The circuitry shall be housed in an attractive, molded, durable, white ABS plastic enclosure. Connections shall be made using a wiring pigtail harness (supplied), which may be unplugged to allow for quick and easy amplifier replacement and testing.
Wire designations shall be indicated on the power supply housing. Contractor shall observe all local and national electrical and building codes.
The PK400 is a 24VDC power supply used to power the SM40X series intercom system. The unit provides a filtered 24VDC output rated at 1 amp. The unit produces this output from a 24VAC input, which is supplied from the SS106 transformer (or approved equal), as well as the circuitry required to provide tone, chime and L.E.D. functions. Connections to the unit are made via made 14-conductor pigtail which is supplied. The connector is color-coded, with wiring designations on the unit's case.
||Height: 5.50" (140mm) Width: 3.75" (96mm) Depth: 1.19" (31mm)
||Durable, high-impact, flame-retardant, fog white ABS plastic
||Wiring pigtails with 14 conductors (supplied)
||24VAC (supplied by SS106 transformer)
||24VDC, 1 amp maximum|