Furman Sound AR-1215 Power Supply User Manual
Contents
1. AR 1215 AC LINE VOLTAGE REGULATOR MODELS AR 1215 AR 1215J AR 2306 FURMAN VOLTAGE REGULATORS Congratulations on your purchase of a Fur man AR 1215 AR 1215J or AR 2306 AC Line Voltage Regulator The AR Series regulators are designed specifically for any audio video or computer rackmount system requiring clean filtered and regulated AC power for optimum operation AR SERIES FEATURES e AR 1215 and AR 1215J provide nine regulated conditioned AC outlets eight on the rear panel and one on the front e AR 1215 and AR 1215J input capacity is 15 A output capacity is 12 to 15A e AR 2306 provides eleven regulated conditioned AC outlets ten on the rear panel and one on the front e AR 2306 input capacity is 6 A output capacity is 5 to 6 A e Usable range for most equipment is an additional 10 above and below the ranges shown in the table below e Extreme overvoltage or undervoltage causes instant shutdown protecting equipment e Extreme Voltage Shutdown indicator LED e Output In Regulation indicator e Ten LED bargraph input voltmeter e Fast acting user accessible circuit breaker protects against overload or shorts e Very low stray magnetic field leakage e On off switch e Output voltage selector switch AR 1215J and AR 2306 only e Compact lightweight unit weighs only 12 Ibs 5 5 kg SAFETY INFORMATION To obtain best results from your Furman AR 1215 or AR 2306 please be sure t2. BUT NOT LIMITED TO THE IMPLIED WARRAN TIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Manufacturer does not warrant against damages or defects arising out of improper or abnormal use of handling of the Product against defects or damages arising from improper installation against defects in products or compo nents not manufactured by Manufacturer or against damages resulting from such non Manufacturer made products or components This warranty shall be cancelable by Manufacturer at its sole discretion if the product is modified in any way without written autho rization from Furman Sound This warranty also does not apply to Products upon which repairs have been affected or attempted by persons other than pursuant to written authorization by Manufacturer THIS WARRANTY IS EXCLUSIVE The sole and exclusive obligation of Manufacturer shall be to repair or replace the defective Product in the manner and for the period provided above Manufacturer shall not have any other obligation with respect to the Products or any part thereof whether based on contract tort strict liability or otherwise Under no circumstances whether based on this Limited Warranty or otherwise shall Manufacturer be liable for incidental special or consequential damages Manufacturer s employees or representatives ORAL OR OTHER WRITTEN STATEMENTS DO NOT CONSTITUTE WARRAN TIES shall not be relied upon by Purchaser and are not a part of the contrac
3. 2306 there are three scales with the top for 220V the middle for 230V and the bottom for 240V OUTPUT VOLTAGE MONITORING Agreen LED labelled OUTPUT IN REGULATION indicates proper function i e that the output voltage is within 5V 10V of the selected output voltage Your equipment will always work normally when this light is on and often will work satisfactorily even when it is off If you wish to monitor your AR 1215 s output volt age more precisely you may want to use a Furman PL PLUS Power Conditioner and Light Module in conjunction with it use model PL PLUS E with model AR 2306 The PL PLUS is the perfect complement to a Furman Voltage Regulator to assist in rack power distribution It offers a 20 LED bargraph line voltage meter to moni tor the incoming line the Voltage Regulator output twin slide out swiveling lights with a dimmer control for equipment illumination and eight ten additional outlets with their own spike and surge protection and RFI EMI filtering INSTALLATION Because of their toroidal transformer design Fur man Voltage Regulators may be positioned near most other equipment without fear that the other equipment will be disrupted by leakage of a strong 50 60 Hz magnetic field Nevertheless suggested rack locations would be either at the top or bottom As with any rackmount equipment be sure to use 10 32 machine screws for mounting in the rack s tapped holes this is not a metric s
