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Table of Contents

Paragraph Title Page

1-1 Description ....................................................................................................... 1-1

General Description .................................................................................. 1-1

Basic Unit Description............................................................................... 1-1

Frequency/Phase Angle Matching System .............................................. 1-2

Voltage Matching Option .......................................................................... 1-2

Dead Bus Closing Option ......................................................................... 1-3

1-2 Specifications ................................................................................................... 1-3
1-3 Style Chart........................................................................................................ 1-4

SECTION 2 THEORY OF OPERATION

2-1 System Theory of Operation............................................................................ 2-1

Basic Unit (Without Options) .................................................................... 2-1

Basic Unit (With Options) ......................................................................... 2-1

2-2 Synchronizer Theory of Operation................................................................... 2-2

Power Supply............................................................................................ 2-2

Basic Unit .................................................................................................. 2-2

Dead Bus Option....................................................................................... 2-3

Frequency/Phase Matching Option .......................................................... 2-3

Voltage Matching Option .......................................................................... 2-3

SECTION 3 CONTROLS, INDICATORS, & JUMPERS

3-1 Controls ............................................................................................................ 3-1
3-2 Indicators.......................................................................................................... 3-1
3-3 Jumpers............................................................................................................ 3-7

SECTION 4 INSTALLATION & OPERATION

4-1 Installation ........................................................................................................ 4-1
4-2 Interconnection................................................................................................. 4-1

Power and Sensing Connections ............................................................. 4-1

Circuit Breaker (SYNC) Connection ......................................................... 4-4

Voltage Regulator and/or Governor "Raise/Lower" Connections ............ 4-4

Summing Point Governor Connection...................................................... 4-4

Summing Point Voltage Regulator Connection........................................ 4-7

4-3 Operation.......................................................................................................... 4-9

Initial Set-up .............................................................................................. 4-9

Pre-Operational Check-Out....................................................................4-10

Operation ................................................................................................4-10

SECTION 5 MAINTENANCE

5-1 Preventive Maintenance .................................................................................. 5-1
5-2 Troubleshooting ............................................................................................... 5-1

SECTION 6 REPLACEMENT PARTS

6-1 General............................................................................................................. 6-1

Courtesy of NationalSwitchgear.com

Содержание 9 1661 00 100

Страница 1: ...INSTRUCTION MANUAL FOR AUTO SYNCHRONIZER Model BE3 25A Part Number 9 1661 00 100 Publication Number 9 1661 00 990 Date February 1985 Revision H June 1999 Courtesy of NationalSwitchgear com ...

Страница 2: ...hland IL It is loaned for confidential use Subject to return on request and with the mutual understanding that it will not be used in any manner detrimental to the interests of Basler Electric Company It is not the intention of this manual to cover all details and variations in equipment nor does it provide data for every possible contingency regarding installation or operation The availability an...

Страница 3: ...on 2 3 d Frequency Phase Matching Option 2 3 e Voltage Matching Option 2 3 SECTION 3 CONTROLS INDICATORS JUMPERS 3 1 Controls 3 1 3 2 Indicators 3 1 3 3 Jumpers 3 7 SECTION 4 INSTALLATION OPERATION 4 1 Installation 4 1 4 2 Interconnection 4 1 a Power and Sensing Connections 4 1 b Circuit Breaker SYNC Connection 4 4 c Voltage Regulator and or Governor Raise Lower Connections 4 4 d Summing Point Gov...

Страница 4: ...or 4 3 4 6 Raise Lower Contact Interconnection 4 4 4 7 Barber Coleman DYN1 Interconnection 4 5 4 8 Barber Coleman ILS Interconnection 4 5 4 9 Woodward 2301 Interconnection 4 6 4 10 Woodward 1712 1724 Interconnection 4 6 4 11 Woodward 2301A Interconnection 4 6 4 12 AMBAC International CU673C Interconnection 4 7 4 13 KR SR F SR E SR H Interconnection 4 7 4 14 SR4A and SR8A Interconnection 4 8 4 15 X...

