Elgar 251B Instruction Manual Download | Manualshive

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Summary of Contents for 251B

Page 1: ...uy your excess underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing R...

Page 2: ......

Page 3: ...representatives shall in no circumstance be liable for any direct indirect special penal or consequential loss or damage of any nature resulting from the malfunction of the product Remedies under this...

Page 4: ...acking and Receiving Inspection Rack Mounting Installation Checkout Introduction Controls and Indicators SECTION Ill OPERATION SECTION IV THEORY OF OPERATION Circuit Description Power Supplies Interco...

Page 5: ...ew Front View Model 251 B 501 B Model 251 Band 501 B Block Diagram Output Configurations Vector Diagram Super Stable Quasi Square Wave Interconnections Signal Routing Plug In Connections Model 251 B T...

Page 6: ...odel 2518 is 250VA at the rated output voltages The output transformer of the Model 5018 provides nominal output voltages of 60 115 and 230 VAC that are adjustable between 0 65 0 130 and 0 260 VAC The...

Page 7: ...lock located on the rear of the chassis and the red and white binding posts on the front panel The 0 65VAC range on the Model 501 B requires internal jumpering on TB2 located inside the unit on the up...

Page 8: ...onnecting cable Not provided with the system but necessary to complete it is 2 Elgar 3 phase plug in oscillator This system is connected in a 3 phase phantom wye configuration The output power per pha...

Page 9: ...oscillator The system is connected in a three amplifier 3 phase wye configuration The output power pwer phase is 500 VA at output voltages of 65VAC 130VAC or 260VAC output voltage 1 20 Whenever a stan...

Page 10: ...f DlSTOlmON 5 4 3 2 I 0 100 80 GO 40 OUTPUT VOLTS Figure 1 1 Power Output Derating IZOV NO LOAD IZOV FULL LOAD 100 FREQUENCY HZ I I I I I I 1 000 zo 0 Figure 1 2 Typical Harmonic Distortion at Rated...

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Page 12: ...Inspect the front panel mounted meters and ensure they are not damaged s Remove _the top cover and ensure the circuit board is securely seated on its standoffs and that the five connectors going to i...

Page 13: ...ately of the Model 2518 at worst case is 1000 watts The maximum input power approximately of the Model 5018 at worst case is 1700 watts 2 11 Unless specified the Model 2518 and 5018 will be wired for...

Page 14: ...The Model 251 B and 501 B may be checked out as follows 1 Inspect the plug in oscillator 2 Connect the load to the appropriate terminal of the rear panel power output terminal block See Figures 2 1 a...

Page 15: ...CORD Figure 2 1 Modef2518 Rear View TB30UTPUT RTB Figure 2 2 Model 501 B Rear View 2 4 81...

Page 16: ...a description of the controls on the oscillator plug in module 3 3 CONTROLS AND INDICATORS 3 4 The controls and indicators of Model 251B and 501B is described in Table 3 1 TABLE 3 1 CONTROLS AND INDI...

Page 17: ...OUTPUT VOLTMETER POWER ON SWITCH Cl RCUIT BREAKER M1 OUTPUT VOL CB1 CIRCUIT BREAKER Modei251B ON OFF SWITCH Model 5018 Figure 3 1 Front View 3 2 OUTPUT POWER BINDING POSTS OUTPUT POWER...

Page 18: ...nominal 42VDC supplies Thermal switch 51 shown on heatsink No 1 turns drive signals off to the power amplifier in the event the power amplifier overheats from excessive load or restricted airflow thr...

Page 19: ...I IV J1 4 EXT OSCILLATOR INPUT ELGAR PLUG IN OSCILLATOR R1 AMPLITUDE CONTROL REGULATED FEEDBACK AC FEEDBACK Figure 4 1 Modei251B and 5018 Block Diagram OUTPUT j...

Page 20: ...nd set its output voltage to equal the A phase unit When applicable repeat for C phase power amplifier Some minor adjustments to the A 8 and C phase units will be necessary to initially calibrate the...

Page 21: ...ONS 0 130 VAC 11HASE 0 IJOVAC 2 PHASE L N 0 130VAC 3 PHASE L L OPEN DELTA A l J J B _ A 8 A 8 A c 81 N Cl TANDEM OPERATION IS 2 3 HI LO 0 130 VAC 3 PHASE L N WYE 3 AMPL L fU P U U1 __ _ _ 81 NOTES 1 F...

Page 22: ...llator adaptor Has front panel phone jack and routes signal to power amplifier input Dl P Switch not necessary If present switches 7 8 must be ON connecting pins 14 to 21 and 16 to 12 Model 400B Blank...

Page 23: ...DAP systems Switch must be ON connecting pins 14 to 9 and 16 to 12 400 DPB Blank plug in used in Phase B of multi phase DAP systems Switches must be ON connecting pins 14 to 11 and 16 to 12 400 DPC Bl...

Page 24: ...111 w 0A LO A HI PHASE SOURCE SUPER STABLE SUCH AS 443 01SS A PHASE 0C L O _ _____ SO U RC E __ I 0A LO s o I I I I Figure 4 4 4 7 LO r 0A A PHASE SOURCE 08 LO HI B PHASE SOURCE ___________ 0C 0A A PH...

Page 25: ...AL ROUTING PLUG IN J2 Pwr A m P J2 Pwi Amp Plug ln Osc Module 400DPB Sl GNAL ROUTING PLUG IN Plug In Osc Module J1 Front Panel Control Osc Signal In From A0 Plug in Plug In osc Module 400DPC SIGNAL RO...

Page 26: ...r circuit board accessible by removing the top cover of the unit see Figures S 1 and S 2 The test points are as follows TP1 TP2 TP3 Circuit common AmpIifier output Oscillator signal turret terminal tu...

