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7

2016.06 / h

Electric Power Generation

Installation and maintenance

R450

A.V.R.

4531 en -

2.3 - SHUNT or separate excitation 

system

With SHUNT excitation, the AVR is powered 

by the main winding (100V to 140V - 

50/60 Hz ) by using X1, X2 on the AVR.

The rotating switch should be in the SHUNT/

AREP position (see 3.2.3).

SHUNT SYSTEM

T1

T2

T3

T4

T5

T6

Va

ris

to

r

5+ 

6- 

T7

T8

T9

T10

T11

T12

    

X2

X1

Field

Armature

STATOR : 6 wires ( T1 to T6)

STATOR : 12 wires ( T1 to T12)

MAIN FIELD

   R450

VOIR NOTICE

SEE NOTICE

VOL
T.     ST

AB.    I EXC 

STAT

.

FUSIBLES / 

FUSES

 

1k

3PH.

S1    S2

50 Hz

60 Hz

EXT FREQ

SETTING

LEDS 

US

C

Install

ation & mai

ntenance manual :

www
.leroy-somer

.com 

380V   220     110     0V        E-       E+      Z2      X1       Z1       X2       

according to voltage

7

LAM

OFF

LAM

ON

ONL
Y FOR

SPECIAL

CONFIG.

KNEE

LAM OFF

65Hz

LAM

OFF

LAM

MODE 2

LAM

MODE 1 

LAM

OFF

LAM

MODE 2

LAM

MODE 1 

50Hz

EXT
.FREQ.

SET
.

60Hz

0

5

6

9

8

1

2

3

4

SERIES

7000
/8000

SERIES

7000
/8000

SERIES

5000
/6000

SERIES

5000
/6000

1 PHASE SENSING

3 PAHASES SENSING

2

3

0

1

RAPIDE

FAST

RAPIDE

FAST

NORMAL

NORMAL

NORMAL

NORMAL

SHUNT / AREP

PMG

2

3

0

1

0

9

8

7

6

5

4 3 2 1

0

3

2

1

0

3

2

1

LSA

 49 / 50

LSA

 46 / 47

LSA

 46 / 47

LSA

 49 / 50

CALL US TODAY 

1-888-POWER-58

REQUEST A QUOTE 

[email protected]

SHOP ONLINE 

www.genpowerusa.com/leroy-somer-avr/

Содержание Leroy Somer R450

Страница 1: ...LAM OFF LAM MODE 2 LAM MODE 1 50Hz EXT FREQ SET 60Hz 0 5 6 9 8 1 2 3 4 SERIES 7000 8000 SERIES 7000 8000 SERIES 5000 6000 SERIES 5000 6000 1 PHASE SENSING 3 PAHASES SENSING 2 3 0 1 RAPIDE FAST RAPIDE FAST NORMAL NORMAL NORMAL NORMAL SHUNT AREP PMG 2 3 0 1 0 9 8 7 6 5 4 3 2 1 0 3 2 1 0 3 2 1 LSA 49 50 LSA 46 47 LSA 46 47 LSA 49 50 A V R R450 Installation and maintenance CALL US TODAY 1 888 POWER 58...

Страница 2: ... or repair operations performed on the AVR should be undertaken by personnel trained in the commissioning servicing and main tenance of electrical and mechanical components When the generator is driven at a frequency less than 28 Hz for more than 30 seconds with an analogic regulator the AC power must be disconnected WARNING This A V R can be incorporated in a machine marked C E This manual is be ...

Страница 3: ...rical characteristics 8 3 2 Configurations 8 3 3 U F and LAM functions 12 3 4 Typical effects of the LAM with a diesel engine with or without a LAM U F only 12 3 5 AVR options 13 4 INSTALLATION COMMISSIONING 14 4 1 Electrical checks on the AVR 14 4 2 Setting up 14 4 3 Electrical faults 17 5 SPARE PARTS 18 5 1 Designation 18 5 2 Technical support service 18 Disposal and recycling instructions CALL ...

