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thyristor firing circuits

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Abstract: THYRISTOR BRIDGE 4. CONNECTIONS 4.1 Thyristor bridge with a SELE 200 firing unit Fig. 3 shows the circuit , SLJF 700-SERIES 700-SERIES SIX-PULSE THYRISTOR BRIDGE 1 . GENERAL The SLJF 700-series thyristor bridges are , circuits in d.c. machines, but are also used in excitation systems which require great generation of power , thyristor has its own double-sided cooling element, an RC circuit and a fuse. In a six-pulse rectifier a , thyristor. The bridge units can be pulled out of the cubicle to enable maintenance. In addition, a complete ... OCR Scan
datasheet

10 pages,
781.28 Kb

sghf 1000 thyristor firing circuit digital firing circuits GE T900 WESTINGHOUSE dc motor 700-SERIES westinghouse power rectifiers WESTINGHOUSE RECTIFIERS Digital firing unit SELE 1000 thyristor code Westinghouse thyristor 720 WESTINGHOUSE BRIDGE RECTIFIERS sele 1000 IR thyristor manual aei thyristors Westinghouse thyristor stromberg 6 thyristor firing circuit TEXT
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Abstract: capability (e.g. Stacks and Firing circuits). For classification of 'type' filter refer to products family , types, characteristics and features of both Phase Angle and Burst Firing circuits, showing the waveforms , ANGLE FIRING FEATURES In each mains half cycle the duration of thyristor conduction is determined by the , current (maximum) Minimum holding load current RMS input voltage +/- 10% @ 50/60 Hz Repetitive peak , ) 18 10.3 18 10.3 30 -230 400 -5 - Oto 160° - 30 to 160° -99 - 0 to + 70 ... OCR Scan
datasheet

6 pages,
410.2 Kb

burst fire control ic F155-6 stud version triac F175-25A mx 2262 TAG Semiconductor thyristor triac 10a phase angle firing 250UAC Thyristor marking bm 6 thyristor firing circuit TAG thyristor triac burst fire control ic FC11AL2 X10282 phase angle control using IC X10282 thyristor TAG 103 X10282 triac tag f1 X10282 3 phase MCB installation drawing X10282 thyristor st 103 X10282 Thyristor TAG X10282 thyristor TAG 103 X X10282 X10282 X10282 TEXT
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Abstract: applications with appropriate matching current capability (e.g. Stacks and Firing circuits). For classification , Phase Angle controlled thyristor trigger circuits can be considered as sensitive receivers of any , the above, keep the widest possible spacing between phase angle firing controlled circuits and other , be required because of the function of Phase Angle control firing of Power circuits, to reduce the , and Burst Firing circuits, showing the waveforms and probable sources of RFI, are detailed below:- ... OCR Scan
datasheet

5 pages,
306.8 Kb

stud version triac thyristor firing circuit csr power regulator chip UAL CSR 1004A X10229 1504B CSR 604B AVR VOLTAGE REGULATOR 230V phase angle firing 604B United Automation UAL 604A 6 thyristor firing circuit triac tag f1 CSR/604/1004/1504 X10203 TAG thyristor CSR/604/1004/1504 X10203 triac 10a phase angle firing CSR/604/1004/1504 X10203 Thyristor TAG CSR/604/1004/1504 X10203 CSR/604/1004/1504 CSR/604/1004/1504 X10203 X10203 TEXT
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Abstract: with appropriate matching current capability (e.g. Stacks and Firing circuits). For classification of , , rising to maximum at mid-phase angle. High impedance Phase Angle controlled thyristor trigger circuits , firing controlled circuits and other large power carrying conductors. Any high impedance signal/control , control firing of Power circuits, to reduce the RFI to an acceptable level of EMC emission standards , circuit used. The main types, characteristics and features of both Phase Angle and Burst Firing circuits ... United Automation
Original
datasheet

