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Basler BE1-25A Instruction Manual Download Page 17

9146600990 Rev M

BE1-25A General Information 

1-9

Voltage Acceptance Option A2

BUS VOLTAGE UPPER LIMIT 

Maximum threshold adjustable from 100 to 150 Vac.

CONTROL

BUS VOLTAGE LOWER LIMIT

Minimum threshold adjustable from 80 to 120 Vac.

CONTROL

VOLTAGE DIFFERENCE CONTROL

Minimum threshold adjustable from 1 to 10 Vac of generator
voltage. (Generator voltage minus bus voltage)

Weight

8 oz (226.8 kg)

Frequency Matching Option F5

CORRECTION PULSE WIDTH

Adjustable from 0 to 99.9 seconds.

CONTROL

CORRECTION PULSE INTERVAL

Adjustable from 0 to 99.9 seconds.

CONTROL

Weight

6.6 oz (186.0 g) 

Voltage Matching Option V1

Weight

5 oz (140.6)

Voltage Matching Option V2

CORRECTION PULSE WIDTH

Adjustable from 0.1 to 5.0 seconds.

CONTROL

CORRECTION PULSE 

Adjustable from 0.2 to 10.0 seconds.

INTERVAL CONTROL

Weight

7.0 oz (200.0 g)

Voltage Matching Option V3

CORRECTION PULSE WIDTH

Adjustable from 0.1 to 5.0 seconds.

CONTROL

CORRECTION PULSE

Adjustable from 0.2 to 10.0 seconds.

INTERVAL CONTROL

Weight

8.5 oz (240.4 g)

Dead Bus Option D1

VOLTS CONTROL

Adjustable from 10.0 to 40.0 Vac.

Weight

6.6 oz (186.0 g)

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Summary of Contents for BE1-25A

Page 1: ...INSTRUCTION MANUAL FOR AUTO SYNCHRONIZER BE1 25A Publication 9146600990 Revision M 05 08 w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 2: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 3: ...ption Installation Maintenance WARNING To avoid personal injury or equipment damage only qualified personnel should perform the procedures in this manual NOTE Be sure that the BE1 25A is hard wired to...

Page 4: ...ign of all features and options are subject to modification without notice Should further information be required contact Basler Electric BASLER ELECTRIC ROUTE 143 BOX 269 HIGHLAND IL 62249 USA http w...

Page 5: ...holes for attaching the cover H 08 98 Added US patent declaration to the specifications Updated the manual format Made various minor changes to text G 10 97 Revisions made to accommodate changes to f...

Page 6: ...iv BE1 25A Introduction 9146600990 Rev M This page intentionally left blank w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 7: ...ule V3 2 13 Dead Bus Module D1 2 14 SECTION 3 FUNCTIONAL DESCRIPTION 3 1 SYSTEM OPERATION 3 1 INPUT CIRCUITS 3 3 Contact Inputs 3 3 Front Panel Inputs 3 3 Analog Inputs 3 3 MICROPROCESSOR CIRCUITRY 3...

Page 8: ...rification Test 5 12 Dead Bus Module D1 Verification Test 5 13 SECTION 6 MAINTENANCE 6 1 GENERAL 6 1 IN HOUSE REPAIR 6 1 STORAGE 6 1 SECTION 7 RELAY DIFFERENCES 7 1 GENERAL 7 1 PRODUCT DESIGN CHANGES...

Page 9: ...o overall function They are explained in detail in the later sections of this manual A voltage acceptance module may be added to the basic synchronizer to assure that the oncoming generator voltage is...

Page 10: ...tting or the phase angle difference is greater than the calculated advance angle If a dead bus option is included immediate synchronization is enabled if the bus voltage is less than the setting and t...

Page 11: ...r frequency or voltage control options are used their outputs must also be switched to the correct machine governor and voltage regulator 4 The frequency correction pulse width the amount of time a ra...

Page 12: ...nds This is the time required from the closure of the synchronizer output contact to the actual closing of the circuit breaker contacts T CB is preset in synchronizer memory for each different breaker...

Page 13: ...e limit and 2 target correction pulses that automatically forces synchronization whenever an out of phase condition coincides with a near zero slip rate The third pair of digits selects the voltage ma...

