Mindray PM-9000, Operation Manual

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Appendices
20-4
A.3 Power Source Specifications
AC mains
Input voltage 100 to 240V
Frequency 50/60Hz
Power 140VA
Fuse T 3A
Internal battery
Number of batteries 2
Type Sealed lead-acid battery or lithium-ion battery
Time to shutdown 5 to 15min (after the first low-power alarm)
Sealed lead-acid battery
Nominal voltage 12VDC
Capacity 2.3Ah
Operating time
48 minutes or 120 minutes typical when powered by one or two
new fully-charged batteries respectively (25
℃
, ECG, SpO2,
NIBP measurement per 15 minutes).
Charge time
A maximum of 6 h for each battery, and a maximum of 12h for
both (in the running status or standby mode)
Lithium battery
Rated voltage 11.1VDC
Capacity 4.4Ah
Operating time
120 minutes or 300 minutes typical when powered by one or two
new fully-charged batteries respectively (25
℃
, ECG, SpO2,
NIBP measurement per 15 minutes).
Charge time A maximum of 6.5h (in the running status or standby mode)