4 pages,
236.04 Kb

F155-6 F155-6A F165-15A FC11AL FC64 L105 phase angle firing X10229 scr firing TAG thyristor thyristor tag a2 Thyristor firing angle control FC11AL2 6 thyristor firing circuit Thyristor TAG scr firing circuit ac regulator thyristor firing circuit thyristor firing method for soft start TEXT
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Abstract: thyristor / triac firing circuits. · Peak pulse voltage rating maximum of 250V. · Insulation tested to 1 , including thyristor / triac firing circuits, signal isolation, line matching, low power switch mode power , applications including thyristor / triac firing circuits. Ca t . No. 611A 611B 611C 611D Ra t i o Ci r c u i t , Units are intended for pulse applications including thyristor / triac firing circuits. · Flexible leads , P.C . Board Mount .C. Turns Primary Primary ET Inter. W Leakage D.C. Cir. Cat. No. Ratio +/- ... Hammond Manufacturing
Original
datasheet

3 pages,
304.49 Kb

611C 600AA 20kV thyristor 600BA 600CA 600PA 602GA TEXT
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Abstract: and tp is its width. Since with thyristor firing circuits the amplitude of the pulse is determined , peak current IM: For the reliable firing of a thyristor the firing pulse, as well as having an , of this capacitance may cause undesired firing of the thyristor. For this reason, transformers with , shown below: In many electronic power applications pulse transformers are generally used for firing , formula gives the relation between their two parameters L S = LS tot al = Ls p + Ls s (3) then ... SEMIKRON
Original
datasheet

6 pages,
113.86 Kb

thyristor firing circuit trigger impulse generator pulse transformer circuit PULSE TRANSFORMER IN TRIGGER CIRCUITS SKPT 25 skPT 27 pulse transformer Pulse Transformers skpt 16 SEMIKRON type designation SKPT25A3 bc 331 thyristor TRIGGER PULSE TRANSFORMER SKPT semikron skpt 25 Thyristor pulse transformer SKPT 11 semikron skpt thyristor st 103 TEXT
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Abstract: the trigger pulse may be terminated at the instant of firing of the thyristor or triac. This may be , Philips Semiconductors Integrated Circuits Product specification General-purpose triggering , pulses for triggering a triac or a thyristor. The flexibility of the circuit makes it suitable for a , Adjustable firing burst repetition time · Adjustable pulse width · Supplied from the mains · Provides supply , Semiconductors Integrated Circuits Product specification General-purpose triggering circuit c o m p a r a ... OCR Scan
datasheet

12 pages,
306.58 Kb

TCA280B TCA280A Triac stabilizer application note rx2 1119 TCA280 1114 triac TEXT
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Abstract: pulse applications including thyristor / triac firing circuits. · Peak pulse voltage rating maximum of , intended for wide band and pulse applications including thyristor / triac firing circuits, signal isolation , including thyristor / triac firing circuits. Part No. 611A 611B 611C 611D Ratio 1:01 1:01 1:01 1:01 Circuit , P.C. Board Mount (601-610 Series) Part No. 601A 601B 601C 601D 601F 602A 602B 602C Turns Ratio +/- 2% 1:01 1:01 1:01 1:01 1:01 1:01:01 1:01:01 1:01:01 Primary Inductance uH (min) 2060 492 219 50 9.5 ... Hammond Manufacturing
Original
datasheet

2 pages,
348.78 Kb

611C 601f 610BB UL94V-O TEXT
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Abstract: state after the trigger current has disappeared during firing. Very often, the firing problems supposedly due to the gate current IG or to the firing time tGT are in reality due to the latching current , , the triac current cannot reach the triac latching current level in the firing mode considered (here the 1st quadrant). Thus firing will not take place and the voltage across the triac increases. For , number of triac control circuits, specially designed to work on inductive loads (see Bibliography, ref. N ... STMicroelectronics
Original
datasheet