4. capacity must be derated at ap proximately 23 milliamperes per volt Again please see graphs on back page As a practical matter therefore to cope successfully with worst case brownout conditions you should plan your total load so that it does not exceed 5 amps or 1100 watts Please note that this refers to the aggregate power requirement of all equipment plugged into the Volt age Regulator not to each individual item NOTE While there is no minimum load require ment for the AR1215 or AR 2306 you may experience an audible mechanical hum coming directly from the unit when the POWER switch is on with nothing plugged in This effect will disappear as soon as you plug in any equipment 15A 120V 50 60HZK fm yi midiiwiny m REGULATED OUTLETK POWERK BBB D D DDDDE AR 2306 rear view NOTE The three models in the AR Series differ in their nominal AC output voltages Model AR 1215 produces 120 VAC AR 1215J produces either 100 or 120 VAC and AR 2306 produces either 220 230 or 240 VAC drawing 40 to 50 watts total DEFINITIONS VOLTAGE REGULATION The AC line voltage is a number indicating the nominal electrical potential that has been adopted in a region for powering electrical equipment of all kinds In most of North America it is 117 volts AC in Japan 100 volts and in many other countries 220 230 or 240 volts The actual voltage can fall below or rise above this nomi nal level due to br
5. or AR 2306 with a damp cloth only Do not use solvents or abrasive cleaners Never pour any liquid on or into the unit 6 When left unused for a long period of time the power cord of the AR 1215 or AR 2306 should be unplugged from the outlet 7 The AR 1215 or AR 2306 should be serviced by qualified service personnel when a The power supply cord or the plug has been frayed kinked or cut b Objects have fallen or liquid has spilled into the unit c The AR 1215 or AR 2306 has been exposed to rain or other moisture d The AR 1215 or AR 2306 does not appear to operate normally or exhibits a marked change in performance e The AR 1215 or AR 2306 has been dropped or the enclosure damaged 8 The AR 1215 or AR 2306 requires that a safety ground be present for proper operation Any attempt to operate the AR 1215 or AR 2306 without a safety ground is considered improper operation and could invalidate the warranty 9 There are no user serviceable parts in the AR 1215 or AR 2306 Refer servicing to qualified service personnel only NOMINAL OUTPUT VOLTAGES VS INPUT IN REGULATION RANGES Voltage In Regula tion Range Setting NOTE The three models in the AR Series differ in their nominal AC output voltages Model AR 1215 produces 120 VAC Model AR 1215J produces either 100 or 120 VAC Model AR 2306 produces either 220 230 or 240 VAC Where differences exist between models informa tion applicable to
6. the AR 2306 is shown in the text of this manual in brackets FIRST SELECT THE CORRECT VOLT AGE Before using your Voltage Regulator be sure that if there is an output voltage switch on the rear panel just above the cord on Models AR 1215J and AR 2306 only it is correctly set for the AC voltage required by your equipment Each item of equipment that you intend to power with the Voltage Regula tor should have its required voltage indicated on it usually on the rear near the cord If in doubt consult your dealer Furman Voltage Regulators are intended to pro tect sensitive electronic equipment from problems caused by AC line voltage irregularities brownouts or overvoltages that can cause audio tonal changes digital equipment malfunction such as loss of MIDI programs or other data or in extreme cases permanent damage They accept input voltages over a wide AC voltage range see table on page 2 and convert them to a steady stable output at the desired standard voltage plus or minus five ten volts Voltages approximately 10 beyond that range may be converted to usable levels depending on the requirements of the equipment See graphs on the back page The AR 1215 has eight AR 2306 has ten IEC 320 convenience outlets on the rear panel and one on the front panel All are functionally interchangeable The outlets are regulated spike suppressed and fil tered against RFI with a 3 pole filter making the unit
