SCR-SCRF Series Single & Three Phase Chargers
Contents
1. 231 272 850 386 1350 612 925 420 1500 680 H eat loss in BTU hr is stated for nominal number of cells at float voltage and 10096 dc load current Ui A B B CU W WN NN 1950 885 Ordering Inrormanion Cabinet Dimensions Charger model number X SCR X XXX XXX X 1 or 3 phase input S O mit for unfiltered or add F for filtered 012 024 048 130 or 260 nominal Vdc output 006 to 600 rated Adc output O mit if not required or add E for filtered battery eliminator SCRF units only Nominal input Vac and frequency Hz Number and type of battery cells Rack mounting cabinet is optional for these styles All optional accessories required on charger Represented by EnerSys EnerSys EMEA y P O Box 14145 Brussels Belgium ner Reading PA 19612 4145 Tel 4 32 0 2 247 94 47 05 Power Full Solutions Tel 1 610 208 1991 EnerSys Asia Printed in U S A 1 800 538 3627 Guangdong China 2007 EnerSys All rights reserved Trademarks and logos are the property of EnerSys and its affiliates unless otherwise noted 1 610 372 8613 Tel 86 755 2689 3639 WWW enersys com Publication No US SCR F RS 02 April 2007 Subject to revisions without prior notice E amp O E2. 0 72hr Current Limit Auto Equalize Timer w Float Equalize Indicating Lights Charger is switched to equalize for a set time interval after charger is in current limit for 10 seconds or more Equipped with float reset and equalize override switches AC Fuse Two pole AC fuse for single phase 3 pole AC fuse for 3 phase DC Circuit Breaker Two pole DC breaker is installed with one pole standard fuse 5000 AIC UL Listed 100A Frame 10000 AIC UL Listed 250 amp 400A Frame 14000 AIC UL Listed 600 amp 800A Frame e Optional higher AIC circuit breakers available Forced Load Sharing e Chargers operating in parallel share load to within 2 of output current of each charger High DC Voltage Charger Shutdown contact closure from a high DC voltage alarm activates the shutdown circuit and charger output current goes to zero Filtered Battery Eliminator e Output ripple voltage is 30mVrms or 0 0696 of nominal output voltage whichever is higher without battery connected Input Lightning Arrestors e Provides additional input protection against lightning induced transients ANSI 37 90A Surge Withstand Capability Additional surge protection to meet performance requirements of IEEE 472 SW C specification AC Input Voltmeter and or Ammeter e Front panel 2 accuracy 3 5 inch case 1 3 5 inch case 1 4 5 inch case switchboard or digital Additional O ptional Accessories e Special inp
3. FLOAT EQUALIZE SELECTION TIMER is optional www enersys com CHARGER FAILURE ALARM optional GROUND DETECTION ALARM optional COMMON or SUM MARY ALARM CURRENT SENSE VOLTAGE SENSE amp ADJUSTMENT optional 4 These alarm options are available together as Circuit board See combine alarm status charger monitor on optional I accessories page Publication No US SCR F RS 02 April 2007 TYPICAL SCR SCRF BATTERY CHARGER INTERNAL CONSTRUCTION DETAIL STYLE 1A CABINET CONSTRUCTION E STYLE 1B CABINET CONSTRUCTION 93 52 QU X 205 ge 3 4 k vj 0 0 n iind i oA 7 DC AMMETER DC VOLTMETER AC POWER ON LIGHT EQUALIZE ADJUST LIGHT FLOAT ADJUST POT EQUALIZETIMER optional FLOAT EQUALIZE SWITCH standard DC CIRCUIT BREAKER optional DC FUSE S AC CIRCUIT BREAKER 10 DC SURGE SUPPRESSOR 11 STATUSINDICATING LIGHTS N LS Le 8 N amp SWITCHES optiona 12 POWER ISOLATION TRANSFORMER RECONNECTION TB STYLE 2 CABINET CONSTRUCTION 13 AC SURGE SUPPRESSORS ginig 14 SCR RECTIFIER HEAT SNK ASSEMBLY 15 POLARITY amp BLOCKING DIO DE ASSEMBLIES 16 FILTER CHOKE S 17 BLEEDER RESSTOR 18 FILTER CAP
4. ACITORS 19 ALARM RELAY S optiona 20 ALARM CONTROL MODULES optiona 21 CONTROL MODULE 22 CURRENT LIMIT ADJUST POT 23 INPUT LINE amp GROUND TERMINALS TBI 24 OUTPUT TERMINALS TB2 25 REMOTEALARM TERMINALS TB3 7 8 9 181 LNI LS Lon WWW enersys com 6 Publication No US SCR F RS 02 April 2007 SCR SCRF BATTERY CHARGER OPTIONAL ACCESSORIES Alarm Relays for Remote Indication Available with or without front panel alarm indicating lights Power Failure Alarm Provides alarm state when power fails or AC breaker is open DC Ground Detection Alarms Provides alarm state when a ground fault has occurred at either the or output terminal High Low DC Voltage Alarms Provides high alarm state when battery is being overcharged and low alarm state when battery is near end of discharge Charger Failure Alarm No DC Current Provides alarm state when charger output current is less than 296 of rated output for 30 seconds or more W ill also activate with AC power failure and or DC breaker or fuse open Battery Discharging Alarm Provides alarm state when battery discharge current exceeds the charger recharge current End of Discharge Alarm Provides alarm state when battery has discharged to lowest system voltage limit DC Current Limit Alarm Provides alarm state when charger output current reaches the current limit setting Common Summary Alarm Provid