13 pages,
85.17 Kb

triac arc welding BTA 600 12 triac TRIAC BTB 12.600 data sheet 12v dc motor by using triac 12,600B thyristor firing circuit power variation circuit for arc welding ic Thyristor firing circuit TLS106-6 firing circuit of triac using diac 220v TRIAC BTA 12 triac arc control AN303 triac diac applications circuit diagram AN303 triacs BTA 06.600 T AN303 TRIAC BTB 16.600 AN303 HOLDING CURRENT TRIAC BTA 12,600B AN303 triac BTA 12-400 AN303 triac firing pulse generating circuit AN303 TRIAC BTB 12.600 AN303 AN303 AN303 TEXT
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Abstract: of firing of the thyristor or triac. This may be achieved by connecting RX1 via a resistor to the , Philips Semiconductors Integrated Circuits Product specification General-purpose triggering , pulses for triggering a triac or a thyristor. The flexibility of the circuit makes it suitable for a , Adjustable firing burst repetition time · Adjustable pulse width ORDERING AND PACKAGE INFORMATION EXTENDED , September 1990 1108 711062b 007=1432 S7b Philips Semiconductors Integrated Circuits Product ... OCR Scan
datasheet

12 pages,
602.66 Kb

triac dc motor control circuits Triac stabilizer application note TCA280B rx2 1116 TEXT
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Archived Files

