Hioki ST5540, Instruction Manual, Page: 280 / 326

10.14 Measurement Networks
274
Network D is a measurement network that complies with UL.
(1) Circuit Configuration
When network D is selected, the instrument can also be used in compliance with
the following standards on testing leakage current :
(2) There are many other applicable standards.
Network D (for UL)
0.15

F
±
2%
1.5 k

±
1%
Network (1.5 k

) with 1.5 k

and 0.15

F
Ｖ
Applicable standards Applicable UL standards
(e.g., UL 471, UL 1310, UL 1437, UL 1492)
Measurement circuit configuration Network with 1.5 k

and 0.15

F
(when input protective fuse is short-circuited)
Element tolerance Resistance: ± 1%
Capacitor : ± 2%