Page 27: ...ected through the front panel grill while the unit is operation If this does not dislodge the dirt the heatsink must be removed to be cleaned 5 14 TROUBLESHOOTING 5 15 CIRCUIT BREAKER TRIPS If the cir...

Page 28: ...TRANSFORMER T2 Figure 5 1 Model 251 B Top View 5 3...

Page 29: ...Figure 5 2 Model 2518 Bottom View 5 4...

Page 30: ...T2 OUTPUT TRANSFORMER BUS Cl FILTER CAPS C 2 TBl INPUT POWER TB R2 MOUNTED ON TB1 Figure 5 3 T1 INPUT TRANSFORMER Mode 501 B Top View 5 5 81 FAN BUS FILTER CAPS...

Page 31: ...R2 CR1 4 RECTIFIERS Figure 5 4 Model5018 Bottom View 5 6 TB3 OUTPUT POWE A TB C9 10 MOUNTED ON TB3 TB2 OUTPUT POWER CS 8 MOUNTED ON OUTPUT POWER TB INTERNAL T2 OUTPUT TRANSFORMER AMPLIFIER PC ASSEMBLY...

Page 32: ......

Page 33: ...correspond to the schematic designations on the diagrams in Section VII 6 3 SPARE PARTS ELGARELECTRONICS CORPORATION Sales Technical Support 9250 Brown Deer Road SanDiego CA 92121 2294 1 800 733 5427...

Page 34: ...Capacitor 50VDC GE 86F169M 826 153 11 C3 4 OlSuF Capacitor lOOOVAC Centralab DDM153 821 153 10 J1 P1 Cable Assy Elgar 5201012 01 5201012 01 P5 Socket Molex 09 50 3051 856 305 11 R1 4 7 ohm Resistor W...

Page 35: ...PART NUMBER PART NUMBER Binding Post Black Superior BP30B 891 030 00 Binding Post Red Superior BP30R 891 030 02 Binding Post White Superior BP30WT 891 030 09 DSl Lamp 120VAC Eldema BGOl RCS A1C 68 85...

Page 36: ...0 22 ohm Resistor 5W 1 5 Dale CWS 22R 807 R22 05 R5 5 6 ohm Resistor 5W 5 Dale CW5 5 6R 807 5R6 05 R6 7 0 1 ohm Resistor lOW 5 Dale CWl0 0 1 R 808 0Rl 05 Sl Thermostat Elmwood 2450 21 272 861 340 0X...

Page 37: ...1Nt 186RA 645 118 6R CR2 3 Diode Motorola 1N1186A 845 118 6A DS1 Lamp 120VAC Eldema BG02 RCS A1 C 68 854 68K 22 J1 Pl Cable Assy Elgar 5201012 01 520 1012 01 J6 Plug 4 Pin Molex 03 06 1042 856 104 WT...

Page 38: ...R 807 5R6 05 R2 8 0 22 ohm Resistor 5W 1 5 Dale CWS 22R 807 R22 05 R9 22 ohm Resistor WI 5 Stackpole RC20GF220J 802 220 05 501 B HEATSINK j SSY w T nermostat 505100 01 en a Cl 022UF Capacitor 200V I 1...

Page 39: ...pacitor 600Y 10 Centralab CE 821 00 C11 12 13 02uF Capacitor 105Y Centralab DDM203 821 203 00 CR1 Diode IN5242 843 524 2X CR2 9 Diode IN4004 845 400 4X Jl Connector 12 pin Molex 09 72 1121 856 112 12...

Page 40: ...or WI 5 802 682 05 R8 2 61 K Resistor 1 8W I 1 813 261 1F R9 1K Potentiometer Spectrol 70Y102 819 102 30 R10 18 22 68ohm Resistor WI 5 802 680 05 R11 475ohm Resistor 1 8W 1 813 475 0F R14 43ohm Resist...

Page 41: ...shown on schematic diagrams correspond to the reference designators listed in the parts list where exact component values are given 7 3 DIAGRAMS 7 4 The diagrams included in this section are as follow...

Page 42: ......

Page 43: ...00 10 6 J2 PZ I 5 V lO z z 115 V HI 3 5 42V 44 55 t r 42V I I Jihl1 4 UPPER DRIVE I I 1 8 IISV LO Tl L___ _ 4141 UPPER MIT I I 2 izl OUTPUT 313 TI IE RMO L_ J 1 1 1 1 P3 tOW ER C OU ECroR J DWt R 01 V...

Page 44: ...L l J NOTE S INlCS5 OTHCf MIIS SPEC FI D I RESISTOR VlllUES AKE IN OHMS 2 RESISTORS RilE 1 ZW 5 J C IPACITANC IS JN MICP OPARIIDS 4 UNIAARK 0 lJ 00 5 IRE IN4004 IS FACTORY S liXT COMPnNOIT r LRST 15 J...

Page 45: ...FOR lrO UJE O SLEEVE LEADS ON Cl4 SOLDER LEADS TO CRZ Rl8 AS SHOWN ADD CIS BZI 473 CI 01047 fd D CK05 I EA IN PARAI I E L WITI t Rt7 0 5ZOOOO O REV i oi Z 0 I w Cl I Jl O uF I 8 K w 0 012 IDENTIFY WIT...

Page 46: ...TES JUHP RS 5110 o 11 011 Tl32 RE RlR 130V t 2f 1 OP 11 ITION FO C iV OUTI IJTTANI 1 1 O ER TION JOMPElt I 2 3 4 5 1 r 7 8 FOli 130V OOTPUT JUMrER Z 314 S R I I Gl TllR l QB 1 iE 2N434Q I c A 1 FOil v...

Page 47: ...uipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentat...

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