Страница 5: ...he allowable limit determined by the front panel setting This limit is established by the position of the front panel BREAKER CLOSING ANGLE switch with settings of 5 10 15 and 20 c The difference between the generator and bus voltage is less than the selected voltage difference setting which is continuously adjustable over the range of 5 to 15 of the bus voltage 2 When a jumper is connected across...

Страница 6: ...fference is larger than the output for a 1 Hertz difference b A raise lower output contact signal for use with hydraulic type governors and motor operated controls Contact type correction signals are output as a contact closure When the phase angle is 0 or within the front panel setting for acceptable phase conditions the contacts open and remain open At any phase angle greater than the front pane...

Страница 7: ... disabled by the removal of a terminal strip mounted jumper For this option to function input power must be from the generator or from an external source other than the bus Refer to Table 1 1 for the physical specifications and to Table 1 2 for the electrical specifications Table 1 1 Physical Specifications Storage Temperature 85 F 65 C to 185 F 85 C Operating Temprature 40 F 40 C to 158 F 70 C Sh...

Страница 8: ...10 A resistive 240 Vac 6 A resistive 28 Vac 6 A resistive Summing Point Frequen cy Matching Output Open Breaker Condi tion Option A 10 Vdc to 0 Vdc to provide 3 Hz of Control Option B 4 Vdc to provide 3 Hz of Control Option W 7 Vdc to provide 3 Hz of Control Summing Point Voltage Matching Output Open Breaker Condition Option 1 10 Vdc maximum The model number of the Synchronizer is a combination of...

Страница 9: ...l connect the oncoming generator to the bus b Basic Unit With Options System Theory of Operation 1 Frequency Phase Correction Option a If the output is a summing point type then the frequency correction output signals are at maximum until the generator frequency is corrected to within 3 Hertz of the station bus frequency Once the 3 Hertz limit is reached the output signals become proportional to t...

Страница 10: ...eory of Operation Either the oncoming generator or the bus voltage is fed to the Synchronizer Power Supply The Power Supply steps the voltage down and rectifies it to provide a 12 Vdc and a 12 Vdc output b Basic Unit Theory of Operation 1 Generator and Bus Sensing The oncoming generator and bus voltages are monitored and processed by the Generator Sensing and Bus Sensing Circuits The outputs of th...

Страница 11: ...difference frequency exceeds 3 Hertz these correction signals will be at their maximum level Frequency correction signals are applied to the output circuits when the sensed input voltages bus and generator are above the minimum voltages given in Table 1 1 2 The frequency correction output will either be a raise lower contact for use with motor operated control MOC type governors or a bipolar type ...

Страница 12: ...2 4 Figure 2 2 Synchronizer Block Diagram Courtesy of NationalSwitchgear com ...

Страница 13: ...EAD BUS 10 V 50 V Potentiometer Used to set the dead bus threshold GOV STAB Potentiometer Used to adjust the stability and response time of the governor REG STAB Potentiometer Used to adjust the stability and response time of the voltage regulator OFFSET ADJ Potentiometer Used to adjust the amount of offset voltage required for the AMBAC International CU673C governor The BE3 25A controls are shown...

Страница 14: ...R 2 U 2 3 D E T S I L R L U B240 B120 BC BUS SENSE VOLTS 50 60HZ 50 60HZ VOLTS SENSE GEN GC G120 G240 P240 P120 PC P O W E R VOLTS 50 60HZ R1 R2 D1 D2 RESET 0 75 S DELAY RATING CONTACT SYNC SNC SNO SC 10A AT 120 VAC OR 28 VDC 7 5A AT 220 VAC R Basler Electric Highland Illinois AUTO SYNCHRONIZER MODEL BE3 25A P O W E R OFFSET ADJ BREAKER CLOSING ANGLE 20 10 5 o o o 15 o 15 5 VOLT MATCH INC REG STAB...

