GE
D
IRECTION
FQ091019, R
EVISION
2
V
IVID Q
N S
ERVICE
M
ANUAL
10-28
Section 10-6 - Electrical Safety Tests
10-6-8-1
Data Sheet for ECG Current Leakage
The test passes when all readings measure less than the values shown in the tables below. Record all
data.
Table 10-17 Maximum Allowance Limit for ECG Lead Leakage Test to Ground
AC Power
Source
Maximum
Allowance Limit
GROUND
OPEN
GROUND
CLOSED
Patient Lead-to-Ground Current Leakage Test
and
Patient Lead-to-Lead Current Leakage Test
115V
10uA
10uA
220/240V
500uA
10uA
Table 10-18 Maximum Allowance Limit for ECG Lead Isolation Sink Test
AC Power
Source
Maximum
Allowance Limit
Patient Lead Isolation Current Test
115V
20uA
220/240V
5mA
Table 10-19 Typical Data Sheet for ECG Lead-to-Lead Test
ECG
Power
Tester
Polarity
Switch
Tester
Ground
Switch
Tester Lead Selector
RL
RA
LA
LL
C
ON
NORM
CLOSED
ON
REVERSE
CLOSED
ON
NORM
OPEN
ON
REVERSE
OPEN
OFF
NORM
CLOSED
OFF
REVERSE
CLOSED
OFF
NORM
OPEN
OFF
REVERSE
OPEN