Gems Current Leakage Limits - GE Vivid i n Service Manual

GE H
EALTHCARE
D FQ091013, R
IRECTION
10-7-2

GEMS Current Leakage Limits

The following limits are summarized for NFPA 99 (for USA) and IEC 60601-1 Medical Equipment Safety
Standards. These limits are GEMS standards and in some cases are lower than the above standards
listed.
Table 10-14 Chassis Current Leakage Limits - Accessible Metal Surfaces
Country
Table 10-15 Type BF Applied Part Current Leakage Limits
Country
USA
Other
a. Mains Applied is the Sink Leakage Test. In this test, mains (supply) voltage is supplied to the part or equipment to
Table 10-16 Type CF Applied Part Current Leakage Limits - Surgical Probes and ECG Connections
Country
USA
Other
a. Mains Applied is the Sink Leakage Test. In this test, mains (supply) voltage is supplied to the part or equipment to
10-22
1
EVISION
Normal Condition
N/A
USA
0.1 mA
Other
- Non-Conductive (Floating) Surface and Cavity Probes
Normal
Condition
0.05 mA
0.1 mA
determine the amount of current that will pass (sink) to Ground if a patient comes into contact with the part.
Normal
Condition
0.01 mA
0.01 mA
determine the amount of current that will pass (sink) to Ground if a patient comes into contact with the part.
Section 10-7 - Electrical Safety Tests
V
Open Ground
0.3 mA
0.5 mA
Open Reverse
Ground Polarity
0.05 mA 0.05 mA
0.5 mA 0.5 mA
Open Reverse
Ground Polarity
0.05mA 0.05 mA
0.05 mA 0.05 mA
V N S
IVID I N AND IVID Q
Reverse Polarity Open Neutral
0.3 mA
0.5 mA
Open
Neutral
0.05 mA
0.5 mA
Open
Neutral
N/A
0.05 mA
M
ERVICE ANUAL
N/A
0.5 mA
Mains
a
Applied
N/A
5.0 mA
Mains
a
Applied
0.025 mA
0.05 mA