu (IT)/h 240 W
Table 18: Power consumption/power output
Supply voltage with characteristic value P
Table 17: Supply voltage with characteristic value P