Страница 4: ...USIBLES FUSES 1k 3PH S1 S2 50 Hz 60 Hz EXT FREQ SETTING 140 mm LEDS P1 Voltage P2 Stability P3 Excitation Overrun indications Fuses 10A US C Installation maintenance manual www leroy somer com 115 mm 380V 220 110 0V E E Z2 X1 Z1 X2 200 mm Rotating switch Lam and U F Voltage Excitation 4 holes Ø 6 5 mm 175 mm 50 Hz 60 Hz P4 Quad droop 7 LAM OFF LAM ON ONLY FOR SPECIAL CONFIG KNEE LAM OFF 65Hz LAM O...

Страница 5: ...REP SYSTEM Field Armature T1 T2 T3 T4 T5 T6 Varistor 5 6 T7 T8 T9 T10 T11 T12 according to voltage Aux windings 10 Yellow 11 Red 9 Green 12 Black 10 Yellow 11 Red 9 Green 12 Black STATOR 6 wires T1 to T6 STATOR 12 wires T1 to T12 MAIN FIELD R450 VOIR NOTICE SEE NOTICE VOLT STAB I EXC STAT FUSIBLES FUSES 1k 3PH S1 S2 50 Hz 60 Hz EXT FREQ SETTING LEDS US C Installation maintenance manual www leroy s...

Страница 6: ...ld Armature STATOR 6 wires T1 to T6 STATOR 12 wires T1 to T12 MAIN FIELD R450 VOIR NOTICE SEE NOTICE VOLT STAB I EXC STAT FUSIBLES FUSES 1k 3PH S1 S2 50 Hz 60 Hz EXT FREQ SETTING LEDS US C Installation maintenance manual www leroy somer com 380V 220 110 0V E E Z2 X1 Z1 X2 7 LAM OFF LAM ON ONLY FOR SPECIAL CONFIG KNEE LAM OFF 65Hz LAM OFF LAM MODE 2 LAM MODE 1 LAM OFF LAM MODE 2 LAM MODE 1 50Hz EXT...

Страница 7: ...S FUSES 1k 3PH S1 S2 50 Hz 60 Hz EXT FREQ SETTING LEDS US C Installation maintenance manual www leroy somer com 380V 220 110 0V E E Z2 X1 Z1 X2 according to voltage 7 LAM OFF LAM ON ONLY FOR SPECIAL CONFIG KNEE LAM OFF 65Hz LAM OFF LAM MODE 2 LAM MODE 1 LAM OFF LAM MODE 2 LAM MODE 1 50Hz EXT FREQ SET 60Hz 0 5 6 9 8 1 2 3 4 SERIES 7000 8000 SERIES 7000 8000 SERIES 5000 6000 SERIES 5000 6000 1 PHASE...

Страница 8: ...PF 0 8 for 400V applications From 0 to 14 with a PF 0 8 for 240V applications From 0 to 8 for 110V applications with a step up transformer ratio of 4 placed on the voltage reference The potentiometer P4 has a non linear response Then when a 1Asecondary CT is connected the effective range starts from the the second 1 3 of P4 range and in the case of a 5A secondary CT the effective range starts from...

Страница 9: ...n indications One green LED Lights up when the excitation current is below the continuous operation threshold It signals the AVR normal operation Turnsoffwhentheexcitationcurrentceiling used to obtain short circuit operation is reached and when the excitation current is reduced to the shutdown value Flashes when the over excitation counter is decrementing NB After an obvious short circuit the volt...

Страница 10: ...ched the ceiling in 10s with PMG excitation ftays on if Iexc I Shutdown WARNING If the overload protection is activated a voltage drop possibly exceeding 10 of the reference voltage will be observed The AVR does not provide undervoltage protection The customer will need to make sure that their installation is correctly protected against under voltages During load shedding an overvoltage is observe...

Страница 11: ...voltage according to the U F ratio knee point position at 48 Hz or 58Hzaccordingtoselectionofthefrequency by an external contact Pos 9 Change in the voltage according to LAM 1 knee point position at 48 Hz or 58 Hz according to selection of the frequency by an external contact WARNING For Pavers and hydraulic applications select positions 0 50 Hz or 3 60 Hz 3 2 3 Rotating switch excitation type and...

Страница 12: ...one speed variation turbo charged engine To avoid voltage oscillations the trip threshold for the LAM function should be set approximately 2 Hz below the rated frequency LAM UN 0 48 or 58 Hz 0 85 UN Voltage Voltage U f 50 or 60 Hz fC fN ST3 3 3 2 2 Soft voltage recovery function During load impacts the function helps the genset to return to its rated speed faster with a gradual increase in voltage...

