GE HEALTHCARE OPTIMA XR200AMX/XR220AMX 
D
IRECTION 5336113-1EN, REVISION 10 INSTALLATION MANUAL
Chapter 1 Safety Page 21
Chapter 1  Safety
Section 1.1  Energy sources
Type of equipment and/or method selected to dissipate or isolate stored energy:
- Allow three minutes for stored energy to dissipate. Stored energy is indicated by safety 
lamps on the generator Aux boxes.
- After waiting period, verify dissipation with volt meter.
Type of equipment and/or method used to ensure disconnections:
- One lock and tag for each electrical power source
- Multiple locking device
Table 1-1
Energy source Yes/No  Location of energy 
isolating means
Magnitude of energy
Electrical  Yes  AC power plug  120 VAC/60Hz
220 VAC/50Hz
Electrical  Yes Circuit breaker 156VDC
Electrical (batteries) Yes Battery board 
connector J1
156VDC
Pneumatic No n/a n/a
Hydraulic  No n/a n/a
Gas/water/steam  No n/a n/a
Chemical  No n/a n/a
Mechanical motion  No n/a n/a
Gravity  No n/a n/a
Rear suspension spring No n/a n/a
Column spring Yes Scroll lock at 
top of column
610 N-m (5400 in-lbs)
Thermal  No n/a n/a
Stored energy (generator 
capacitors)
Yes Time discharge and 
DVM verification
15kW generator: 2200J
30kW generator: 8800J
Air under pressure  No n/a n/a
Oil under pressure  No n/a n/a
Water under pressure  No n/a n/a
Gas under pressure  No n/a n/a
Steam  No n/a n/a
Other  No n/a n/a