Philips 612 Ultrasonic Jewelry Cleaner User Manual


 
4535 612 34161 HD3 Service Manual Page 130
CSIP Level 1 Performance Tests: Electrical Safety
Figure 6-2 Ground Wire Leakage Current Test Diagram
Hot -
AC micro-
ammeter
Powered on
UL: I = 300 microamperes Normal condition,
CSA and IEC: I = 500 microamperes Normal condition,
Neutral -
LIMITS:
Ground wire
Green or
Green/Yellow
1000 microamperes Single Fault condition
1000 microamperes Single Fault condition
7ASW025
System
under
test
Power cord connected to AC power.
I
(current)
(open neutral)
(open ground)
Ground wire open for Normal condition
Ground wire and neutral wire open
simultaneously for Single Fault condition