UL Power-limited Wiring Requirements
UDACT Instruction Manual PN 50050:H 09/16/2002 27
UL Power-limited Wiring Requirements
Power-limited and nonpower-limited circuit wiring must remain separated in the cabinet. All
power-limited circuit wiring must remain at least 0.25" away from any nonpower-limited circuit wiring.
Furthermore, all power-limited circuit wiring and nonpower-limited circuit wiring must enter and exit
the cabinet through different knockouts and/or conduits.
Figure 10 Typical Wiring for UL Power-limited Requirements
Use power-limited source
Power-limited circuits
UDACT-06.cdr
Telephone Connections
Nonpower-limited circuits
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