INSTRUCTION MANUAL - ElectricalManuals.net
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1. LIMIT SETTING AV LIMIT SETTING gt ji 3t AND 1 DIFFERENTIAL LIMIT bills INTEGRATOR pos AMPLIFIER pa COMPARATO ei AWN iy 5 ViAVaA gt 0 2 FULL WAVE MIFFERENTIAL LIMIT CIRCUIT 1 2A RECTIFIER AND AMPLIFIER COMPARATOR 516 INTEGRATOR rr Ein RE 0 J 0 75 TARGET FULL WAVE vola O b s lt DIFFERENTIAL LIMIT 1B 4 AMPLIFIER COMPARATOR sile INTEGRATOR gt af ke 2 FULL WAVE L Sollee 5 DIFFERENTIAL gt LIMIT CIRCUIT 2 2B RECTIFIER AND AMPLIFIER COMPARATOR sile INTEGRATOR Lo AWN NE 0 75 TARGET IZ FULLWAVE Yao EM DIFFERENTIAL LIMIT 5 1C RECTIFIER AND AMPLIFIER COMPARATOR 56 INTEGRATOR gt AUX M FULL WAVE rue DIFFERENTIAL LIMIT 2C lt gt RECTIFIER AND AMPLIFIER COMPARATOR 4 C INTEGRATOR i DNC D2817 17 07 14 98 v TO INTERNAL CIRCUITRY POWER DA SUPPLY Nano STATUS agen z SUPPLY x SENSOR Figure 3 1 BE1 60 Function Block Diagram STEP DOWN TRANSFORMERS Voltage received from the power system potential transformers is applied to sen2. IPM 4 6 e RE M A LITE 4 7 SALE 4 7 SECTION 5 e TESTING ML 5 1 OPERATIONAE TEST PROGED UBRE ird bee ode Ret ete ciere te eda 5 1 9170700990 Rev D BE1 60 Introduction V This page intentionally left blank vi BE1 60 Introduction 9170700990 Rev D SECTION 1 GENERAL INFORMATION INTRODUCTION The BE1 60 Voltage Balance Relay provides a high speed response to block other devices from incorrect operation resulting from a blown fuse or other fault in a potential transformer circuit The BE1 60 detects these conditions initiates corrective action and indicates the problem and location Equipment benefiting from BE1 60 protection includes overcurrent relays voltage controlled or voltage restrained types impedance measuring relays synchronizing relays voltage regulators and static excitation systems APPLICATION In the typical application shown in Figure 1 1 a generator is equipped with a static exciter and is protected by voltage controlled or voltage restrained time overcurrent relays and other devices 52 POWER SHUTDOWN POTENTIAL TRANSFORMER CONTACTOR T Bl sle e 515 cae 1 t
3. 55 75 10 32 SCREWS i c MOUNTING PANEL Figure 4 2 51 Case Double Ended Semi Flush Mounting Outline Dimensions Side View BE1 60 Installation 9170700990 Rev D 1 95 6 19 75 49 53 157 2 19 1 1 f 31 10 52 SCREWS 7 9 5 16 18 STUD 4 05 l l 2 PLACES 102 4 25 6 4 Y 1 4 03 102 4 10 32 SCREWS wal 7 9 Y TERMINAL EXTENSION FOR DETAILED INSTRUCTIONS SEE THE TERMINAL PROJECTION belt d s MOI KIT SUPPLIED MOUNTING PANEL 2195 02816 20 55 75 11 19 99 Figure 4 3 S1 Case Double Ended Projection Mounting Outline Dimensions Side View 9170700990 Rev D BE1 60 Installation 4 3 m 2 gi P d P d P d N S K N gt lt v N 2 Z y d S N gt 2 A 7 1 Y 4 z EN gt gt 75 Y Figure 4 4 51 Case Double Ended Projection Mounting Panel Drilling Diagram Rear View 4 4 BE1 60 Installation 9170700990 Rev D 5 69 144 5 2 84 72 1 8 25 8 63 209 6 219 1 4 31 109 5 Y 3T Y 25 6 35
4. energizes during a fault condition In a fault condition the relay coil that energizes corresponds to the circuit that senses the lower of the two voltage levels When the lower of the two voltages increases the voltage difference decreases below the limit setting and the relay coil de energizes after a fixed delay of 0 75 seconds OUTPUT TEST PUSHBUTTONS Two momentary action pushbuttons accessible through the front panel are provided on BE1 60 relays with a style number of X1X A1X XXCXX The output test pushbuttons are useful for testing output relay operation and external control protective system wiring The pushbuttons are operated by inserting a thin non conducting rod through the appropriate front panel opening The lower pushbutton energizes the Circuit 1 output relay s and the upper pushbutton energizes the Circuit 2 output relay s