Covidien WarmTouch, Service Manual

Page: 98 / 314

Performance Verification
7-14 Service Manual
7.6
Electrical Safety Tests
This section provides values for electrical safety tests required by the warming
unit. Technicians must be familiar with the standards applicable to their respec-
tive institution and country. Test equipment and its application must comply
with the applicable standards.
7.6.1
Ground Bond Test
Without power cord: ≤ 100 m Ω
With power cord: ≤ 200 m Ω
7.6.2
Earth Leakage Current Test (Line Leakage)
7.6.3
Enclosure Leakage Current Test (Line Leakage)
Table 7-1. Earth Leakage Current Test
AC Polarity Line Cord Neutral Cord Leakage Current
Normal Closed Closed 300 μA
Reversed Closed Closed 300 μA
Normal Open Closed 1000 μA
Normal Closed Open 1000 μA
Table 7-2. Enclosure Leakage Current Test
AC Line Cord Neutral Line Cord Power Line
Ground Cable
AAMI / ANSI
Standard ES1
Normal Closed Closed 100 μA
Normal Closed Open 500 μA
Normal Open Closed 500 μA
Reversed Closed Closed 100 μA
Reversed Open Closed 500 μA
Reversed Closed Open 500 μA