Страница 13: ...eration on unbalanced installations unbalance 15 R726 module regulationsystemchanged to 4 function see the maintenance manual and connection diagram PF regulation 2F Equalization of voltages before paralleling 3 F Possibility of coupling to the mains of alternators already running in parallel 4F R729 module same as R726 with additional functions Detection of a diode fault 4 20 mA input Possibility...

Страница 14: ...tion Not set fully anti clockwise Excitation ceiling Factory sealed Voltage quadrature droop operation with C T 0 quadrature droop fully anti clockwise Voltage minimum fully anti clockwise Stability Stability adjustments in standalone operation b Install a D C analogue voltmeter needle dial cal 100 V on terminals F F and an A C voltmeter cal 300 500 or 1000 V on the alternator output terminals c C...

Страница 15: ... the units proportionally By altering the quadrature droop potentiometer P4 match or divide the currents 4 2 2 Max excitation adjustment excitation ceiling In standard setting the potentiometer P3 is in maximum position However for applications requiring an overload protection see 3 2 1 4 the excitation ceiling must be adjusted by using the following procedures inAREPand PMG Method 1 Connect the A...

Страница 16: ...4 2 3 2 R450 AREP PMG field weakening X2 Z1 X1 Z2 E E The exciter is switched off by disconnecting the AVR power supply 1 wire on each auxiliary winding contact rating 16 A 250 V A C Connection is identical for resetting theAVR internal protection If field weakening is used provide field forcing 4 2 3 3 R450 field forcing Applications B Volt Time t Guaranteed voltage build up 12 1A 1 2 s Parallel ...

Страница 17: ...ffective Faulty AVR 1 faulty diode Voltage oscillations Adjust AVR stability potentiometer If no effect try normal fast recovery modes Check the speed possibility of cyclic irregularity Loose connections Faulty AVR Speed too low when on load or U F knee point set too high Voltage correct at no load and too low when on load Run at no load and check the voltage between F and F on the AVR Voltage bet...

Страница 18: ...parts you should indicate the AVR type and code number Address your enquiry to your usual contact Our extensive network of service centres can dispatch the necessary parts without delay To ensure correct operation and the safety of our machines we recommend the use of original manufacturer spare parts In the event of failure to comply with this advice the manufacturer cannot be held responsible fo...

Страница 19: ...tions on products dismounting upon request Waste hazardous materials The following components and materials need a special treatment and need to be separated from the alternator before the recycling process electronic materials found in the terminal box including the Automatic Voltage Regulator 198 Current Transformers 176 interference suppression module 199 and other semi conductors diode Bridge ...

Страница 20: ... 2016 06 h Electric Power Generation Installation and maintenance R450 A V R 4531 en CALL US TODAY 1 888 POWER 58 REQUEST A QUOTE generators genpowerusa com SHOP ONLINE www genpowerusa com leroy somer avr ...

Страница 21: ... 2016 06 h Electric Power Generation Installation and maintenance R450 A V R 4531 en CALL US TODAY 1 888 POWER 58 REQUEST A QUOTE generators genpowerusa com SHOP ONLINE www genpowerusa com leroy somer avr ...

Страница 22: ... 2016 06 h Electric Power Generation Installation and maintenance R450 A V R 4531 en CALL US TODAY 1 888 POWER 58 REQUEST A QUOTE generators genpowerusa com SHOP ONLINE www genpowerusa com leroy somer avr ...

Страница 23: ...upport to electric power generation experts Our field personnel are 100 qualified and fully trained to operate in all environments and on all machine types We know alternators operation inside out providing the best value service to optimize your cost of ownership Where we can help Contact us Americas 1 507 625 4011 Europe International 33 238 609 908 Asia Pacific 65 6263 6334 China 86 591 8837303...

Страница 24: ...www emersonindustrial com www emerson com epg 2016 06 h 4531 en CALL US TODAY 1 888 POWER 58 REQUEST A QUOTE generators genpowerusa com SHOP ONLINE www genpowerusa com leroy somer avr ...

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