AUXILIARY OUTPUTS Two sets of optional auxiliary outputs are available on the BE1 60 relay One auxiliary output changes state when the Circuit 1 output relay energizes the other auxiliary output changes state when the Circuit 2 output relay energizes Auxiliary outputs may be specified as normally open style X1X A1X XXX1X normally closed style X1X A1X XXX2X or single pole double throw SPDT style X1X A1X XXX3X POWER SUPPLY Operating power for the relay circuitry is supplied by a wide range electrically isolated low burden power supply Power supply operating power is not pola
5. 60 pickup setting is B 10 Assume that a fault causes the sensing potential transformer secondary voltage to dip 996 to 109 2 Vac Characteristically the BE1 51 27R will pickup and start timing when the line current reaches 4 095 Aac instead of 4 5 Aac as determined below 4 5 A 100 9 4 5 A 91 4 095 This will result in the BE1 51 27R producing an undesired trip The trip is undesired because the current pickup level has been inadvertently lowered by the voltage dip seen on the secondary winding of the sensing transformer even though the line voltage has not changed Now assume that the fault causes the sensing potential transformer secondary voltage to dip 1096 to 108 Vac This will cause the BE1 51 27R to pick up and start timing at 4 05 Aac as shown below 4 5 A 100 1096 4 5 A 90 4 05 A However since the voltage dip seen on the secondary winding of the sensing potential transformer meets the 1096 pickup setting of the BE1 60 and the secondary voltage of the power potential transformer has not changed any undesired trip signal from the BE1 51 27R will be blocked by the BE1 60 Circuit 2 output contacts MODEL AND STYLE NUMBER The electrical characteristics and operational features of the BE1 60 relay are defined by the model number and style number The model and style numbers appear on the relay front panel draw out cradle and inside the case The model number 1 60 identifies the relay as a B
6. DIA 03 4 PLACES 77 0 pacc 141 3 01427 02 01 06 03 00000 8 68 220 7 0000 0 00000 Figure 4 6 51 Case Double Ended Projection Mounting Outline Dimensions Hear View 9170700990 Rev D BE1 60 Installation 4 5 5 sure to check the model style number of a relay before connecting and energizing the relay Incorrect wiring may result in damage to the relay Except where noted connections should be made with wire no smaller than 14 AWG Connections for each of the six sensing types are shown in Figure 4 7 Typical output connections are shown in Figure 4 8 Figure 4 7 Sensing Input Connections 4 6 BE1 60 Installation 9170700990 Rev D e e e gt Z Figure 4 8 Typical Output Connections MAINTENANCE BE1 60 relays require no preventative maintenance other than a periodic operational check If the relay fails to function properly contact Technical Sales Support at Basler Electric to coordinate repairs STORAGE This protective relay contains aluminum electrolytic capacitors which generally have a life expectancy in excess of 10 years at storage temperatures less than 40 104 F Typically the life expectancy of a capacitor is cut in half for every 10 C rise in temperature Storage life can be extended if at one year intervals power is applied to the relay for a per
