Gai-tronics 751-005 User Manual

Pub. DS751-005

GAI-TRONICS® CORPORATION

A HUBBELL COMPANY

Model 751-005

Speak er Amplifier

General Information

This data sheet applies to the Model 751-005 Speaker Amplifier, which is a component of the 700 Series
Page/Party
announcements over the Page/Party
cold-rolled steel and is suitable for either indoor or outdoor use.

Model 751-005 Speaker Amplifier mates with an enclosure wired directly to a speaker. To install, plug
the Model 751-005 Speaker Amplifier into the appropriate enclosure, and tighten the four screws in the
corners of the front panel. For continued IP 66 protection, torque setting for securing the amplifier to the
enclosure should be 10 to 12 in-lbs. or 1.13 to 1.36 n-m.

The speaker volume adjustment is located under the GAI-Tronics nameplate on the front panel. Refer to
Figure 1.

®

system. It mates directly with the Page/Party® Series enclosures and broadcasts page

®

system speakers. The Model 751-005 is constructed of 16-gauge

Figure 1. Model 751-005 Speaker Amplifier Outline Diagram

GAI-Tronics Corporation 400 E. Wyomissing Ave. Mohnton, PA 19540 USA

610-777-1374  800-492-1212  Fax: [phone]

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ISIT WWW.GAI-TRONICS.COM FOR PRODUCT LITERATURE AND MANUALS

Pub. DS751-005

Model 751-005 Speaker Amplifier Page:

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Specifications

Power input ....................................................................... 90–140 V ac range, 50/60 Hz, 120 V ac nominal

Power consumed ............................................................................................... Zero signal: 10.5 VA, 5.3 W

Max. signal: 58 VA, 29.5 W

Construction/Finish................................................................ 16-gauge cold-rolled steel/gray polyurethane

Amplifier output................................ Push-pull, Class B, 12 watts minimum, with nominal supply voltage

Amplifier sensitivity .............................................................................................. 0.5 V ac, for rated output

Frequency response........................................................................... 250–4,000 Hz, +0/−3 dB ref. to 1 kHz

Distortion ................................................................................................. 1% max. THD @ 1 kHz, 12 watts

Input impedance........................................................................................................... 50,000 ohms nominal

Controls............................................................................ Speaker volume (adjusted through an access hole

behind the nameplate on the front panel)

Temperature range ............................................................................. −22° F to +158° F (−30° C to +70º C)

Dimensions ................................................................. 8.1 H × 8.1 W × 3.0 D inches; (206 × 206 × 76 mm)

Shipping weight .................................................................................................................... 5.6 lbs. (2.6 kg)

Approvals

Model 751-005 Amplifier ............................................................................................ II 3G EEx nA IIC T6

Location Zone 2
IP 66 when installed in a Model 702-006, 703-006, 703-007,
7325-106, or 7325-107 Enclosure

NRTL listed ..............................Suitable for use in hazardous locations Class I, Div. 2, Groups A, B, C, D;

Class II, Div. 2, Groups F, G;
Class III, Div. 2
when used with listed 702-006, 703-006, 703-007
7325-106, or 7325-107 Enclosure

CE Mark

Certificate No. DEMKO 04 ATEX 0424225X
Notified Body Id No. 0539
UL International DEMKO A/S
Lyskear 8
DK-2730 Herlev
Denmark

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