5. C INPUT INPUT SURGE POW ER ISOLATION SCR DIODE AC INPUT 1 OR 3067 7 7 gt CIRCUIT BREAKER PROTECTION TRANSFORM ER ae RECTIFIER BRIDGE 4 EN I O I zZ i O L LOW REMOTE ALARM SIGNAL AC POWER FAILURE 54 ALARM optional CONTROL POWER I I CHARGER CONTROL TRIGGER gt SHUTDOWN optional 7777 gt er WWW enersys com 4 Publication No US SCR F RS 02 April 2007 Typical SCR SCRF Performance Curves See 10 20 30 40 50 60 70 80 90 100 110 120 0 Load 7 Current limit adjustment Output Regulation Ni Cd Batteries 17 s 88 eases aL a EEEJETETEEHEEEHIESEHTE EEEE E A 40 50 60 70 80 90 100 110 i cud Current limit adjustment One Line Circuit Diagram Conversion Efficiency Single Phase Charger 00 i ee CAG tease d 10 20 30 40 50 60 70 80 90 100 110 120 Load Conversion Efficiency Three Phase Charger 0 70 80 90 100 110 120 REVERSE CURRENT DC OUTPUT ER SECTION OUTPUT FUSE OUTPUT SURGE gt POLARITY J gt J CIRCUIT BREAKER J gt gt REGULATED SCRF only PROTECTION PROTECTION optional PROTECTION DC OUTPUT REMOTE ALARM 515 1 4 REMOTE ALARM SIGNAL REMOTE ALARM SIGNAL
6. Input Circuit Breaker Single Phase Input Two pole 7500 AIC UL Listed 100A Frame Three Phase Input Three pole 7500 AIC UL Recognized 100A Frame Three pole 25000 AIC UL Listed 225A Frame Three pole 30000 AIC UL Listed 400A and 600A Frame DC Output Fuses Two pole fast acting current limiting rectifier type AC and DC Surge Suppressors MOV Type AC Withstand 240Vac or less 1500Vpk 1 2x20 usec pulse Over 240Vac 3000Vpk 1 2x20 usec pulse DC Withstand All DC outputs 4000V pk 2x10 usec pulse Typical internal construction detail showing combined zm status charger monitor option DC Output Ammeter and Voltmeter Front panel 296 accuracy 3 5 inch case Manual Float Equalize Switch Front panel toggle switch Float and Equalize Adjustment Potentiometers Two front panel mounted lockable adjustment potentiometers Current Limit Adjustment Potentiometer Internally mounted with easily accessible adjustment DC Output Blocking Diode e Standard SC R SC RF Series feature prevents battery from discharging back through the filter and rectifier when charger is off due to AC power failure or charger malfunction DC Output Protection Diode Prevents damage to charger and battery due to reversed polarity connections Color C oded Internal Wiring 600 Volt color coded polyvinylchloride PVC wiring is standard T ypical SCR SCRF Serie UN REGULATED A
7. SCR SCRF Series Float Battery Chargers Single Phase Input e Three Phase Input RANGE SUMMARY Power Full Solutions Publication No US SCR F RS 02 April 2007 SCR SCRF Float Battery Chargers SC R SC RF Series of industrial float chargers is designed to automatically control charging rates for a wide variety of battery types and to simultaneously provide full rated output for both continuous and intermittent dc loads The chargers are constant voltage devices with automatic current limiting Voltage regulation and current limiting are controlled by solid state integrated circuitry to assure maximum performance in minimum space The SCR SCRF Series is ideally suited to utility communications and other stationary charger applications Utiltiy amp General Industry Communications amp Computers amp Control Switchgear Telecommunications Systems Engine starting Radio e Uninterruptible power systems Emergency lighting Telemetering Alarm systems Microwave Railroad service Telephone UPS Design Features Component Selection Durable Ease of Access Electronic and electrical components are Front panels are recessed to prevent Internal components and connections are substantially derated to assure long life and accidental damage to meters and controls easily accessible and or removable through a reliability Typical MT BF is100 000 hours Standard cabinets are NEMA 1 e