7. warrants its AR 1215 AR 2306 the Product as follows Manufacturer warrants to the original Purchaser of the Product that the Product sold hereunder will be free from defects in material and workmanship for a period of one year from the date of purchase The Purchaser of the product is allowed fifteen days from the date of purchase to complete warranty registra tion by mail or on line at the Furman website If the Product does not conform to this Limited Warranty during the warranty period as herein above speci fied Purchaser shall notify Manufacturer in writing of the claimed defects If the defects are of such type and nature as to be covered by this warranty Manufacturer shall authorize Purchaser to return the Product to the Furman factory or to an authorized Furman repair location Warranty claims should be accompanied by a copy of the original purchase invoice showing the purchase date this is not neces sary if the Warranty Registration was completed ei ther via the mailed in warranty card or on line website registration Shipping charges to the Furman factory or to an authorized repair location must be prepaid by the Purchaser of the product Manufacturer shall at its own expense furnish a replacement Product or at Manufacturer s option repair the defective Product Return shipping charges back to Purchaser will be paid by Manufacturer THE FOREGOING IS IN LIEU OF ALL OTHER WAR RANTIES EXPRESS OR IMPLIED INCLUDING
8. AL 4 Ti Livi Zs Output Volatge i Q ST S o dp r Q e umopynys 96EJJO0A UBIH Input Voltage AR 2306 Output Current Capability D a o Available Output Current ol ol ol R un Input Voltaae Spike Protection Modes Line to neutral neutral to ground line to ground Spike Clamping Voltage AR 1215 AR 1215J Initial turn on at 200V TVSS rating of 400 volts peak at 500 A L N N G L G tested to UL 1449 AR 2306 Initial turn on at 390 volts peak L N 680 volts peak N G L G Response time 1 nanosecond Maximum surge current 6 500 amps Maximum spike energv AR 1215 AR 1215J 80 joules per node 240 joules total AR 2306 130 joules L N 160 joules N G L G 450 joules total Noise attenuation Transverse and common modes 20 dB at 200 kHz rising to gt 40 dB 1 to 100 MHz Dimensions 1 75 H x 19 W x 8 5 D Weight 12 Ibs 5 5 kg FURMAN 160 180 200 220 240 260 280 300 320 140 160 180 200 220 240 260 280 300 3
9. a full function power conditioner The AR 1215 has no controls except an on off switch The AR 1215J and AR 2306 also have an output voltage selector switch Note The AR 1215 and AR 2306 are for use with AC voltage only DC voltages should never be ap plied to them Also they do not change or regulate line frequency The output frequency will always be the same as the incoming frequency MAXIMUM AND MINIMUM LOAD The AR 1215 and AR 1215J can handle loads total ling up to 15 amperes as long as the input voltage is equal to or above 124 volts or 104 volts if using AR 1215J set to 100 volt output For voltages below that level its capacity must be derated at approxi mately 113 milliamperes per volt See graphs on back page As a practical matter therefore to cope successfully with worst case brownout conditions O o A C LINE VOLTAGEK REGULATORK MODEL AR 1215 CO AR 1215 front view EXTI INK VOLTAGHES og REGULATIONK SHUTDOWN g5 980m 101M 1058 1108 1158 120 125 131M 1378 140 1 O 00000000 O o INPUT VOLTAGEK you should plan your total load so that it does not exceed 12 amps or 1400 watts Please note that this refers to the aggregate power requirement of all equipment plugged into the Voltage Regulator not to each individual item The AR 2306 can handle loads totalling up to 6 amperes as long as the input voltage is equal to or above the selected output voltage For voltages below that level its
10. introduced into AC lines by nearby radio transmitters certain kinds of lighting electric motors and others Because noise occurs at higher frequencies than the 50 or 60 Hz AC line it can be effectively reduced through use of low pass filtering EXTREME VOLTAGE PROTECTION The AR Series includes special circuitrv to sense over and under voltages and positivelv shut down the output before possible damage is done See the Specifications on the back page for the exact voltages at which shutdown occurs When the input voltage exceeds the limit the power will cut off It will come back on automaticallv when the overvoltage is removed as long as the voltage has not exceeded 300V all models The red LED labelled EXTREME VOLTAGE SHUTDOWN indicates the shutdown condition The output is also shut down for extremely low input voltages To provide protection against a catastrophic error in AC mains wiring dangerousiv high voltages those over approximatelv 300V will cause an internal fuse to blow but equipment plugged into the Voltage Regulator will not be damaged FUSES AND CIRCUIT BREAKERS There is one fuse and one circuit breaker in the AR Series In the event that the unit appears to be completelv dead neither the Power switch nor any LED s light up unplug the power cord and the load and check the breaker If the circuit breaker is tripped a white button will pop up Push it back in to reset it The purposes of these circuit p
