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- Street Thunder ST280
- Installation And Operating Instructions Manual
Galls Street Thunder ST280 Installation And Operating Instructions Manual
Summary of Street Thunder ST280
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Plitstr311 rev. G 7/25/14 st280 siren amplifier & light controller installation and operating instructions 1340 russell cave road / p.O. Box 54308 lexington, ky 40505 tel: (800) 477-7766 fax: (800) 944-2557 www.Galls.Com street thunder™ street thunder™ street thunder™ street thunder™.
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-i- table of contents general description 1 installation notes 1 installer selectable options 2-3 mounting 4 electrical connections 4-9 wire size and termination 4 mandatory siren electrical connections 5 optional siren electrical connections 6 siren wiring diagram 7 lighting electrical connections ...
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-1- the st280 siren amplifier is a premium 200w unit designed for single or dual 100w speaker use and full lighting control. The primary operating modes are thunder, yelp, wail, hands free, manual, pa, and radio. A noise canceling pa override and push-button horn override are available in all modes....
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-2- installer selectable options (jumper settings) the st280 has several options that can be selected during installation. Jumpers on the printed circuit board, inside the case, allow the installer to select these various options. These options should be set before installation of the unit. • park k...
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-3- auxiliary input polarity - the auxiliary input (green wire) is normally activated by applying a positive voltage to the wire. To activate by connecting to ground (negative), move the jumper from the "aux-pos" pins to the "aux-neg" pins. Auxiliary input function - the auxiliary input (green wire)...
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-4- mounting safety precautions for the safety of the installer, vehicle operator, passengers and the community please observe the following safety precautions. Failure to follow all safety precautions and instructions may result in property damage, injury or death. • mount in a location with adequa...
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-5- mandatory electrical connections for siren functions black: (pins 2 & 5) ground - connect these leads to the negative of the battery, or to a good chassis ground. You must connect both leads if you are using two 100-watt speakers. Be sure to use minimum size #14 awg wire. Red: (pins 1 & 4) power...
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-6- (electrical connections cont’d) optional connections for siren functions: blue: (pins 3 & 6) input from radio - used for radio repeat. Connect one blue lead to each terminal of the radio speaker or output connector of the radio. Most radio outputs are isolated, in which case polarity would not b...
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-7- (electrical connections cont’d) p o s it iv e s w it c h in g a u x h o rn j u m p e r s e le c te d n e g a ti v e s w it c h in g a u x h o rn j u m p e r s e le c te d b a c k lig h ti n g s w it c h ( c o n n e c t to d a s h l ig h ts , p a rk in g l ig h ts , e tc .) s ir e n w ir in g d i...
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-8- (electrical connections cont’d) radio pa thunder yelp wail hf manual radio speakers 1 2 manual horn s1 s2 s3 s4 l1 l2 l3 pa 8 5 2 9 3 6 7 1 4 electrical connections for lighting control red: (8 awg) +12vdc power - the two large red wires exiting the back of the siren should be connected to +12vd...
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-9- (electrical connections cont’d) a m p l if ie r + b a t t e r y 2 0 a 2 0 a 2 0 a 2 0 a 2 0 a 2 0 a r e d ( # 8 a w g ) r e d ( # 8 a w g ) l ig h ts t o b e a c ti v a te d w h e n s lid e s w it c h i s i n p o s it io n 3 p in 8 - g r a y ( # 1 2 -1 6 a w g ) - l 2 p in 4 - y e l l o w ( # 1 ...
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-10- operation general this unit is designed for easy operation under the stress associated with high-speed pursuit. Most siren functions are accessible with one simple motion without repetitive activation of switches or automatic timed switching that can interfere with desired operation. On/off the...
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-11- (operation cont’d) selector switch whenever +12vdc is applied to the yellow wire, the siren will be "on" in the selected mode. The rotary selector switch controls the primary operating function of the siren. Lighting push button switches four push button switches are provided to enable four sep...
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-12- (operation cont’d) manual/horn momentary rocker switch the front panel of the st280 contains a momentary rocker switch that operates the manual function when the left side is depressed and the air horn when the right side is depressed. Optional operation includes replacement of the thunder tone...
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-13- (operation cont’d) volume controls the radio repeat volume (radio)control is recessed in the upper left hand corner of the front face. This should be set when the vehicle is parked. First set the volume level of the vehicle's two-way radio to its normal operating volume. Adjust the siren's rota...
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-14- service fuses there are several fuses in this unit that protect it from shorts, spikes, and other such electrical problems that may possibly damage the unit. The hrt is protected internally by a 2 amp self-resetting fuse. This is not user serviceable, but will automatically reset once the short...
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-15- (service cont’d) troubleshooting this unit is designed to provide years of reliable service under even the worst conditions. Many times there may appear to be a problem with the unit when the true problem is in the speaker(s) or improper installation. The following chart shows typical symptoms ...
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-16- specifications input voltage 10 - 16 vdc (negative ground) input current 8.0 amps @ 13.6 vdc (single 100w speaker) 16.0 amps @ 13.6 vdc (dual 100w speakers) standby current less than 15 ma audio frequency 200hz - 10 khz + 3db speaker output power 105 watts rms max. (15.0 vdc – single 100w speak...
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-17- to return merchandise… within the first 60 days: please contact galls customer service department at (800) 477-7766. After 60 days: please contact the manufacturer at (585) 226-9025. If you have any questions concerning this or any other galls product, please contact our customer service depart...
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1340 russell cave road / p.O. Box 54308 lexington, ky 40505 tel: (800) 477-7766 fax: (800) 944-2557 www.Galls.Com.