Page 14: ...looks like BE1 25A A2 F5 V3 D1 where BE1 25A the model number A2 3 parameter voltage restraint F5 both proportional correction pulse and target pulse capability V3 proportional correction pulse capab...

Page 15: ...5 A at 28 Vdc resistive and 0 5 A at 120 Vdc resistive Tolerances Advance Angle The command for breaker closure occurs within 3 0 of phase coincidence of bus and generator Closure will not occur if th...

Page 16: ...8 Patent No 5761073 UL Listed UL listed per Standard 508 UL File Number E97033 C S A Certification CSA certified per Standard CAN C S A C22 2 Number 14 CE Qualification This product meets or exceeds t...

Page 17: ...9 seconds CONTROL CORRECTION PULSE INTERVAL Adjustable from 0 to 99 9 seconds CONTROL Weight 6 6 oz 186 0 g Voltage Matching Option V1 Weight 5 oz 140 6 Voltage Matching Option V2 CORRECTION PULSE WI...

Page 18: ...1 10 BE1 25A General Information 9146600990 Rev M This page intentionally left blank w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 19: ...he Test Module is in the normal position Figure 2 1 certain jacks serve as monitoring points as described in the following paragraphs Starting from the top the seven pairs of jacks are 1 BUS voltage W...

Page 20: ...2 2 BE1 25A Human Machine Interface 9146600990 Rev M Figure 2 1 Location of Controls and Indicators w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 21: ...9146600990 Rev M BE1 25A Human Machine Interface 2 3 Figure 2 2 Test Module In Test Position w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 22: ...f SETTINGS READINGS chart which describes the use of each register LOAD Used to store data into memory To do so hold the switch in the raised position until the display flashes disappears and reappear...

Page 23: ...0 to 99 9 seconds in 0 1 second increments Refer to Figure 2 3 3 CORRECT INTVL The number in this register represents the raise and lower speed correction pulse interval The pulse interval is settable...

Page 24: ...al voltmeter with a range of 0 to 135 Vac that reads the output voltage of the generator being addressed This register performs a monitoring function only No provision for adjusting the data d ACTIVE...

Page 25: ...ralleling tolerance established by the MAX SLIP setting The breaker close output is inhibited whenever this LED is ON M SYNC LED This LED is in parallel with the coil of the sync output relay When the...

Page 26: ...tage is above the upper limit 2 The LOWER LIMIT control establishes a minimum bus voltage No closure is to be attempted when the bus voltage is below the lower limit 3 The VOLTAGE DIFFERENCE control e...

Page 27: ...hese pulses though fixed in pulse width are sent more often at higher slip frequencies and less often as the slip decreases In this F5 implementation the fixed width pulse is fired inversely proportio...

Page 28: ...se F3 function provides a continuous correction signal until the measured slip is less than the slip setting The F3 function is implemented by setting the correction pulse width to any non zero value...

Page 29: ...ulse width and correction pulse interval are set The proportional correction pulse is determined by the percent of correction required If the slip frequency is greater than four times the maximum slip...

Page 30: ...n the allowable limits of the correction pulse train The contacts of one relay are used to signal the generator to raise speed while the contacts of the other relay are used to signal the generator to...

Page 31: ...Vdc relay energized Voltage Matching Module V3 Option V3 Figure 2 12 is similar to Option V2 in that it initiates corrective pulses that are used to increase or decrease the generator voltage to with...

Page 32: ...the breaker is detected open by initiating a close breaker signal This signal is terminated as soon as the sync acceptor recognizes the breaker as having closed or when 100 milliseconds has passed whi...

Page 33: ...essary to compensate for breaker closure time as well as for operation time of the output relay To do so it utilizes data stored in memory concerning the characteristic closing times of the generator...

Page 34: ...ts to the external world Omitted from the diagram are the internal signals that communicate between the various modules of the system Note that the output relays shown in the lower right corner of the...

Page 35: ...lated into binary notation and strobed into the microprocessor They are GV BV If one of the voltage acceptance options is present this input may be used to monitor a remotely located switch that when...

Page 36: ...in referencing Figure 3 2 the Output Drivers provide the interface required between the logic circuits and the final outputs which are the LED indicators and the output relays The Breaker Close relay...

