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Technical specifications
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Electrical
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Power transfer
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Mains
power supply input
Input
voltage range
Input
voltage tolerance
Frequency
range
Inrush
current (EN 61000‑3‑3)
Power
factor (PF)
Leakage
current to safety ground
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120
— 240 VRMS
108
— 264 VRMS
50
— 60 Hz
20
ARMS
0.9
— 1.0
<
0.75 mA (120 V), < 1.5 mA (240 V)
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Battery
power supply input
Nominal
DC input voltage
DC
input voltage tolerance
Maximum
current
Under-voltage
protection
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12.6
V
9 —
15 V
90
A
<
9 V
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Battery
charger
Nominal
charging current
Nominal
float voltage
Float
voltage control
Temperature
sensor NTC
Charging
temperature range
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8.7
A
13.7
V
-21.9
mV/°C
10
kohm / β = 3984 K
-15
— 50 °C
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48
VDC outputs (1‑3)
Nominal
DC output voltage
Maximum
continuous current
Maximum
peak current
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48
V
5.5
A
7.0
A
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Power transfer
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24
VDC output
Nominal
DC output voltage
Maximum
continuous current
Maximum
peak current
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24
V
0.7
A
0.9
A
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Lifeline
DC outputs (1‑3), only when 48 VDC outputs (1-3) are off
Nominal
DC output voltage
Maximum
continuous current
Maximum
peak current
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18
V
0.7
A
1.0
A
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Power
over Ethernet (PoE 1‑2)
Nominal
DC output voltage
Standard
Maximum
PD load
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48
V
IEEE
802.3af Type 1
12.95
W
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Power
consumption
Mains powered
Active mode, all outputs loaded
Battery
powered
Unloaded
Active mode, all outputs loaded Per active
port
Per active SFP port
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<1150
W
5.2
W
<1000
W
0.4
W
0.7
W
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Lifeline
/ power save interface
Audio
level (100 V / 70 V mode)
Frequency
response (+0 / -3 dB)
Signal
to Noise Ratio (SNR)
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0
dBV / -6 dBV
200
Hz — 15 kHz
90
dBA
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Information related to EN 54-4:1997 / ISO 7240-4:2017 / AS
7240.4:2018
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Maximum
battery capacity
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230
Ah
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Lowest
discharge voltage
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9 V
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Continuous
output current
(I
max. a / I max. b / I min.)
48
VDC outputs (1-3)
24
VDC output
PoE
output (1-2)
Lifeline
DC outputs (1-3)
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5.5
A / 5.5 A / 0 A
0.7
A / 0.7 A / 0 A
0.3
A / 0.3 A / 0 A
0.7
A / 0.7 A / 0 A
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Continuous
output power
(P
max. a / P max. b / P min.)
48
VDC outputs (1-3)
24
VDC output
PoE
output (1-2)
Lifeline
DC outputs (1-3)
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264
W / 264 W / 0 W
16.8
W / 16.8 W / 0 W
15.4
W / 15.4 W / 0 W
12.6
W / 12.6 W / 0 W
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Output
voltage range
48
VDC outputs (1-3)
24
VDC output
PoE
output (1-2)
Lifeline
DC outputs (1-3)
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46
— 50 V
23
— 25 V
44
— 57 V
9 —
18 V
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Information related to EN 54-4:1997 / ISO 7240-4:2017 / AS
7240.4:2018
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Maximum
impedance of battery circuit
230
Ah battery
180
Ah battery
140
Ah battery
100
Ah battery
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7.1
mohm
8.6
mohm
9.8
mohm
11.0
mohm
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Control interface
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Control
input contacts (1-8)
Principle
Galvanic
isolation
Supervision
Contact
closed
Contact
open
Cable
fault detection
Minimum
hold time
Maximum
voltage to ground
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Contact
closure No
Resistance
measurement
8 —
12 kohm
18
— 22 kohm
<2.5
kohm / >50 kohm
100
ms
24
V
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Control
output contacts (1-8)
Principle
Galvanic
isolation
Maximum
contact voltage
Maximum
contact current
Maximum
voltage to ground
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Contact
switch over (Relay SPDT)
Yes
24
V
1 A
500
V
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Supervision
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Battery
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Disconnect
Short circuit Charging state Impedance
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Power
supplies
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Converter
voltages Output voltages
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Lifeline
connection
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Impedance
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Control
input connections
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Open
/ short
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Temperature
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Per
section
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Fan
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Rotation
speed
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Controller
continuity
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Watchdog
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Network
interface
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Link
presence
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Network interface
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Ethernet
type
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100BASE-TX;
1000BASE- T
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Protocols
/ standards
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TCP/IP;
OMNEO; AES70
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Network
Audio Latency (ms)
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10
ms
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Audio
encryption
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AES
128
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Control
data security
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TLS
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Number
of Ethernet ports
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5x RJ45
(2 with PoE) + 1x SFP
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Mean
time between failures (MTBF) (h) extra- polated from calculated MTBF of PRA-AD608
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350,000
h
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Environmental
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Operating
temperature (°C)
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-5
°C – 50 °C
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Operating
temperature (°F)
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23
°F – 120 °F
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Storage
temperature (°C)
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-30
°C – 70 °C
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Storage
temperature (°F)
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-22
°F – 158 °F
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Operating
relative humidity, non-condensing (%)
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5%
– 95%
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Air
pressure (hPa)
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560
hPa – 1,070 hPa
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Installation
altitude (m)
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-500
m – 5,000 m
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Installation
altitude (ft)
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-1,640
ft – 16,404 ft
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Operating vibration
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Amplitude
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<
0.7 mm
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Acceleration
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<
2 G
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Bump
(transport)
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<
10 G (IEC 60068-2-27)
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Fan
airflow
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Front
to sides/rear
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Fan
noise, idle condition, 1 m distance
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<
30 dBSPLA
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Fan
noise, rated power, 1 m distance
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<
53 dBSPLA
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Mechanical
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Dimensions
(H x W x D) (mm) with mounting brackets
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88
mm x 483 mm x 400 mm
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Dimensions
(H x W x D) (in) with mounting brackets
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3.50
in x 19 in x 15.70 in
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Rack
unit (U) (in)
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2 U
(19 in)
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IP
rating
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IP30
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Material
of the enclosure
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Steel;
Zamak
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Color
in RAL
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RAL
9017 Traffic black;
RAL
9022 Pearl light grey
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Weight
(kg)
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11.80
kg
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Weight
(lb)
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26
lb
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