7. ES AND PRECAUTIONS Before installing or operating the relay not the following guidelines and precautions e For proper current operated target operation a minimum current of 200 milliamperes must flow through the output trip circuit e If a wiring insulation test is required remove the connection plugs and withdraw the relay from its case CAUTION When the connection plugs are removed the relay is disconnected from the operating circuit and will not provide system protection Always be sure that external operating monitored conditions are stable before removing a relay for inspection test or service NOTE Be sure that the relay is hard wired to earth ground with no smaller than 12 AWG copper wire attached to the ground terminal on the rear of the case When the relay is configured in a system with other devices it is recommended to use a separate lead to the ground bus from each device MOUNTING Because the relay is of solid state design it may be mounted at any convenient angle Relay case dimension drawings and panel cutting and drilling diagrams are provided in Figures 4 1 through 4 6 9170700990 Rev D BE1 60 Installation 4 1 Figure 4 1 S1 Cover ma 6 19 Outline Dimensions Front View 157 2 75 19 1 SCREWS i i 31 7 9 4 03 102 4 Y 1 IN 4 0 E 102 4 31 7 9 A gu 2 195
8. INSTRUCTION MANUAL FOR VOLTAGE BALANCE RELAY BE1 60 Basler Electric WER Basler Electric Publication 9170700990 Revision D 09 07 INTRODUCTION This instruction manual provides information about the operation and installation of the BE1 60 Voltage Balance Relay To accomplish this the following information is provided e General Information and Specifications Controls and Indicators Functional Description e Installation e Testing WARNING To avoid personal injury or equipment damage only qualified personnel should perform the procedures in this manual NOTE Be sure that the relay is hard wired to earth ground with no smaller than 12 AWG copper wire attached to the ground terminal on the rear of the unit case When the relay is configured in a system with other devices it is recommended to use a separate lead to the ground bus from each unit 9170700990 Rev D BE1 60 Introduction i First Printing 1985 Printed USA 1985 1998 2003 2007 Basler Electric Highland Illinois 62249 USA All Rights Reserved September 2007 CONFIDENTIAL INFORMATION of Basler Electric Highland Illinois USA It is loaned for confidential use subject to return on request and with the mutual understanding that it will not be use
9. POWER INPUT EM sile sle 515 1 2 Y STATIC EXCITER 416 415 o 1 SENSING INPUT TUYA Sle lt gt 51 SENSING POTENTIAL TRANSFORMER 1 51 27 BE1 51 27R GEN eu fe 60 D2817 15 a 07 14 98 Figure 1 1 Typical Application of BE1 60 Relay 9170700990 Rev D BE1 60 General Information 1 1 If a power potential transformer fuse opens the resulting unbalanced condition may cause excessive heating in the power stage of the static exciter This condition would warrant an alarm indication and an orderly shutdown of the unit The BE1 60 Circuit 1 output would accomplish this task and the Circuit 1 target would indicate that an open power potential transformer fuse had initiated the correct shutdown sequence If a sensing potential transformer fuse opens the static exciter with three phase sensing output would increase to maximum in an attempt to restore the sensed voltage to the proper level For this condition the BE1 60 would initiate an emergency shutdown of the unit and issue an alarm The BE1 60 Circuit 2 output would accomplish this task and the Circuit 2 target would indicate that an open sensing potential transformer fuse had initiated the correct shutdown sequence Also since the same potential source provides the control or restraint input to the time overcurrent relays false tripping of the unit may result due to operation of the overcurrent relays This is undesirab