8. es a single alarm state when any one or all monitored alarm conditions exist on charger Alarm circuits provide one 1 set of dry form C contacts SPDT wired to a terminal strip for customer termination Alarm circuits with two 2 sets of dry form C contacts DPDT are available without indicating lights at additional cost Standard Ep Ae are rated for resistive loads of 1A 120Vac 2 28Vdc 1A 52Vdc 0 1A 130Vdc Auxiliary relays are available for use with alarm circuits when alarm load exceeds the standard contact rating Auxiliary rela contacts are rated for resistive loads of 5A o 120Vac 5A 9 28Vdc 2A 52Vdc 0 5A 130Vdc CASM Combined Alarm Status Monitor The following alarm relays are available combined together on a single board Each relay has one 1 set of isolated dry form C contacts SPDT wired to a terminal strip for customer connection Two 2 sets of form C contacts DPDT are available at additional cost as are one 1 set of latching relays High Low AC Voltage Alarm Relay W ith high and low indicating lights 15 second time delay on alarm auto reset High DC Voltage Alarm Relay W ith indicating light 15 second time delay on alarm auto reset WWW enersys com Low DC Voltage Alarm Relay W ith indicating light 15 second time delay on alarm auto reset Ground Detection Alarm Relay W ith ground detection indicating light and ground detection indicating light 15 seco
9. nclosures of hinged front door that opens approximately minimum Components are selected or heavy gauge phosphatized steel with an 180 degrees for easy serviceability designed to provide a system life expectancy attractive long lasting acrylic enamel finish in excess of 30 years Ease of Installation Easy Troubleshooting Cabinets are floor wall or rack mountable Modular Construction A complete service manual color coded and equipped with knockouts for cable or Control circuits alarm circuits and electrical wiring test point identification and circuit conduit entrance Input output and remote sub assemblies are printed circuit board symbol labeling of internal components alarm connections are wired to easily wired or modularized with plug and socket make troubleshooting easy accessible internal terminal blocks connections for easy serviceability Ease of Adjustment Standard Sub assemblies adjustments are not required utput Control modules and many electrical float voltage equalize voltage current limit sub assemblies are standardized across the and alarm levels are potentiometer entire range of charger sizes This minimizes adjustable spare parts inventory and simplifies maintenance WWW enersys com 2 Publication No US SCR F RS 02 April 2007 Environmental Specifications Electrical Specifications Operating Ambient Temperature 32 F to 122 F 0 C to 50 C without derating Storage Tempera
10. nd time delay on alarm auto reset Charger Failure Alarm Relay W ith indicating light 30 second time delay on alarm auto reset Common Alarm Relay Summar y alarm relay for any one or all alarms on this board Alarm contacts are rated for 05A 120V AC or DC Indicating lights are red LED s front panel mounted A lamp test switch is provided for verifying operation of indicating lights Customer terminal strip Is rated 15A 9 120V AC or DC to accommodate 14AWG maximum wire This option may be ordered without ground detec tion for DC systems that are referenced to ground DC Ground Detection for Local Indication Ground Detection Switch for Front Panel DC Voltmeter Indication Measures voltage from or output terminals to common ground Ground Detection Indicating Lights with Ground Test amp Lamp Test Switch Front panel lamps indicate or output ground fault with switch in ground test position In lamp test position both lights are verified as operational Equalize Timers 0 72hr Manual Equalize Timer w or w o Float Equalize Indicating Lights Replaces float equalize switch C harger automatically switches from equalize to float at end of set time interval 0 72hr Line Failure Auto Equalize Timer w Float Equalize Indicating Lights C harger is switched to equalize for a set time interval after power is interrupted for 10 seconds or more Equipped with float reset and equalize override switches
