GE MAC 1200 Servicing Instructions page 73

GE Medical Systems MAC 1200 V 1.2 Page 71
Information Technologies 227 492 21 RevF
Mains operation
instrument design in protection class | according to IEC 601-1
Rated voltage range 95 to 240 V
e operating voltage range 85 to 264 V,
49 to 65 Hz
e rated current: 0.2...0,6A
e fuse 2xT 1.25A, 5x 20
e typical power consumption
battery charging 14W
© max. power consumption 29 W
Battery operation
® type: nickel-cadmium
e rated battery voltage 18V
e rated battery capacity 1.3 Ah
e fully charged battery sufficient for up to 50 12 Lead Made, 1-page ECGs, if unit is only switched
on to record the ECGs
e battery charge time approx. 4 hours
(min. charge time for one 12 Lead Mode ECG: 10 minutes)
e battery life approx. 2 to 3 years, replacement by service only
e [ithium battery for built-in clock, battery life approx. 5 years, replacement by service only
Operational readiness
After successful self-test, approx. 10 s after power-up
Operating position
horizontal
Environment
Operation
e temperature between 50 and 104 °F