10. asler Electric Class 100 Voltage Balance Relay The style identification chart for the BE1 60 relay is shown in Figure 1 3 Sample Style Number The style number identification chart of Figure 1 3 illustrates how the BE1 60 relay s operating characteristics are determined For example if the style number were D1H A1R COC2F the BE1 60 relay would have the following features D three phase wye to three phase delta sensing input 1 sensing range of 60 to 125 of nominal H two normally closed output relays one per monitored circuit A1 instantaneous timing R operating power derived from 24 Vdc source C two internally operated targets one per circuit 0 no power supply status output C push to test outputs pushbuttons 2 normally closed auxiliary output contacts one per circuit F semi flush case mounting 9170700990 Rev D BE1 60 General Information 1 3 1 4 5 KADIJIXND spo ON s DjeJ 86 71 40 UD paijddns aub Z 1 21824 soyoJado z ON S DJeJ qnoum Jo f noo Jeullea 20 KADIJIXND yndyno 9170700990 Kojeu yndyno 4 noo ul SBDJJOA DULUOU euoN 0 andino snjojs Ajddns Jamod au 10 jo GZL O9 1 yndyno peipoipep si pjeJ jndjno AJDijixno ame uno
11. d in any manner detrimental to the interest of Basler Electric It is not the intention of this manual to cover all details and variations in equipment nor does this manual provide data for every possible contingency regarding installation or operation The availability and design 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 www basler com info basler com PHONE 1 618 654 2341 FAX 1 618 654 2351 ii BE1 60 Introduction 9170700990 Rev D REVISION HISTORY The following information provides a historical summary of the changes made to the BE1 60 instruction manual 9170700990 Revisions are listed in reverse chronological order Manual Revision and Date Change D 09 07 e Added manual part number and revision to all footers e Updated Power Supply Burden data in Section 1 e Updated Output Contact ratings in Section 1 e Updated Target Indicator description in Section 3 C 06 03 e Changed unit of measure for single phase sensing values from V N and V to Vac e Corrected terminal number error in Figure 4 8 e Updated all applicable drawings to show redesigned case cover revised front panel B 07 98 e Deleted reference to service manual 9170700620 e Updated the dielectric test information e Corrected the timing specification e Changed inp
12. e Output contacts are not UL recognized for voltages greater than 250 V GOST R Gost R certified No POCC US ME05 B03391 complies with the relevant standards of Gosstandart of Russia Issued by accredited certification body RU 0001 11ME05 Weight 14 25 Ib 6 46 kg maximum Case Size 1 Refer to Section 4 nstallation for case dimensions 1 6 BE1 60 General Information 9170700990 Rev D SECTION 2 CONTROLS AND INDICATORS INTRODUCTION All BE1 60 controls and indicators are located on the relay front panel The controls and indicators are shown in Figure 2 1 and described in Table 2 1 PUSH TO C ENERGIZE OUTPUT CKT 2 1 ES Basler Electric UE A SWITCH a s c NOMINAL CKT 1 BE1 60 VOLTAGE BALANCE RELAY SAL Style No XXX XXX XXXXX Serial No CKT 2 GO o K so _ Figure 2 1 BE1 60 Controls and Indicators 0018 16 9170700990 Rev D BE1 60 Controls and Indicators 2 1 Table 2 1 1 60 Control Indicator Descriptions Locator Control or Indicator Description A Differential Limit Switch This ten position thumbwheel switch sets the maximum allowable voltage difference between Circuit 1 and Circuit 2 The switch letters A through K excluding 1 correspond to the percent of nominal circuit voltage a
13. e dE 1 6 eec EM 1 6 1 6 OCCIDIT 1 6 SECTION 2 e CONTROLS AND INDICATORS ana nnnn nennen nnne u u u u 2 1 INTRODUGTION zat teretes oct essa t eee Ote tenere ettet 2 1 SECTION FUNCTIONAL DESCRIPTION 3 1 INTRODUCTION t oret ee eire e e 3 1 STEP DOWN TRANSFORMERS Bt e E e acere 3 1 FULL WAVE RECTIFIERS AND INTEGRATORS Nt 3 1 DIFFERENTIAEAMPEIEIERS tette n eee bete eet Senats 3 1 SETTING s icit eot eue e eet 3 2 LIMIT GOMPARA OR Oa ti trace edet ette eti cte ee det e te e e cet 3 2 OU PRUS c 3 2 OUTPUT TEST PUSEBU TTONS 2 ig uit ertt teeth ree e et teet eee ate HR ecd 3 2 AUXILIARY EO RH 3 2 POWER SUPPLY 2222 Ta kona a Dia eite e dte wx Loo pu I Ru ped 3 7 POWER SUPPLY STATUS OUTPUT 3 2 TARGE TINDIGATORS E 3 2 Internally Operated Targets eene enne nnns inten enses nn 3 2 Current Operated 3 2 SECTION 4 INSTALLATION nn nana ananasa u nana uuu uu nana u u 4 1 INTERODUGTION umuy usnu a aS E n E exert saga htec tas 4 1 RELAY OPERATING GUIDELINES AND PRECAUTIONS Nt 4 1 EE 4 1 CONNECTIONS
