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AVR R250
R250 voltage regulator of a sealed electronic devices, by adjusting the excitation current in order to stabilize the output voltage of the brushless generator.
Technicial specification:
Voltage regulation:around ±0.5%
Voltage supply/sensing range 85 to 139V(50/60Hz)
Rapid response time(500ms) for a transient voltage variation amplitude of ±20%
Voltage regulation:around ±0.5%
Voltage supply/sensing range 85 to 139V(50/60Hz)
Rapid response time(500ms) for a transient voltage variation amplitude of ±20%
lunes, 16 de noviembre de 2015
On 19:52 by Unknown in AVR, Generadores, Oaxaca, Piezas para Generadores, Regulador, Regulador Automático de Voltaje, Venta 8 comments
On 19:40 by Unknown in AVR, Generadores, Oaxaca, Piezas para Generadores, Regulador, Regulador Automático de Voltaje, Venta 1 comment
On 19:14 by Unknown in AVR, Generadores, Oaxaca, Piezas para Generadores, Regulador, Regulador Automático de Voltaje, Venta No comments
SPECIFICATION
Normal AVR supply power, 2 auxiliary windings
(X1, X2, and Z, Z2)
Shunt supply : 150 - 50/60Hz
Rated overload current: 10A, 10s
Electronic built-in (overload, short circuit, and loss of sensing) protection: if excitation current raises over 10 amps for more then 10 seconds, excitation current will drops automatically to about 1A.
To reset AVR protection, generator must be stopped (or by cutting supply voltage to the AVR)
Protection of power inputs by fuses F1
Voltege sensing: 5VA insulated transformer with input volge taps at:
Terminals 0-110V= 95 to 140V
Terminals 0-220 V = 170 to 260 V
Terminals 0-380 V = 340 to 520 V
Output voltage adjustment by using pot P2
Other sensing voltages by using an adapting other transformers
Current sensing (parallel operation) CT 2.5 VA class 1 secondary current xxx/1 (optiona).
Adjustment of quadrature droop with pot P1
Under-speed (U/F) and LAM protection: for knee frequency adjustable use P4.
Excitation over current adjustment use P5: 4.5 to 10A
For 50/60 Hz (U/F) selection use jumper ST3.
SPECIAL APPLICATIONS
Field de- energizing
Cutting excitation current is accomplished by switching off the supply power to AVR (1 lead on each auxiliary winding)
Contacts capacity : 10A. 250V AC
This is the same connection used to reset internal protection of AVR.
On 17:49 by Unknown in AVR, Generadores, Oaxaca, Piezas para Generadores, Regulador, Regulador Automático de Voltaje, Venta No comments
TECHNICAL DATA
Precisione di regolazione: +/-0.5% a regime, per valori di tensione e carico nominali steady state conditions, for rated Voltage and PF
Deriva Termica: +/- variazione di tensione per variazione T amb 50°C
Voltage Drift: of voltage for 50 -3 Tamb change
Tempo di risposta: 1 ciclo (20ms-16.6ms)
Response Time: 1 cycle (20ms- 16.6ms)
Temperatura di esercizio: -30°C / +70°C
Operating Temperature :
Resistenza di campo eccitatrice: 3.5 (min) + 20 (max)
Exciter field resistance:
Dati di ingresso e uscita:
Input/output data:
- Tensione di alimentazione: 170-277V (50/60Hz)
-Supply voltage:
-Potenza di alimentazione: 1000 VA (max)
-Power supply:
-Potenza dissipata: 30 W (max)
-Power dissipated
-Rilievo di tensione trifase: 170-270 / 380- 415 / 440- 480 V
-Voltage sensing: (three or single phase sensing)
-Tensione di uscita (DC): 80V (max, servizio continuo)
-Output voltage (DC):
-Corrente di uscita (CD) 8A (max, servizio continuo)
-Output current (DC): (max, continuous)
-Corrente di uscita (DC): 15A (max, in forzamento 1 minuto)
-Output current (DC): (max 1 minute forcing)
miércoles, 16 de septiembre de 2015
On 17:17 by Unknown in AVR, Generadores, Oaxaca, Piezas para Generadores, Regulador, Regulador Automático de Voltaje, Venta No comments
INTRODUCTION
The AVC63-4 voltage regulator is an encapsulated electronic voltage regulator that controls the output of a brushless AC generator by regulating the current into the exciter field.
SPECIFICATION AVC63-4 REGULATOR
Sensing & power input 190-240 Vac
Burden 500 VA
Output power- continuos 75 Vdc at 3.5 Adc (225w)
Output power - forcing (240 Vac input power) 105 Vdc at 5 Adc (525w)
Regulation 1.0%
Remote voltage adjustment range +/- 10% with 2000 ohm rheostat +/- 5% with 1000 ohm rheostat
Fraquency compensation adjustable
Roll off frequency 54- 61 Hz for 60 Hz 45- 51 Hz for 50 Hz
Operation weight6.5 oz.
Operating temperature -40°C to + 60° C
Storage temperature -65°C to + 85°C
Power dissipation 8 watts maximum
Size 3.94" LX 2.66" W X 2.20:H
Voltage buildup internal provisions forautomatic voltage build up from generator residual voltage as low as 10 Vac
EMI suppression internal electromagnetic interference filter (EMI filter)
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