Alpha Communications™ PK543 Apartment Intercom System Amplifier (Open-voice type): Alpha Product Specsheet APS056

PK543 Apartment Intercom System Amplifier (Open-voice type)

 This Specsheet is for a product which is discontinued. Please contact us for alternative products.

Product Specification Sheet

APS056

Rev. 08/2013

ARCHIT ECTS' AND ENGINEERS'

SPECIFICAT IONS

The intercom amplifier shall be Alpha

Communications® / TekTone® model PK543 or approved

equal and shall provide amplification, control and power

circuits needed to operate the entire intercom system.

The amplifier shall feature integrated circuit amplification,

integrated circuit call tone oscillator, adjustable volume

and tone volume controls. Unit will also provide for AC or

DC door release operation selectable by terminal

connection, and selectable delayed door timing of 8 or 16

seconds selected via the DIP switch. A steady or warble

tone is available to identify a call from the entrance panel

and/or call button at suite entrance.

Low voltage wiring shall be used and plug in type wiring

harness, with pigtail connectors, shall be provided for

installation wiring. The PK543 shall be mountable to rear of

specifically designed Alpha Communications® / TekTone®

apartment entrance speaker panels.

T he PK543 shall be UL®/cUL® listed and CSA approved.

Contractor shall observe all local and national electrical

codes.

PK543 APART MENT INT ERCOM AMPLIFIER

The Alpha Communications® / TekTone PK543 Power Pack

Amplifier is a self-contained unit not requiring an

external amplifier. The PK543 is designed for use with 3, 4

or 5 wire apartment speaker type stations and provides

amplification, control and power circuits needed to

operate a complete apartment intercom system. Voice

volume control and tone volume control are easily

adjustable through the screwdriver slot on the front

panel. Additional functions include multiple entrance

operation selectable by terminal connection with

selectable delayed action door release set at the DIP

switch, post office door lock release, and a tone signal to

call remote stations. A steady or warble tone can be used

to identify calling from the main entrance panel and/or the

call button located at the suite entrance. PK543 is listed

with UL®, cUL® and is approved by CSA.

SPECIFICAT IONS

Dimensions:

Height: 5.50" (140mm)

Width: 3.125" (83mm)

Depth: 2.00" (51mm)

Construction:

Rugged ABS White Plastic

Casing.

Environment: 0�-30�C (32�-86�F)

Amplification:

Integrated circuit amplifier

including amplifier with frequency

response adjusted for ideal voice

quality.

Call Tone: Integrated circuit oscillator

Door Release:

AC or DC operation with

selectable timing. P.O. door lock

release.

Controls:

Voice volume

Tone volume

Programming switches

1 Do or De lay; 2 Sho rt Door

Tim e; 3 Entrance Tone ; 4

no t use d

Connections:

Polarized plug in type wiring

harness

Power Req.: 16VAC, 10VA

Mounting:

Surface mount or mountable to

the rear of specifically designed