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after the trigger current has disappeared during firing. Very often, the firing problems supposedly due to the gate current I G or to the firing time t GT are in rea- lity due to the latching current I L . triac latching current level in the firing mode considered (here the 1st quadrant). Thus firing will not control circuits, specially designed to work on induc- tive loads (see bibliography, ref. N 5 1). Example the first quadrant and then not fire if the next firing is to take place in the second quadrant where
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3564-v1.htm
STMicroelectronics 02/04/1999 18.69 Kb HTM 3564-v1.htm
(called « Snubber »). FAVORABLE EFFECT OF AN RC CIRCUIT ON THE FIRING OF A THYRISTOR OR A TRIAC In most state after the trigger current has disappeared during firing. Very often, the firing problems supposedly due to the gate current I G or to the firing time t GT are in rea- lity due to the latching reach the triac latching current level in the firing mode considered (here the 1st quadrant). Thus firing will not take place and the voltage across the triac increases. For triggering to be steady, the
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3564-v3.htm
STMicroelectronics 25/05/2000 20.45 Kb HTM 3564-v3.htm
(called « Snubber »). FAVORABLE EFFECT OF AN RC CIRCUIT ON THE FIRING OF A THYRISTOR OR A TRIAC In most disappeared during firing. Very often, the firing problems supposedly due to the gate current I G or to the firing time t GT are in rea- lity due to the latching current I L . After a definition we will illustrate supply voltage, the triac cur- rent cannot reach the triac latching current level in the firing mode considered (here the 1st quadrant). Thus firing will not take place and the voltage across the triac
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3564.htm
STMicroelectronics 20/10/2000 21.3 Kb HTM 3564.htm
after the trigger current has disappeared during firing. Very often, the firing problems supposedly due to the gate current I G or to the firing time t GT are in rea- lity due to the latching current I L . triac latching current level in the firing mode considered (here the 1st quadrant). Thus firing will not control circuits, specially designed to work on induc- tive loads (see bibliography, ref. N 5 1). Example the first quadrant and then not fire if the next firing is to take place in the second quadrant where
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3564-v2.htm
STMicroelectronics 14/06/1999 18.65 Kb HTM 3564-v2.htm
the positive feedback, the thyristor needs only a very low current for a short time at turn-on (firing , the power Bipolar Junction Transistor (BJT), the Thyristor (Triacs and SCRs), the Gate Turn-off Thyristor (GTO), the Power MOSFET, and the Insulated Gate Bipolar Transistor (IGBT). 2 THE POWER DIODE e) Safe Operating Area c) Current limits V F = V TO + R D . I F P = V TO + I F(AV) + R D . I 2 F(RMS 6.0 7.8 W ON(trans) = 1/2(I + I RM ) . (t d + t IRM ) . V R W OFF(diode) = : tb 0 v . i . dt I
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3729.htm
STMicroelectronics 20/10/2000 28.53 Kb HTM 3729.htm
semiconductors are the Power Diode, the power Bipolar Junction Transistor (BJT), the Thyristor (Triacs and SCRs), the Gate Turn-off Thyristor (GTO), the Power MOSFET, and the Insulated Gate Bipolar Transistor d) Voltage limits b) Circuit symbol e) Safe Operating Area c) Current limits V F = V TO + R D . I F P = V TO + I F(AV) + R D . I 2 F(RMS) d) c) e) a) b) ANODE CATHODE n p 7.8 W ON(trans) = 1/2(I + I RM ) . (t d + t IRM ) . V R W OFF(diode) = : tb 0 v . i .
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3729-v1.htm
STMicroelectronics 25/05/2000 27.39 Kb HTM 3729-v1.htm
through the gate of the thyristor Th which fires. The firing of the thyristor causes an alternating cur- : For the thyristor : P = 1.18 x I T(AV) + 0.035 I 2 T(RMS) For the diode : P = 0.67 x I F(AV) + 0.106 I INTEGRATION DEDICATED THYRISTOR STRUCTURE FOR CAPACITANCE DISCHARGE IGNITION OPERATION HIGH PULSE CURRENT for capaci- tance discharge operation. The main applica- tions are ignitor circuits such as : fuel ignitiors / gas boilers. Th : Thyristor for switching operation. Z : Zener diode to set the threshold
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3617-v1.htm
STMicroelectronics 02/04/1999 7.76 Kb HTM 3617-v1.htm
ignitor circuits such as : fuel ignitiors / gas boilers. Th : Thyristor for switching operation. Z current flows through the gate of the thyristor Th which fires. The firing of the thyristor causes an equations : For the thyristor : P = 1.18 x I T(AV) + 0.035 I 2 T(RMS) For the diode : P = 0.67 x I F(AV) + : MONOLITHIC FIRE LIGHTER FUNCTION INTEGRATION DEDICATED THYRISTOR STRUCTURE FOR CAPACITANCE DISCHARGE FIRE LIGHTER CIRCUIT PACKAGE D : SOT82 V RM 200 = 200 V CIRCUIT NUMBER : 02 = scr + diode + zener +
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3617.htm
STMicroelectronics 20/10/2000 10 Kb HTM 3617.htm
main applica- tions are ignitor circuits such as : fuel ignitiors / gas boilers. Th : Thyristor Th which fires. The firing of the thyristor causes an alternating cur- rent to flow through the SAVING : MONOLITHIC FIRE LIGHTER FUNCTION INTEGRATION DEDICATED THYRISTOR STRUCTURE FOR CAPACITANCE : SOT82 V RM 200 = 200 V CIRCUIT NUMBER : 02 = scr + diode + zener + resistance (gate connected to pin 3) Symbol Parameter Value Unit I TRM Repetitive surge peak on state current for thyristor tp
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3617-v3.htm
STMicroelectronics 25/05/2000 9.54 Kb HTM 3617-v3.htm
through the gate of the thyristor Th which fires. The firing of the thyristor causes an alternating cur- : For the thyristor : P = 1.18 x I T(AV) + 0.035 I 2 T(RMS) For the diode : P = 0.67 x I F(AV) + 0.106 I INTEGRATION DEDICATED THYRISTOR STRUCTURE FOR CAPACITANCE DISCHARGE IGNITION OPERATION HIGH PULSE CURRENT for capaci- tance discharge operation. The main applica- tions are ignitor circuits such as : fuel ignitiors / gas boilers. Th : Thyristor for switching operation. Z : Zener diode to set the threshold
/datasheets/files/stmicroelectronics/stonline/books/ascii/docs/3617-v2.htm
STMicroelectronics 14/06/1999 7.73 Kb HTM 3617-v2.htm