14. ets or current operated targets 3 2 BE1 60 Functional Description 9170700990 Rev D Internally Operated Targets The relay trip outputs are directly applied to drive the appropriate target indicator Each indicator is illuminated regardless of the current level in the trip circuit Current Operated Targets A current operated target is triggered by closure of the corresponding output contact and the presence of at least 200 milliamperes of current flowing in the trip circuit NOTE Prior to September 2007 BE1 60 target indicators consisted of magnetically latched disc indicators These mechanically latched target indicators have been replaced by the electronically latched LED targets in use today 9170700990 Rev D BE1 60 Functional Description 3 3 This page intentionally left blank 3 4 BE1 60 Functional Description 9170700990 Rev D SECTION 4 e INSTALLATION INTRODUCTION BE1 60 relays are shipped in sturdy cartons to prevent damage during transit Upon receipt of a relay check the model and style number against the requisition and packing list to see that they agree Inspect the relay for shipping damage If there is evidence of damage file a claim with the carrier and notify the regional sales office or Basler Electric If the relay will not be installed immediately place the relay in its original shipping carton and store in a moisture and dust free environment RELAY OPERATING GUIDELIN
15. iod of 30 minutes 9170700990 Rev D BE1 60 Installation 4 7 This page intentionally left blank 4 8 BE1 60 Installation 9170700990 Rev D SECTION 5 TESTING OPERATIONAL TEST PROCEDURE The following procedure verifies operation of the BE1 60 Voltage Balance Relay Stated voltages refer to line to neutral for single phase and wye inputs and line to line for delta inputs Terminal numbers may be found in Section 4 Installation Target indicators if present should operate in conjunction with their corresponding output 1 2 Set the differential limit control to the position Apply 120 Vac 0 196 to Circuit 1 and Circuit 2 inputs After allowing conditions to stabilize both outputs should be in their normal states If present reset the target indicators Slowly increase the Circuit 1A input until the Circuit 2 output changes states Circuit 1A input should be between 125 and 127 Vac Decrease the Circuit 1A input to 120 Vac Circuit 2 output should return to its normal state in approximately 0 75 seconds Reset the target indicator Set the differential limit control to the position Slowly decrease the Circuit 1A input until the Circuit 1 output changes states Circuit 1A input should be between 57 and 63 Vac Increase the Circuit 1A input to 120 Vac Circuit 1 output should return to its normal state in approximately 0 75 seconds Reset the target indicator For units with Sensing Inpu
16. jo 6 2052 aba 51 NOILdO A ddns Jewod uondo pup si uondo usuM V JONVA JIndNI INISNJS euoN 0 lt 4 snoeupiupjsu 1v ysnuu jndino 0 s 39640 ueuw 1 1 ODA 001 19 4 1 ODA 800 40 SOA 021 3JD indui puiuoN SJLON osDud 991u lt 4 ON 20 uno ON 44 HNO ODA OVE isApje d spud l6uis 3 9P OSZ L ON zf ON uno akm 1 sKpje4 OML esbud aeju 9PA 8 s uano 519610 q BE1 60 General Information ON ZE ON 4 espud eeuu 5 isADje4 Figure 1 3 BE1 60 Style Chart sjndjno pojoJodo uonoefoag d 21 01 usng 9 519 40 2 ON 2 esbud eeuu ON 4 sKpjea 4 lt v V 3dAL Ae INdNI 9NISN3S 021 001 JO GZL d 6ununow USnij iwes 4 auoN N 9uoN 8 0 1ddns NOlLdO NOILdO 2 139 1 ON 1300N OOOO LIH iv LJ E escis 1 4 SPECIFICATIONS BE1 60 electrical and physical specifications are listed in the following paragraphs Specifications are subject to change withou
