SECTION 08 56 19

INTERCOM SYSTEMS FOR PASS WINDOWS AND ASSISTED LISTENING DEVICES

Display hidden notes to specifier. (Don't know how? Click Here) 
 Copyright 2024 -  2024 ARCAT, Inc. - All rights reserved

PART  1	  GENERAL
1.1 		SECTION INCLUDES
A.		Window intercom systems.
B.		Assisted Listening:
1.		Integrated one-to-one hearing loops.
2.		Large area hearing loops.
3.		Infrared (IR)
4.		Tour guide radio frequency.
1.2 		RELATED SECTIONS
A.		Section 26 05 00 - Common Work Results for Electrical.
1.3 		SUBMITTALS
A.		Submit under provisions of Section 01 30 00.
B.		Product Data:
1.		Manufacturer's data sheets on each product to be used.
2.		Preparation instructions and recommendations.
3.		Storage and handling requirements and recommendations.
4.		Typical installation methods.
C.		Verification Samples: Two representative units of each type, size, pattern, and color.
D.		Shop Drawings: Include details of materials, construction, and finish. Include relationship with adjacent construction. 
1.4 		QUALITY ASSURANCE
A.		Manufacturer Qualifications: Company specializing in manufacturing products specified in this section with a minimum of five years documented experience.
B.		Installer Qualifications: Company specializing in performing Work of this section with minimum two years documented experience with projects of similar scope and complexity.
C.		Source Limitations: Provide each type of product from a single manufacturing source to ensure uniformity.
1.5 		DELIVERY, STORAGE, AND HANDLING
A.		Store and handle in strict compliance with manufacturer's written instructions and recommendations.
B.		Protect from damage due to weather, excessive temperature, and construction operations.
1.6 		PROJECT CONDITIONS
A.		Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's recommended limits.
1.7 		WARRANTY
A.		Manufacturer's standard limited warranty unless indicated otherwise.
PART  2	  PRODUCTS
2.1 		MANUFACTURERS
A.		Acceptable Manufacturer: Contacta Inc., which is located at:<BR />4025 Tampa Rd., Suite 1107A<BR />Oldsmar, FL 34677<BR />Tel: 616-392-3400<BR />Fax: 855-250-5667<BR />Email: request info (sales@contactainc.com);Web: https://contactainc.com 
B.		Substitutions: Not permitted.
C.		Requests for substitutions will be considered in accordance with the provisions of Section 01 60 00.
D.		Model STS-K001 - Bridge Bar System: Combined speaker and microphone module in a bridge bar style. Includes STS-A31H Amplifier. Under the counter hearing loop and free-standing staff microphone and speaker unit. 
1.		Standards Compliance:
a.		CE, ROHS and WEEE.
b.		EN 60118-4, in correct installations.
2.		Components:
a.		Hearing Loop and Duplex Audio Communication Amplifier: STS A31H.
b.		Staff Unit Speaker and Microphone: STS-SU1-3W.
c.		Customer Speaker and Microphone Bridge Bar Unit: STS-B80
d.		Power Supply: PS-55..
e.		Loop Aerial: IL-AE99.
E.		Components:
	
1.		Model STS A31H: Hearing Loop and Duplex Audio Communication Amplifier.
a.		Dimensions (H x W x D): 4.58 x 4.50 x 1.58 inches. Weight: 0.32 lbs.
b.		Construction: ABS plastic housing.
c.		Finish: Matt black, fine texture.
d.		Supply Voltage: 12-14 VDC.
e.		Quiescent Current : 100 mA typical
f.		Operating Current: 2A typical on speech peaks.
g.		Power Switch: Push on - push off; tact switch under membrane.
h.		Microphones Electret, supply 5 V via 2.2K load resistor.
i.		Speaker Output Power RMS: 2.5 W / 8 Ohms , 4.4 W / 4 Ohms.
j.		Loop Drive Compliance: Constant current, bounded by 4V RMS and 3A RMS.
k.		Total Harmonic Distortion: Less than 5 percent; loop and speakers.
2.	    Model STS-SU1-3W - Dual Mute Staff Loudspeaker Unit. Freestanding speaker and directional microphone with semi-rigid stem. Adjustable neck and dual mute switch. Option to mute the staff microphone only. Mute both the staff and customer side microphones or have open microphones for both the staff and customer. Available in Black and Grey.
a.		Dimensions (H x W x D): 2.76 x 3.80 x 6.02 inches. Weight: 1.80 lbs.
b.		Construction: Mild steel.
c.		Finish: Grey Leatherette.
d.		Finish: Black Textured Powder Coated.
e.		Speaker:
1)		RMS: 5 W.
2)		Impedance: 4 Ohms.
3)		Output: SPL 1 W at 1 M 85 dB.
4)		Frequency Response: 150 to 10,300 Hz.
f.		Microphone:
1)		Directional Response: Cardioid.
2)		Sensitivity: 49.5 dB+ 2 dB at 1 kHz (0 dB=1 V/pa).
3)		Impedance: 1.6 K Ohms+3- percent at 1 kHz.
4)		Frequency Response: 150 - 10,500 Hz.
3.	     Model IL-AE99: Loop Aerial.
a.		Dimensions: To be molded on site to required size by installer.
b.		Weight: 0.19 lbs.
c.		Construction: Copper wire with PVC casing.
d.		Finish: Black.
4.		Model PS-55: Power Supply.
a.		Input: 100 to 240 V, 50 to 60 Hz 1 A max.
b.		Output: 14 V 2.14 A 30 W max.
c.		Dimensions (H x W x D): 1.38 x 2.08 x 3.92 inches. Weight: 0.51 lbs.
d.		Cable Length: 70.87 inches.
e.		Construction: ABS case.
f.		Finish: Black.
5.		Model STS-B80: Customer Speaker and Microphone Bridge Bar Unit.
a.		Dimensions (H x W x D): 4.26 x 2.37 x 2.93 inches. Weight: 3.00 lbs
b.		Distance Between Speaker Pods: 19.68 inches.
c.		Height from Base to Top of Microphone: 8.63 inches. 
d.		Total Width: 24.25 inches.
e.		Construction: Mild steel.
f.		Finish: Powder Coated Grey Leatherette.
g.		Finish: Black Textured.
h.		Speaker:
1)		RMS: 5 W.
2)		Impedance: 4 Ohms.
3)		Output: SPL 1W at 1M 85 dB.
4)		Frequency Response: 150 -11000 Hz.
i.		Microphone:
1)		Directional Response: Cardioid.
2)		Sensitivity: -67 dB +/- 3 dB at 1 kHz.
3)		Impedance: 1.6 K Ohms =/- 30 percent at 1 kHz.
4)		Frequency Response: 70 - 14000 Hz.

PART  2	  EXECUTION
2.1 		EXAMINATION
A.		Do not begin installation until the substrates have been properly constructed and prepared.
B.		If substrate preparation is the responsibility of another installer, notify Architect in writing of unsatisfactory preparation before proceeding.
2.2 		PREPARATION
A.		Clean surfaces thoroughly prior to installation.
B.		Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
2.3 		INSTALLATION
A.		Install in accordance with manufacturer's instructions, approved submittals, and in proper relationship with adjacent construction.
2.4 		FIELD QUALITY CONTROL
A.		Field Inspection: Coordinate field inspection in accordance with appropriate sections in Division 01.
B.		Manufacturer's Services: Coordinate manufacturer's services in accordance with appropriate sections in Division 01.
2.5 		CLEANING AND PROTECTION
A.		Clean products in accordance with the manufacturers recommendations. 
B.		Touch-up, repair or replace damaged products before Substantial Completion.

END OF SECTION