Technical Specifications - ResMed Astral User Manual

Technical specifications

Battery technology
Capacity
UN classification
Power supply
Battery output voltage
Battery output current
(rated)
Protection
Dimensions
(L x W x H)
Battery weight
Minimum life cycle
Operating conditions
Charging:
Discharging:
Transport/storage
conditions
Operating/storage air
pressure
Recharge time
Electromagnetic
compatibility
Aircraft use
IEC 60601-1
classification
Battery run time
1 Test conditions: Adult, P(A)CV mode, P control: 20 cm H
Rate: 15 bpm, Ti: 1.2 sec.
Note: Time may vary with environmental conditions.
Note: The manufacturer reserves the right to change these
specifications without notice.
8
Lithium-ion
< 100 Wh (97 Wh)
UN3480 (lithium-ion batteries)
Input range 100–240V, 50–60Hz, 1.0-1.5A
Nominal for aircraft use 110V, 400Hz
(20V / 24V) ± 1V, 90W continuous
4.5 A / 3.75 A
Overcharge, overdischarge, excess current,
short circuit, high temperature
168 mm x 104 mm x 72 mm
1.2 kg typical
≥ 400 cycles at 23°C to 80% capacity
10°C to 35°C; 5–93% maximum humidity
0°C to 40°C; 5–93% maximum humidity
-20°C to +50°C; 5–93% relative humidity
(non-condensing)
700 hPa to 1100 hPa
< 6 hrs to full level (100%)
Product complies with all applicable
electromagnetic compatibility requirements
(EMC) according to IEC60601-1-2, for
residential, commercial, and light industry
environments. Information regarding the
electromagnetic emissions and immunity
of these ResMed devices can be found on
www.resmed.com, on the Products page
under Service and Support. Click on the PDF
file for your language.
ResMed confirms that the External Battery
meets the Federal Aviation Administration
(FAA) requirements (RTCA/DO-160, section
21, category M) for all phases of air travel.
IATA classification for internal battery: UN
3481 – Lithium-ion batteries contained in
equipment.
External Battery is UN 3480
Class II (double insulation) and/or Internally
Powered Equipment, IP21, Continuous
Operation (from mains), Limited Operation
(from battery), Equipment not suitable for use
in the presence of a flammable anaesthetic
mixture with air, or nitrous oxide.
The External Battery, while connected to a
device and discharging, is rated to IP21 (Drip
proof) according to IEC60529. The AC power
supply and the Astral External Battery are
both rated to IP21.
< 8 hrs of typical use
1
O, PEEP: Off,
2