17. le because the overcurrent relay target would give a false indication of the reason for tripping To prevent this the BE1 60 Circuit 2 output would be required to block operation of the overcurrent relays This would be accomplished by opening a normally closed contact from the BE1 60 which is in series with the tripping outputs of the overcurrent relays If the overcurrent functions were voltage controlled and the output current exceeded the relay pickup setting a loss of power potential would allow this overcurrent function to pick up and start timing Without the inhibit from the BE1 60 tripping would result If the overcurrent functions were voltage restrained the loss of restraint potential would increase the sensitivity of the relay 212 times setting and the relay would pick up and start timing Without the inhibit from the BE1 60 tripping would result SETTING THE RELAY When setting the relay consideration should be given to the maximum voltage excursions permitted for normal operating conditions For example if the power potential transformer output varies 596 from machine no load to machine full load the setting must accommodate this fluctuation Also note that since both BE1 60 inputs Circuit 1 and Circuit 2 are monitoring essentially the same voltage BE1 60 tripping will not occur for system faults BE1 60 relays with sensing input type E single phase to three phase wye or F single phase to three phase delta ap
18. ply the three phase input to an internal Scott T connected transformer This transformer produces a single phase voltage that is proportional to the average of the three phase voltages shown in Figure 1 2 This decreases the relay s sensitivity as illustrated by the following example CIRCUIT 1 2 INPUT v p C V Z Vost Vas AV 3 JE D2817 19 07 17 98 Figure 1 2 Internal Voltage Sensing and Measurement for Sensing Types E and F Setting Example for Sensing Input Types E and F If a fuse blows in phase C of Circuit 2 an apparent difference of 40 volts is produced within the relay 120 120 120 0 E9292 1 2 BE1 60 General Information 9170700990 Rev D Since Circuit 1 is nominally rated at 120 Vac the three phase voltages of Circuit 2 are defined as line to neutral for a type E wye input or line to line for a type F delta input This apparent voltage difference is not sufficient to produce a response if the pickup setting is G H J or K since these settings represent voltage differences of 42 48 54 and 60 volts respectively Therefore it is recommended that the lower pickup settings be used for relays with sensing input styles E or F OPERATIVE EXAMPLE The following example details the effect that the BE1 60 would have on the system shown in Figure 1 1 Given Potential transformer secondary voltages are 120 Vac BE1 51 27R pickup setting is 4 5 Aac BE1
19. rity sensitive The front panel power LED and power supply status output indicate when the power supply is operating Power supply specifications are listed in Table 1 1 POWER SUPPLY STATUS OUTPUT When the relay power supply is operating normally the optional power supply status relay energizes and opens the normally closed power supply status contacts If the power supply output falls below the proper level or if operating power is removed from the relay the power supply status relay de energizes and the power supply status output contacts close When the relay is equipped with a power supply status output style X1X A1X X1XXX and auxiliary outputs style X1X 1 XXX1X X1X A1X XXX2X or X1X A1X SSS3X the Circuit 2 auxiliary output contacts are dedicated as the power supply status output The Circuit 1 auxiliary output