Basler BE3-GPR User manual

Brand: Basler

Model: BE3-GPR

Type: User manual

INSTRUCTION MANUAL

FOR

GENERATOR PROTECTIVE RELAY

BE3-GPR

SYNC-CHECK REV-PWRUNDER OVER

VOLTAGE CURRENT FREQUENCY TIME-DELAYDELTAANGLE RESETTRIP

VOLTS

AMPS

WATTS

HERTZ

SECONDS

DEGREES

OFF

PHASE REACTIVE GND-FAULT DEAD-BUS

35343326 3191113 16763

3736 38 39 40 41 42 43 51504948474644 45 59585756555452 53 67666564636260 61 68 69 70

BE3-GPR

Generator

Protective

Relay

Select

Lower

Raise

Sync

24 81210 18 20 2422 321

Basler

Publication: 9 2782 00 990

Revision: F 01/2000

Introduction i

INTRODUCTION

This manual provides information concerning the operation and installation of BE3-GPR

Generator Protective Relays. To accomplish this, the following is provided.

•

Specifications

•

Functional Description

•

Mounting Information

•

Communications

•

Testing Procedures

WARNING

TO AVOID PERSONAL INJURY OR EQUIPMENT DAMAGE, ONLY

QUALIFIED PERSONNEL SHOULD PERFORM THE PROCEDURES

PRESENTED IN THIS MANUAL.

ii Introduction

First Printing: October 1996

Printed in USA

January 2000

CONFIDENTIAL INFORMATION

OF BASLER ELECTRIC COMPANY, HIGHLAND, 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 INTEREST OF BASLER ELECTRIC COMPANY.

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 Company, Highland, Illinois.

BASLER ELECTRIC

ROUTE 143, BOX 269

HIGHLAND, IL 62249 USA

http://www.basler.com, [email protected]

PHONE 618-654-2341 FAX 618-654-2351

Introduction iii

CONTENTS

SECTION 1 GENERAL INFORMATION..........................................................................1-1

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

Capabilities...................................................................................................1-1

Basic Stand-Alone Generator Version...................................................1-1

Basic Paralleled Generator Version.......................................................1-1

Optional Protective Functions................................................................1-1

Control Enables......................................................................................1-1

Watchdog Timer.....................................................................................1-1

Indicators ...............................................................................................1-2

Communications ....................................................................................1-2

Outputs.........................................................................................................1-2

Contact Ratings .....................................................................................1-2

Specifications ...............................................................................................1-2

Style Chart....................................................................................................1-6

Timing Overcurrent Characteristic Curves...................................................1-7

SECTION 2 HUMAN-MACHINE INTERFACE (CONTROLS AND INDICATORS)..........2-1

Front Panel Display......................................................................................2-1

Panel Connections .......................................................................................2-2

SECTION 3 FUNCTIONAL DESCRIPTION.....................................................................3-1

General ........................................................................................................3-1

Functional Description..................................................................................3-1

Switching Power Supply.........................................................................3-1

Voltage Sensing And Conditioning.........................................................3-2

Frequency Sensing................................................................................3-2

Current Sensing And Conditioning.........................................................3-2

Control (Pushbutton) Inputs...................................................................3-2

Hardware (Jumper) Inputs.....................................................................3-2

Analog To Digital Converter...................................................................3-2

Microprocessor ......................................................................................3-2

Output Relays ........................................................................................3-4

RS-232 Channel.....................................................................................3-4

LCD Display...........................................................................................3-4

Timing Functions....................................................................................3-4

Software .......................................................................................................3-4

Power-Up Initialization ...........................................................................3-4

Relay Setup And Configuration..............................................................3-5

Remote RS232 Communications And Support ..........................................3-13

Logon...................................................................................................3-13

Logoff...................................................................................................3-13

Programming........................................................................................3-13

Default Settings....................................................................................3-16

Optional Communications Software.....................................................3-16

Hardware Jumper Inputs............................................................................3-17

Program Enable...................................................................................3-17

Fail-Safe Enable...................................................................................3-17

Output Disable .....................................................................................3-17