Страница 15: ...G120 G240 P240 P120 PC POWER VOLTS 50 60HZ R1 R2 D1 D2 RESET 0 75 S DELAY RATING CONTACT SYNC SNC SNO SC 10A AT 120 VAC OR 28 VDC 7 5A AT 220 VAC R Basler Electric Highland Illinois AUTO SYNCHRONIZER MODEL BE3 25A POWER OFFSET ADJ BREAKER CLOSING ANGLE 20 10 5 o o o 15 o SYNC DEAD BUS STYLE A 2 N RVNC RVNO RVC LVNC LVNO LVC G2 G1 Courtesy of NationalSwitchgear com ...

Страница 16: ...R1 R2 D1 D2 RESET 0 75 S DELAY RATING CONTACT SYNC SNC SNO SC 10A AT 120 VAC OR 28 VDC 7 5A AT 220 VAC R Basler Electric Highland Illinois AUTO SYNCHRONIZER MODEL BE3 25A P O W E R BREAKER CLOSING ANGLE 20 10 5 o o o 15 o SYNC DEAD BUS STYLE B 1 D DB2 DB1 VR4 VR3 VR2 VR1 G1 G2 F W P H ILS C INC REG STAB 10V DEAD BUS 50V REGULATORY POLARITY VOLTAGE REGULATOR GOV STABILITY RANGE Courtesy of National...

Страница 17: ...R1 R2 D1 D2 RESET 0 75 S DELAY RATING CONTACT SYNC SNC SNO SC 10A AT 120 VAC OR 28 VDC 7 5A AT 220 VAC R Basler Electric Highland Illinois AUTO SYNCHRONIZER MODEL BE3 25A POWER BREAKER CLOSING ANGLE 20 10 5 o o o 15 o SYNC DEAD BUS STYLE C 2 D DB2 DB1 RVC LVNC LVNO LVC LFNC LFNO LFC RFNO RFC 10V DEAD BUS 50V RAISE VOLTAGE LOWER VOLTAGE LOWER FREQ RFNC RVNO RVNC RAISE FREQ Courtesy of NationalSwitc...

Страница 18: ...2 D1 D2 RESET 0 75 S DELAY RATING CONTACT SYNC SNC SNO SC 10A AT 120 VAC OR 28 VDC 7 5A AT 220 VAC R Basler Electric Highland Illinois AUTO SYNCHRONIZER MODEL BE3 25A POWER GOV STABILITY RANGE BREAKER CLOSING ANGLE 20 10 5 o o o 15 o INC REG STAB 10V DEAD BUS 50V SYNC DB1 DB2 DEAD BUS VR4 VR3 VR2 VR1 G1 G2 2301A 1712 1724 C 2301 VOLTAGE REGULATOR REGULATOR POLARITY STYLE W 1 D Courtesy of National...

Страница 19: ...cond delay to occur between synchronization and breaker closure enable GOV STABILITY RANGE Jumper Used to select the governor stability range system response time Refer to Figure 3 2 REGULATOR POLARITY Jumper Used to select the Synchronizer polarity output for correct regulator operation DEAD BUS Jumper Used to enable the Dead Bus Option 3 3 JUMPERS NOTE Not all jumpers are required for all styles...

Страница 20: ...ooled and should not be mounted near heat generating equipment or inside of totally enclosed switchgear where the temperature rise could exceed the Synchronizer s operating limit Vertical mounting is recommended to obtain optimum convection cooling Refer to Figure 4 1 for dimensions and mounting holes Figure 4 1 BE3 25A Outline Drawing a Power and Sensing Connections Connect the power and sensing ...

Страница 21: ...4 2 Figure 4 2 Power and Sensing Connection 240 Vac Power From Bus Figure 4 3 Power and Sensing Connection 240 Vac Power From Generator Courtesy of NationalSwitchgear com ...

Страница 22: ...4 3 Figure 4 4 Power and Sensing Connection 120 Vac Power From Bus Figure 4 5 Power and Sensing Connection 120 Vac Power From Generator B E 3 2 5 A Courtesy of NationalSwitchgear com ...