contacts will operate when the Circuit 1 or Circuit 2 main output contacts operate TARGET INDICATORS Target indicators are optional components selected when a relay is ordered The electronically latched and reset targets consist of red LED indicators located on the relay front panel A latched target is reset by operating the target reset switch on the front panel If relay operating power is lost any illuminated latched targets are extinguished When relay operating power is restored the previously latched targets are restored to their latched state A relay can be equipped with either internally operated targ
20. s indicated by the chart on the front panel The Differential Limit Switch can be adjusted from 5 to 5096 of nominal in 596 increments Target Indicators optional The BE1 60 may be equipped with two electronically latching red indicators one for Circuit 1 and one for Circuit 2 When a fault occurs on Circuit 1 or Circuit 2 and the appropriate relay output changes state the corresponding target indicator illuminates Target indicators are manually reset by operating the target reset switch locator D Output Test Pushbutton optional The BE1 60 may be equipped with two pushbuttons Circuit 1 and Circuit 2 that can be used to verify operation of the relay output contacts The momentary action pushbuttons are re cessed behind the front panel and are operated by inserting a slender non conducting rod through one of the two panel openings Target Reset Switch optional The target reset switch is provided on BE1 60 relays equipped with target indicators Power Indicator This LED light emitting diode lights to indicate that the relay power supply is operating 2 2 BE1 60 Controls and Indicators 9170700990 Rev D SECTION 3 e FUNCTIONAL DESCRIPTION INTRODUCTION BE1 60 Voltage Balance Relay functions and operating features are illustrated in Figure 3 1 and described in the following paragraphs
21. sing transformers within the BE1 60 relay The voltage is stepped down to appropriate levels and supplied to full wave rectifier circuits within the relay FULL WAVE RECTIFIERS AND INTEGRATORS Outputs from the step down transformers are full wave rectified and then integrated The integrator circuits establish a dc voltage that represents the magnitude of the associated sensing input DIFFERENTIAL AMPLIFIERS The representative dc voltage from each integrator is applied to a pair of differential amplifiers Each differential amplifier pair is dedicated to a particular phase of the monitored system The pair determines which monitored circuit has the lower voltage for that phase and the difference in magnitude For example if phase A of Circuit 1 is lower than phase A of Circuit 2 then V Vin V 9170700990 Rev D BE1 60 Functional Description 3 1 LIMIT SETTING The limit setting is controlled by the ten position front panel Differential Limit Switch The limit setting circuit establishes a reference voltage that represents the maximum permissible voltage difference LIMIT COMPARATORS Reference voltage established by the limit setting circuit is compared to the output of each differential amplifier When the limit is exceeded by the voltage difference a limit comparator generates a trip command signal V gt limit setting OUTPUTS Limit comparator outputs are ORed so that the appropriate output relay coil
22. t Types B C or D repeat steps 3 through 7 accordingly for phase B and C inputs For units with push to energize outputs actuate pushbuttons Observe output contacts 9170700990 Rev D BE1 60 Testing 5 1 This page intentionally left blank 5 2 BE1 60 Testing 9170700990 Rev D Basler Electric 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
