UL 1795-2016 pdf download – Hydromassage Bathtubs.
7.2 Quick-connect wire connectors
7.2.1 Quick-connect type wire connectors shall be suitable for the wire size, type (solid or stranded),conductor material (copper or aluminum) and the number of conductors terminated. If insulated, they shall be rated for the voltage and temperature of the intended use. They shall be applied per the installation instructions of the wire connector manufacturer.
7.2.2 Quick-connect type wire connectors shall comply with the Standard for Electrical Quick-Connect Terminals, UL 31 0.
7.3 Terminal blocks
7.3.1 Terminal blocks shall comply with:
a) The Standard for Terminal Blocks, UL 1 059;
b) The Standard for Low-Voltage Switchgear and Controlgear – Part 7-1 : Ancillary Equipment
– Terminal Blocks for Copper Conductors, UL 60947-7-1 ;
c) The Standard for Low-Voltage Switchgear and Controlgear – Part 7-2: Ancillary Equipment
– Protective Conductor Terminal Blocks for Copper Conductors, UL 60947-7-2; or
d) The Standard for Low-Voltage Switchgear and Controlgear – Part 7-3: Ancillary Equipment
– Safety Requirements for Fuse Terminal Blocks, UL 60947-7-3.
7.3.2 The UL 60947-7-x standards are used in conjunction with the Standard for Low-Voltage Switchgear and Controlgear – Part 1 : General Rules, UL 60947-1 .
7.3.3 Terminal blocks shall be suitable for the number of conductors per termination, wire size, type (solid or stranded), conductor material (copper or aluminum), voltage and current of the intended use.
7.4 Wire connectors
7.4.1 Wire connectors shall be suitable for the wire size, type (solid or stranded), conductor material (copper or aluminum) and the number of conductors terminated. If insulated they shall be suitable for the voltage and current of the intended use. They shall be applied per the installation instructions of the wire connector manufacturer.
7.4.2 Wire connectors shall comply with the Standard for Wire Connectors, UL 486A-486B, or the Standard for Equipment Wiring Terminals for Use with Aluminum and/or Copper Conductors, UL 486E.
8 Frame and Enclosure 8.1 General 8.1 .1 An enclosure shall be provided to house all parts that may cause a risk of fire, electric shock, or injury to persons under any condition of operation. 8.1 .2 The enclosure shall reduce the risk of molten metal, burning insulation, or flaming particles falling on combustible materials, including the surface upon which the unit is supported. 8.1 .3 An enclosure containing an electrical component, other than a motor having a sealed housing, shall have provision for drainage if there is a knockout or unthreaded opening in the enclosure or if there is a risk of condensation accumulating. 8.1 .4 The material of a part, such as an enclosure, a frame, or a guard, the breakage of which may result in a risk of injury to persons, shall have such properties as to meet the demand of expected loading conditions. 8.1 .5 The requirement in 8.1 .4 applies to those portions of a part adjacent to moving parts considered to involve a risk of injury to persons.