Page 37: ...9146600990 Rev M BE1 25A Functional Description 3 5 Figure 3 3 Synchronizer Flow Diagram w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 38: ...sired direction that any speed corrective command should have This takes the form of either a raise signal or a lower signal according to the polarity of the error A comparator monitors the VOLTAGE DI...

Page 39: ...signal or a lower signal according to the polarity of the error A comparator monitors the VOLTAGE DIFFERENCE control If the voltage differencebetween the two sides of the breaker V is found to be gre...

Page 40: ...pulse interval wait time will increase to maintain a consistent correction pulse period total of the pulse interval and pulse width Proportional correction is linear between 100 percent four times max...

Page 41: ...age acceptance module is in the system One of these either A1 or A2 must be present in order for module V1 to function An inhibit signal from the A module AINH will disable the V1 output Figure 3 8 Ad...

Page 42: ...panel controls Module V2 Figure 3 9 is controlled by whichever voltage acceptance module A1 or A2 is in the system Either A1 or A2 must be present in order for this module to function An Inhibit signa...

Page 43: ...proportional to the reduced difference between the two voltages A constant current generator Figure 3 10 bottom left outputs a current that is used to charge a capacitor The magnitude of the current...

Page 44: ...below and an undervoltage signal the DEAD BUS indicator is illuminated and the 1 second timer is started If for the ensuing second the 1 second timer continues to receive a qualifying signal from the...

Page 45: ...rth ground using the ground terminal A1 on the rear of the unit When the unit is installed the controls should be protected by the plastic cover supplied This limits access to the control settings DIE...

Page 46: ...4 2 BE1 25A Installation 9146600990 Rev M P0029 18 05 27 05 Figure 4 1 Overall Dimensions w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 47: ...uto Synchronizers can be used on multiple generator systems by simultaneously switching all relevant inputs and outputs from one generator to the next Figure 4 4 is an interconnect diagram for a typic...

Page 48: ...ire attached to the ground terminal on the rear of the relay case When the relay is configured in a system with other protective devices it is recommended to use a separate lead to the ground bus from...

Page 49: ...9146600990 Rev M BE1 25A Installation 4 5 Figure 4 4 Controlling 6 Breakers With One BE1 25A w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 50: ...4 6 BE1 25A Installation 9146600990 Rev M This page intentionally left blank w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 51: ...ng from terminal to frame are not affected by these varistors A one megohm resistor is used in the contact sensing input circuit between the minus supply and the chassis High potential testing on thes...

Page 52: ...generator into view by depressing the FUNCTION switch once MCU display should show 0 in the left most digit and in the right most digit and then depress the increment switch twice to select generator...

Page 53: ...on stands for lockout ON Lof for lockout OFF The setup procedure is complete If you wish to place the relay into service you can park the display at a parameter that you wish to monitor such as ADVANC...

Page 54: ...operating power to the unit by connecting 70 150 Vdc or 90 132 Vac 50 60 hertz to the POWER jacks of the test module The power supply module POWER LED should be ON to indicate that the BE1 25A unit is...

Page 55: ...ule At this time the jacks have the following functions functions are illustrated in Figure 5 2 BUS Apply simulated bus voltage here GEN Apply simulated generator voltage here POWER These jacks are us...

Page 56: ...Each time the SYNC LED turns ON the SIG voltage should be the same as the COM jack voltage At all other times there should be 12 Vdc between these jacks with SIG Note that this monitoring procedure on...

Page 57: ...trol knob to the generator position of choice Set the register of the active breaker to 0 40 seconds Step 8 Using an external synchroscope check that the SYNC LED turns ON at 14 3 and OFF at 0 The bre...

Page 58: ...knob to 3 Step 22 Short out the 52b jacks to induce a closure cycle At closure or sync the length of the negative 12 V pulse at the SIG COM jacks should be 800 5 0 ms Step 23 Repeat step 22 except wh...

Page 59: ...st module into the offset i e test position Step 2 Set the simulated bus voltage and the simulated generator voltage at the voltage sensing inputs to 120 V 60 hertz Rotate the VOLTAGE DIFFERENCE contr...

Page 60: ...enerator undervoltage register 5 90 volts Lockout ON OFF register 6 Lon On the test setup set the following parameters Generator voltage 120 Vac at 59 hertz Bus voltage 120 Vac at 60 hertz GF BF switc...