Страница 23: ... WITH PREFIX RF OR LF 2 TERMINALS ARE DESIGNATED WITH PREFIX RV OR LV b Circuit Breaker SYNC Connection Connect the circuit breaker to the BE3 25A as given in Table 4 1 Table 4 1 BE3 25A and Breaker Connections Breaker Input BE3 25A SYNC Output C SC NO SNO NC SNC c Voltage Regulator and or Governor Raise Lower Connections Connect the raise lower contact outputs as shown by Figure 4 6 d Summing Poi...

Страница 24: ...4 5 Figure 4 7 Barber Coleman DYN1 Interconnection Figure 4 8 Barber Coleman ILS Interconnection Courtesy of NationalSwitchgear com ...

Страница 25: ...4 6 Figure 4 9 Woodward 2301 Interconnection Figure 4 10 Woodward 1712 1724 Interconnection Figure 4 11 Woodward 2301A Interconnection Courtesy of NationalSwitchgear com ...

Страница 26: ... CU673C Interconnection Figure 4 13 KR SR F SR E and SR H Interconnection e Summing Point Voltage Regulator Connection Connect the voltage regulator to the BE3 25A as shown by Figures 4 13 through 4 17 Courtesy of NationalSwitchgear com ...

Страница 27: ...4 8 Figure 4 14 SR4A and SR8A Interconnection Figure 4 15 XR2001 XR2002 and XR2003 Interconnection Figure 4 16 SSE and SER CB Interconnection Courtesy of NationalSwitchgear com ...

Страница 28: ...ction is to controlled externally remove the jumper and connect the external control con tacts a switch or 52a contacts across the terminals 3 All Models To enable the 0 75 second delay between synchronization and breaker closure connect an external jumper if not already installed across terminals D1 and D2 To provide instantaneous time between synchronization and breaker closure remove any jumper...

Страница 29: ...us and the generator to the desired level Then adjust the front panel VOLT MATCH potentiometer until the front panel SYNC indicator just goes out 13 Option D Only Decrease the bus voltage to the desired dead bus threshold and then adjust the front panel DEAD BUS 10 V 50 V potentiometer until the front panel SYNC indicator just lights Return the bus voltage to the previous level 14 All Models Shut ...

Страница 30: ...p 2 Verify that input power is of correct value If voltage is not of correct value connect proper level of voltage to Synchro nizer If voltage is of correct value proceed to step 3 Step 3 Replace Synchronizer if the above steps fail to correct the problem 2 No Governor Control Step 1 Check all wiring for proper connections If wiring is not proper reconnect wiring If wiring is proper proceed to ste...

Страница 31: ...ed to step 4 Step 4 Measure Synchronizer output contacts with a meter or measure the Synchronizer Vdc output with a high impedance meter VTVM or DVM with 1M ohm input for summing point output If output is defective replace Synchronizer 4 SYNC Indicator Illuminates But Breaker Does Not Close Step 1 Check position of TEST OPERATE switch Set switch to OPERATE if in TEST position If switch was in OPER...

Страница 32: ...iring is not proper reconnect wiring If wiring is proper proceed to step 2 Step 2 Check that phase angle voltage difference and or slip frequency limits are not being exceeded If limits are being exceeded adjust governor and or voltage regulator If limits are not being exceeded proceed to step 3 Step 3 Replace Synchronizer if the above steps fail to correct the problem Courtesy of NationalSwitchge...

Страница 33: ...ement parts information When ordering parts from Basler Electric Company be sure to specify the sys tem number 9 1661 00 100 reference Basler part number quantity and description Table 6 1 Replacement Parts Basler Reference Part Number Qt Description K1 17311 1 Relay K201 K202 K801 K802 15514 4 Relay K701 17049 1 Relay 9 1661 01 100 1 Printed Circuit Board Specify Style Number when ordering Courte...

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