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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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
<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) |
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 |
230 Ah |
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Lowest discharge voltage |
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) |
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) |
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) |
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 |
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 |
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 |
Contact switch over (Relay SPDT) Yes 24 V 1 A 500 V |
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Supervision |
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Battery |
Disconnect Short circuit Charging state Impedance |
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Power supplies |
Converter voltages Output voltages |
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Lifeline connection |
Impedance |
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Control input connections |
Open / short |
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Temperature |
Per section |
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Fan |
Rotation speed |
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Controller continuity |
Watchdog |
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Network interface |
Link presence |
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Network interface |
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Ethernet type |
100BASE-TX; 1000BASE- T |
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Protocols / standards |
TCP/IP; OMNEO; AES70 |
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Network Audio Latency (ms) |
10 ms |
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Audio encryption |
AES 128 |
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Control data security |
TLS |
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Number of Ethernet ports |
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 |
350,000 h |
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Environmental |
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Operating temperature (°C) |
-5 °C – 50 °C |
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Operating temperature (°F) |
23 °F – 120 °F |
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Storage temperature (°C) |
-30 °C – 70 °C |
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Storage temperature (°F) |
-22 °F – 158 °F |
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Operating relative humidity, non-condensing (%) |
5% – 95% |
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Air pressure (hPa) |
560 hPa – 1,070 hPa |
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Installation altitude (m) |
-500 m – 5,000 m |
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Installation altitude (ft) |
-1,640 ft – 16,404 ft |
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Operating vibration |
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Amplitude |
< 0.7 mm |
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Acceleration |
< 2 G |
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Bump (transport) |
< 10 G (IEC 60068-2-27) |
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Fan airflow |
Front to sides/rear |
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Fan noise, idle condition, 1 m distance |
< 30 dBSPLA |
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Fan noise, rated power, 1 m distance |
< 53 dBSPLA |
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Mechanical |
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Dimensions (H x W x D) (mm) with mounting brackets |
88 mm x 483 mm x 400 mm |
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Dimensions (H x W x D) (in) with mounting brackets |
3.50 in x 19 in x 15.70 in |
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Rack unit (U) (in) |
2 U (19 in) |
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IP rating |
IP30 |
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Material of the enclosure |
Steel; Zamak |
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Color in RAL |
RAL 9017 Traffic black; RAL 9022 Pearl light grey |
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Weight (kg) |
11.80 kg |
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Weight (lb) |
26 lb |