11. overy 5 0 max of DC voltage setting main tained with step load changes from 2096 to 100 load Recovery to 2 0 of DC voltage setting typically 200msec Recovery to steady state DC voltage setting typically 500msec vershoot of DC voltage setting is not present at turn on due to soft start feature Output Current Limit electronic current limiting circuitry is factory set at 110 of rated output It is continuously adjustable from 90 to 120 of rated load Output Ripple and Electrical N oise Unfiltered SCR Series utput ripple voltage is less than 10 RMS for single phase input SCR units O utput ripple volt age is less than 3 RMS for three phase input SCR units Filtered SC RF Series utput ripple volt age is 30mVrms or less for all SCRF units Electrical voice band noise is less than 32dBrnC using C message weighting network M easured when connected to a battery with 9 Amp H our rating of 4 times the full current rating of the charger Random Parallel Operation e SCR SCRF Series Chargers be random parallel operated with other chargers of similar regulation and current limit characteristics Equal load sharing by two SCR SCRF chargers requires the addition of the forced load sharing option Battery Eliminator Operation e SCR SCRF Series Chargers will operate as DC power supplies without batteries Addition of the Filtered Bat
12. tery Eliminator option will reduce ripple when used as a battery eliminator to the greater of 0 06 or 30mV SCR SCRF Battery Charger DC Output Table Float Adjustment Range VDC Equalize Adjustment Range VDC 11 3 16 24 5 32 48 64 124 150 245 300 VDC Nominal 12 24 10 5 14 5 23 30 46 60 115 140 230 280 48 130 260 ADC Size Cell Available 1 2 6 11 13 22 26 55 62 110 124 60 to 100 50 to 600 50 to 600 25 to 600 16 to 300 Lead Acid Cell Capability 2 No of Cells 3einput Reduced VPC 6 to 100 6 to 100 6 to 100 6 to 50 6 to 25 Ni Cd Cell Capability 3 No of Cells Normal Reduced VPC 8 10 17 20 34 40 86 94 172 188 21 42 98 196 27 63 126 1 discrete Adc sizes offered within the ranges listed above are 6 12 16 20 25 30 35 40 50 60 75 100 125 150 175 200 250 300 400 500 600Adc All sizes are rated at 100 load Some current ratings are not available on certain chargers Consult factory or current price list for exact offerings WWW enersys com Based on Lead Acid Float of 2 15 t0 2 25V Cell and equalize of 2 25 to 2 4V Cell 3 Based on Ni Cd Float of 1 35 to 1 45V Cell and Equalize of 1 50 to 1 60V Cell 3 Publication No US SCR F RS 02 April 2007 SCR SCRF Battery Charger Standard Accessones AC On Indicating Light Green front panel indicator AC
13. ture 40 F to 185 F 40 C to 85 C Operating Altitude 3300 feet 1000 meters above sea level without derating Relative Humidity 5 to 95 without condensation Audible Noise Less than 65dBA at any point 5 feet from any vertical surface of enclosure Typical values measure 55 to 60dBA at 100 load Ventilation Units rated 300A dc output or less are convection cooled via N EMA 1 vent openings in cabinet Units rated 400A dc output or greater have fan assisted convection cooling with overheat audible alarm and remote alarm contacts Automatic charger shutdown due to overheat is optional ELECTRICAL SPECIFICATIONS AC Input Standard transformers are available with taps for nominal voltages as listed below Single Phase Voltages 120 220 240V 47 63Hz 480V 57 63 2 120 208 240V 47 63H z optional Three Phase Voltages 208 240V 57 63 2 380 416V 47 63Hz 480V 57 63Hz Chargers are wired and circuit protected for one nominal input voltage and frequency to be specified at time of order Output Regulation 30 596 of DC voltage setting maintained with input line variations of 12 10 voltage and or 5 frequency 30 596 of DC voltage setting maintained with load variations from no load to full load 1 0 of DC voltage setting maintained against the combined variations of line load and temperature Output Transient Response amp Rec
14. ut voltages and frequencies e Device nameplates e Special paint e Special high interrupting capacity e Fungus proofing tropicalization 4 N EMA 12 cabinets AIC circuit breakers Drip proof cabinet shields Special hypalon internal wiring switchboard type 1 accuracy panel or switchboard meters Alarm buzzer Cabinet heater strips Export packing 7 Publication No US SCR F RS 02 April 2007 Optional Accessones SCR SCRF Battery Charger Heat Loss Size amp Weight Data Table 2avdc 260Vdc Weight approx Ibs kg Weight approx Cabinet Style Weight approx Cabinet Style Weight approx Ibs kg Cabinet Style Ibs kg Cabinet Style Cabinet Style Weight approx Shipping Heat Loss BT U hr Shipping Heat Loss BT U hr Shipping Heat Loss BT U hr Shipping Heat Loss BT U hr Shipping Single Phase Input 1A 1A 1A 1A 1B 1B 1B 1B 1B 680 2 850 2 1130 3 OOo I A 330 150 440 200 T hree Phase Input gt F 210 95 295 116 240 109 275 125 360 163 425 193 480 218 510 550 249 600 272 710 322 780 354 320 145 350 159 460 209 500 227 540 245 600 650 295 750 340 860 390 950 431 U1 c RE co c ee
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