Page 61: ...s by an amount that exceeds the option A VOLTAGE DIFFERENCE control setting Step 3 Connect an oscilloscope or frequency counter to the jacks on the front panel of the V2 module Observe the following w...

Page 62: ...s option by installing a jumper across the DEAD BUS terminals on the test module Step 3 Complete the setup by providing the following adjustments Set GENerator UnderVoltage Setting 5 to 110 Vac Set bu...

Page 63: ...replacement of individual components may be difficult and should not be attempted unless appropriate equipment and qualified personnel are available When complete boards or assemblies are needed the...

Page 64: ...6 2 BE1 25A Maintenance 9 1 4 6 6 0 0 9 9 0 Rev M This page intentionally left blank w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 65: ...ency matching option The software of revision U BE1 25A relays was changed to Version 5 02 These software changes improved the performance of the F1 and F3 types of frequency correction which are avai...

Page 66: ...7 2 BE1 25A Relay Differences 9146600990 Rev M Figure 7 1 BE1 25A Connection Diagram Serial Numbers 299 and Lower w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 67: ...9146600990 Rev M BE1 25A Relay Differences 7 3 Figure 7 2 BE1 25A Connection Diagram Serial Numbers 300 To 9616001N w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 68: ...y cir cuit The generator and bus frequencies are compared and if the external GF BF switch is closed and the bus frequency is higher the GF BF signal is output to inhibit the sync circuits until the g...

Page 69: ...9146600990 Rev M BE1 25A Relay Differences 7 5 Figure 7 4 Synchronizer Module Relays Serial Number 299 And Lower w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 70: ...is sent to the generator breaker The period of this timer is adjusted by the BREAKER CLOSING TIME control When the timer times out at 0E a reset signal is output to the in sync output gate to remove t...

Page 71: ...of the generator sensing voltage to the level at which synchronization should be inhibited Adjust the UNDERVOLTAGE INHIBIT ADJUST control to the point where the front panel LED just illuminates 4 Set...

Page 72: ...to the one that is present without any option These options are not currently offered because their function was incorporated in the MCU synchronizer module beginning with chassis serial number 300 Fu...

Page 73: ...pin jacks Set the trigger to detect negative going 12 to O V pulses 2 Set the front panel BREAKER SELECT switch to A 3 Adjust the A control on the breaker time equalization option module for the desi...

Page 74: ...to signal the generator to lower its speed The frequency of the correction pulses is identical to the slip frequency while the width of the pulses is governed by the CORRECTION WIDTH PULSE control th...

Page 75: ...oint This option is compatible with the Woodward 2301 1712 1724 and 2301A as well as with the Barber Colman ILS DYNA and Load Commander governors The F4 option Figure 7 12 instead has an OFFSET contro...

Page 76: ...DTH control is output to the gates to change the generator speed slightly to decrease the phase angle The bump pulser signal together with the frequency low or frequency high signal are input to the g...

Page 77: ...tion 1 Connect module F2 or F4 in accordance with Figure 7 15 Figure 7 15 Connection Diagram For F2 and F4 Modules 2 Set the bus and generator sensing voltages to equal values 3 Set the bus and genera...

Page 78: ...justment for the correction signal to match the correction signal to the generator regulator response V4 Functional Description See Figure 7 19 The raise or lower voltage signal is output to the appro...

Page 79: ...9146600990 Rev M BE1 25A Relay Differences 7 15 Figure 7 18 Module V4 Connection Diagram w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 80: ...7 16 BE1 25A Relay Differences 9146600990 Rev M Figure 7 19 Module V4 Block Diagram w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 81: ...requency and the generator frequency GF BF 1 An internal signal that inhibits the breaker closure signal unless the generator frequency is greater than the bus frequency 2 The designation of an extern...

Page 82: ...A 2 BE1 25A Appendix 9146600990 Rev M This page intentionally left blank w w w E l e c t r i c a l P a r t M a n u a l s c o m...

Page 83: ...ROUTE 143 BOX 269 HIGHLAND IL 62249 USA http www basler com info basler com PHONE 1 618 654 2341 FAX 1 618 654 2351 w w w E l e c t r i c a l P a r t M a n u a l s c o m...

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