Trip Reset ............................................................................................3-17

iv Introduction

CONTENTS - Continued

SECTION 4 INSTALLATION...................................................................................................4-1

General................................................................................................................4-1

Mounting..............................................................................................................4-1

Overall Dimensions and Hole Locations (Surface Mounting)..............................4-1

Overall Dimensions and Hole Locations (Semi-Flush Mounting)........................4-2

Connections.........................................................................................................4-3

General .........................................................................................................4-3

Communications Link....................................................................................4-3

RS-232 Serial Communications Cable Connections.....................................4-3

System..........................................................................................................4-4

Connections For Three-Phase Rotations......................................................4-4

BE3-GPR, NGF, Inputs And Outputs ..................................................................4-5

BE3-GPR, TOC, Inputs And Outputs ..................................................................4-6

BE3-GPR Typical DC Control Circuit ..................................................................4-6

BE3-GPR (NGF) S-2 With Single-Phase, Line-To-Line Sensing and Conditioning,

and 5A CT.....................................................................................................4-7

BE3-GPR (NGF) S-2 With Three-Phase, Line-To-Line Sensing and 1A CT.......4-8

BE3-GPR (NGF) P-2 With Single-Phase, Line-To-Line Sensing and Conditioning,

and 5A CTs...................................................................................................4-9

BE3-GPR (NGF) P-2 With Three-Phase, Three Wire, Line-To-Line Sensing and

5A CTs........................................................................................................4-10

BE3-GPR (NGF) P-2 With Three-Phase, Four Wire, Line-To-Neutral Sensing and

Conditioning, and 5A CTs...........................................................................4-11

BE3-GPR (TOC) S-1 With Single-Phase, Line-To-Line Sensing and Conditioning,

and 5A CT...................................................................................................4-12

BE3-GPR (TOC) S-1 With Three-Phase, Line-To-Line Sensing and 1A CT.....4-13

BE3-GPR (TOC) P-1 With Single-Phase, Line-To-Line Sensing and Conditioning,

and 5A CTs.................................................................................................4-14

BE3-GPR (TOC) P-1 With Three-Phase, Three Wire, Line-To-Line Sensing and

5A CTs........................................................................................................4-15

BE3-GPR (TOC) P-1 With Three-Phase, Four Wire, Line-To-Neutral Sensing and

Conditioning, and 5A CTs...........................................................................4-16

SECTION 5 NGF COMMUNICATIONS ..................................................................................5-1

Introduction..........................................................................................................5-1

Installation............................................................................................................5-1

Operating Requirements...............................................................................5-1

Installing the Program on Your PC Using Windows 3.1 ............................5-1

Installing the Program on Your PC Using Windows95...............................5-1

Configuring the System.................................................................................5-1

Initializing Communications with the BE3-GPR...................................................5-2

Initialize Communications .............................................................................5-2

Change Settings..................................................................................................5-4

Sending, Getting, and Displaying Data................................................................5-4

Send To Relay ..............................................................................................5-4

Get From Relay.............................................................................................5-4

Display Data..................................................................................................5-4

Saving, Printing, and Opening Files ....................................................................5-5

File Save.......................................................................................................5-5

File Print........................................................................................................5-5

File Open.......................................................................................................5-6

Introduction v

CONTENTS - Continued

SECTION 5 NGF COMMUNICATIONS - Continued

Metering...............................................................................................................5-6

Enable Metering............................................................................................5-6

Metering Screen............................................................................................5-7

Terminating Communications with the BE3-GPR................................................5-8

SECTION 6 TOC COMMUNICATIONS ..................................................................................6-1

Introduction..........................................................................................................6-1

Installation ...........................................................................................................6-1

Operating Requirements...............................................................................6-1

Installing the Program on Your PC Using Windows 3.1 ............................6-1

Installing the Program on Your PC Using Windows95...............................6-1

Configuring the System.................................................................................6-1

Initializing Communications with the BE3-GPR...................................................6-2

Initialize Communications .............................................................................6-2

Change Settings..................................................................................................6-4