23. t notice Sensing Frequency Nominal 60 Hz Range 45 to 65 Hz Burden 1 VA per phase maximum Voltage Nominal Rating 3 Phase Wye 208 V 3 Phase Delta 120 V 1 Phase 120 Vac Range 60 to 12596 of nominal Maximum Continuous 16096 of nominal Pickup Range 5 to 5096 of nominal Accuracy 1 V or 5 of setting whichever is greater Increment 596 Dropout 90 of pickup or greater Timing 150 milliseconds or less for voltage differences greater than three times the setting Power Supply The five power supply types available for the BE1 60 are summarized in Table 1 1 Table 1 1 Power Supply Types and Specifications Input Voltage Burden at Type Nominal Range Nominal O mid range 48 Vdc 24 to 150 Vdc 11W P mid range 125 24 to 150 Vdc 14W 120 Vac 90 to 132 Vac 11 2 VA R low range 24 12to 32 Vdc 1 2W S mid range 48 Vdc 24 to 150 Vdc 11W 125 24 to 150 Vdc 14W T highrrange 250 Vdc 62 to 280 Vdc 1 6 W 240 Vac 90 to 270 Vac 18 8 VA The type R power supply initially requires 14 Vdc to begin operating Once operating the voltage may be reduced and operation will continue Target Indicators Targets may be specified as either internally operated or current operated by a minimum of 0 2 amperes through the output trip circuit When current operated the output circuit must be limited to 30 amperes for 0 2 seconds 7 amperes for 2 minutes and 3 amperes continuo
24. usly 9170700990 Rev D BE1 60 General Information 1 5 Outputs Resistive Ratings 120 Vac Make break and carry 7 Aac continuously 250 Vdc Make and carry 30 Adc for 0 2 s carry 7 Adc continuously and break 0 3 Adc 500 Vdc Make and carry 15 Adc for 0 2 s carry 7 Adc continuously and break 0 3 Adc Inductive Ratings 120 Vac 125 Vdc 250 Break 0 3 A L R 0 04 Shock Withstands 15 G in each of three mutually perpendicular planes Vibration Withstands 2 G in each of three mutually perpendicular axes swept over the range of 10 to 500 Hz for a total of six sweeps 15 minutes each sweep Dielectric Strength Complies with IEC 60255 5 and IEEE C37 90 one minute dielectric high potential tests as follows All circuits to ground 2121 Vdc Input to output circuits 1500 Vac or 2121 Vdc Surge Withstand Capability Qualified to IEEE C37 90 transient immunity and radiated susceptibility IEC 60255 5 impulse requirements and IEC60255 5 6 surge requirements Radio Frequency Interference Type tested using a 5 W hand held transceiver in the ranges of 144 and 440 MHz with the antenna placed within 6 inches 152 millimeters of the relay Fast Transient Qualified to IEEE C37 90 Impulse Qualified to IEC 60255 5 Temperature Operating 40 C to 70 C 40 F to 158 F Storage 65 C to 100 C 85 F to 212 F UL Recognition Recognized per Standard 508 UL file number E97033 Not
25. ut voltage range and burden data in Table 1 1 e Corrected style chart e Added power supply information to Section 3 e Updated the style of the manual 9170700990 Rev D BE1 60 Introduction iii This page intentionally left blank BE1 60 Introduction 9170700990 Rev D 5 SECTION 1 e GENERAL INFORMATION nana 1 1 PURPOSE tts AL vectus ELE o d LLL ER CDU 1 1 APPLICATION zr ma iya m ttt aiv te i oe bete feet MICI 1 1 SETTING THE REEA Yai et eae dr E ertet ET o Lote 1 2 Setting Example for Sensing Input Types E and Fe 1 2 MODELAND S TYLE NUMBER eee eee e e eade E ed d He 1 3 Style Number Example ice eee eei taie el E rer tale 1 8 SPECIFIGATIONS iti tee rd Peeters 1 3 SENSING NE AM EN 1 5 RICE 1 5 Dropout EE 1 5 TID 1 5 Power Supply ai etie UT ted eoe pet ete iios a 1 5 Target Indicators ete tte atti ud eR eoi C ee 1 5 CUTOUTS nim onte e eG HER POR HI ad foie TUB 1 6 T P T 1 6 1 6 Di lectric Strength eaea iah 1 6 Surge Withstand Capability 3 1 6 Radio Frequency Interference RF enne nennen nnns tenens 1 6 Fast TANEN enia A put dai telis utu 1 6 Impulse n iiit trente tutela funda ect 1 6 Tt 1 6 UL Recoghitioni s t tei tendente eut eee e
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