11. ize In particular beware of 10 24 screws which may fit if forced but which will strip the threads To avoid marring the front panel finish use plastic washers under the screw heads DESIGN The AR Series uses a design based on an eight tap toroidal autoformer The toroidal design assures minimal leakage of stray magnetic fields and be cause of its high efficiency a very compact size for its rating The Voltage Regulator s circuitry monitors the incoming line voltage with each cycle comparing it to an extremely precise voltage reference accurate to 0 15 If a voltage fluctuation requires that a different tap be selected the new tap is electronically switched exactly at the zero crossing to avoid dis torting the AC waveform If necessary it can switch taps as often as once each cycle Most commercial voltage regulators using multiple tapped trans formers switch taps at uncontrolled times thereby creating voltage spikes and clicks that can leak into the audio Hysteresis in the switching circuits avoids chatter or unnecessary switching back and forth be tween adjacent taps Unlike those voltage regulators that employ ferro resonant transformers Furman Voltage Regulators are not sensitive to small errors in line frequency making them ideal for use with generators ONE LIMITED WARRANTY Furman Sound Inc having its principal place of business at 1997 South McDowell Blvd Petaluma CA 94954 Manufacturer
12. o read this manual carefully WARNING To reduce the risk of electrical shock do not expose this equipment to rain or moisture Dan gerous high voltages are present inside the enclo sure Do not remove the covers There are no user serviceable parts inside Refer servicing to qualified personnel only The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magni tude to constitute a risk of electric shock IMPORTANT SAFETY INSTRUCTIONS PLEASE READ PRIOR TO INSTALLATION 1 Please read and observe all of the safety and Operating instructions before the AR 1215 or AR 2306 is operated Retain these instructions for future reference 2 The AR 1215 or AR 2306 should not be used near water for ex ample near a bathtub kitchen sink in a wet basement near a swimming pool etc 3 Do not place the AR 1215 or AR 2306 near heat sources such as radiators heat registers stoves or other appliances that produce heat 4 Route the power cord and other cables so that they are not likely to be walked on tripped over or stressed Pay particular attention to condition of cords and cables at plugs and the point where they exit from the AR 1215 or AR 2306 To prevent risk of fire or injury damaged cords and cables should be replaced immedi ately 5 Clean the AR 1215
13. ownouts power cutbacks use of substandard wiring and other causes These devia tions can cause poor performance or a malfunction A regulator is a device which through use of a trans former corrects the voltage deviation bv stepping it up or down so that it is as close as possible to the nominal level SPIKE A pulse of energv on the power line Spikes can have voltages as high as 6000 volts Though thev are usuallv of verv short duration the energv thev contain can be considerable enough to dam age sensitive solid state components in audio and computer equipment Spikes can also foul switch contacts and degrade wiring insulation Thev are an unavoidable component of electric power They are caused unpredictably by electric motors switch ing on or off on the premises or outside utility company maintenance operations nearby lightning strikes and other factors Spikes also called surges or transients are absorbed by special components called MOV s in the AR series to provide safe volt age levels to protect your equipment RFI EMI INTERFERENCE Noise from RFI Radio Frequency Interference or EMI Electro Magnetic Interference involves lower voltages and less energy than is found in spikes but it is continuous rather than transient in nature It is not likely to cause physical damage but it can certainly be annoying producing static in audio circuits snow on video screens or garbled data in computers Noise can be
