GE H
EALTHCARE
D
IRECTION
GA091568, R
EVISION
5 VIVID E9 S
ERVICE
M
ANUAL
10 - 26 Section 10-6 - Electrical Safety Tests
10-6-6 Isolated Patient Lead (Source) Leakage–Lead to Ground
10-6-6-1 Definition
This test measures the current which would flow to ground from any of the isolated ECG leads. The
meter simulates a patient who is connected to the monitoring equipment and is grounded by touching
some other grounded surface.
Measurements should be made under the test conditions specified in:
• Table 10-9 on page 10-22,
or:
• Table 10-10 on page 10-22,
as applicable.
For each combination the operating controls, such as the lead switch, should be operated to find the
worst case condition.
CAUTION
Equipment damage possibility. Never switch the Polarity when the unit is powered ON. Be sure
to turn the unit power OFF before switching the polarity using the POLARITY switch. Otherwise,
the unit may be damaged.