14. rotection devices are 1 Afast blow 15 amp 6 amp circuit breaker is accessible at the rear panel without removing the unit from the rack This breaker will trip if the units 15 amp 6 amp capacity is exceeded at any time 2 Afast blow 1 4 amp fuse is located inside the unit This fuse will blow if the unit has been connected to a voltage that is above the range of the Extreme Voltage Shutdown circuitry approximately 200 VAC forAR 1215 and AR 1215J approximately 400 VAC for AR 2306 To replace it the unit must be completely discon nected from all power and removed from its rack The six hex head screws and one Phillips head screw holding the top cover must be removed The internal fuse is located in a holder on the printed circuit board Replace the fuse only with the exact same type 1 4 fast blow INPUT VOLTAGE MONITORING The row of ten LEDs at the left of the front panel make up a meter that indicates INPUT VOLTAGE Only one LED will light up at a time There are two red LED s at the endpoints When lit they indicate that the input voltage may be above or below the point where it can be restored to the selected nominal output voltage though it mav still be restored to a us able level but is not high or low enough to cause an extreme voltage shutdown The AR 1215J and AR 2306 which have switchable output voltages also have multiple scales on the Input Voltage meter corresponding to the selected voltage On the AR
15. rrent Rating AR 1215 15 amperes for input voltages of 124V 104V for AR 1215J in 100V mode or higher derate at 113 mA per volt to a minimum of 12 3A AR 2306 6 amperes for input voltages of 228V 238V 248V depending on Output Voltage switch setting or higher derate at 23 mA per volt to a minimum of 4 9A In Regulation Ranges AR 1215 and AR 1215J set to 120V provides regulation 5V from 97V to 141V AR 1215J set to 100V provides regulation 4V from 82V to 115V AR 2306 provides regulation 10V in the following ranges 174 264V 220 mode 181 276V 230 mode 190 288V 240 mode Shutdown Range AR 1215 and AR 1215J set to 120V Below 75V or above 150V AR 1215J set at 100V Below 65V or above 135V AR 2306 Below 146V or above 279V 220 mode Below 152V or above 287V 230 mode Below 158V or above 300V 240 mode Voltmeter Accuracy AR 1215 and AR 1215J set to 120V 5V AR 1215J set to 100V 4V AR 2306 10V Furman Sound Inc e 1997 South McDowell Blvd Petaluma CA 94954 6919 USA Phone 707 763 1010 Fax 707 763 1310 7 Web www furmansound com E mail info furmansound com Made in China AR 1215J set to 100V Output Voltage Functional Range yy Range B 100 110 120 130 140 150 140 Input Voltage AR 1215J Output Current Capabilitv r 90 100 110 120 130 140 150 Input Voltage AR 2306 set to 240V Output Voltage Functional Range gt TA DPPP Range AN
16. t for sale or this limited warranty This Limited Warranty states the entire obli gation of Manufacturer with respect to the Product If any part of this Limited Warranty is determined to be void or illegal the remainder shall remain in full force and effect SERVICE Before returning any equipment for repair please be sure that it is adequately packed and cushioned against damage in shipment and that it is insured We suggest that you save the original packaging and use it to ship the product for servicing Also please enclose a note giving your name address phone number and a description of the problem NOTE All equipment being returned for repair must have a Return Authorization RA Number To get an RA Number please call the Furman Service Depart ment 707 763 1010 ext 120 or 121 between 8 a m and 5 p m U S Pacific Time or fax to 707 763 1310 Please display your RA Number promi nently on the front of all packages Output Volatge Available Output Current AR 1215 Output Voltage MIA Functional Range ie TT Regulation Range Ve iy iid ow ND o u AVAV 4 A A EN i A LLLLLL 70 100 110 120 130 140 150 160 60 70 80 90 Input Voltage UMOPJNUS S EJJOA TA Output Volatge s 8 AR 1215 Output Current Capability TITEL Le TITATT COC ar 90 100 110 120 130 140 150 160 60 70 80 Input Voltage Available Output Current SPECIFICATIONS Output Cu
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