Sending, Getting, and Displaying Data................................................................6-4

Send To Relay ..............................................................................................6-4

Get From Relay.............................................................................................6-4

Display Data..................................................................................................6-4

Saving, Printing, and Opening Files ....................................................................6-5

File Save.......................................................................................................6-5

File Print........................................................................................................6-5

File Open.......................................................................................................6-6

Metering...............................................................................................................6-6

Enable Metering............................................................................................6-6

Metering Screen............................................................................................6-7

Terminating Communications with the BE3-GPR................................................6-7

SECTION 7 TESTING.............................................................................................................7-1

General................................................................................................................7-1

Equipment Required............................................................................................7-1

Test Setup...........................................................................................................7-1

Protective Functions............................................................................................7-1

Overvoltage Trip (Line-To-Neutral Voltage Sensing)....................................7-1

Undervoltage Trip .........................................................................................7-2

Overfrequency Trip (Line-To-Neutral Frequency Sensing)...........................7-2

Underfrequency 1 And Underfrequency 2 Trips ...........................................7-2

Phase Balance Trip.......................................................................................7-2

Overvoltage Trip (Line-To-Line Voltage Sensing).........................................7-2

Overfrequency Trip (Line-To-Line Frequency Sensing) ...............................7-3

Neutral Ground Fault Trip (5A NGF CT Current Sensing)............................7-3

Overcurrent Trip (5A, A, B, or C CT Current Sensing) .................................7-3

Reactive Current Trip (5A CT B Current Sensing)........................................7-3

Reverse Power Trip (5A CT B Current Sensing)..........................................7-3

Reverse Power Trip (1A CT B Current Sensing)..........................................7-4

Neutral Ground Fault Trip (1A NGF CT Current Sensing)............................7-4

Overcurrent Trip (1A, A, B, or C CT Current Sensing) .................................7-4

Sync-Check Functions ........................................................................................7-4

vi Introduction

CONTENTS - Continued

SECTION 7 TESTING - Continued

Sync-Check...................................................................................................7-4

Dead Bus ......................................................................................................7-5

Contact Sensing ..................................................................................................7-5

Trip Reset......................................................................................................7-5

Failsafe Enable .............................................................................................7-6

Output Disable ..............................................................................................7-6

Program Enable............................................................................................7-6

SECTION 8 MAINTENANCE ..................................................................................................8-1

General................................................................................................................8-1

Troubleshooting...................................................................................................8-1

SECTION 9 MANUAL CHANGE INFORMATION...................................................................9-1

Changes..............................................................................................................9-1

Summary of Changes..........................................................................................9-1

General Information 1-1

SECTION 1

•

••

•

GENERAL INFORMATION

DESCRIPTION

BE3-GPRs (Generator Protective Relays) use microprocessor based technology to provide total generator

protection in a single package. This microprocessor design allows for exact setpoint adjustment and

precise generator system protection. BE3-GPRs allow for quick and simple setup via a personal computer

or front panel human machine interface. Because the BE3-GPRs have low sensing burdens, no

dedicated PTs and CTs are required. Optional protective features allow for customizing the BE3-GPRs to

meet your system requirements. The BE3-GPR provides multiple functions in a single case -- a

combination that yields significant savings in installation and setup.

CAPABILITIES

BE3-GPRs are packaged in metal cases for improved electromagnetic compatibility. They are moisture

and dust resistant. Each device provides protection for stand-alone, isolated generating systems or

paralleled generating systems. Models with the following protective functions are available.

Basic Stand-Alone Generator Version

•

27/59 Under/Over voltage protection

•

81O/U Under/Over frequency protection

•

81U Underfrequency

Basic Paralleled Generator Version:

•

27/59 Under/Over voltage protection

•

81O/U Under/Over frequency protection

•

81U Underfrequency

•

32R Reverse power protection

Optional Protective Functions

•

51V Time Overcurrent

•

51N Neutral fault current protection

•

40 Reactive current (loss of excitation) protection (Paralleled Version Only)

•

47 Phase balance protection

•

25 Sync-check/dead bus closing (Paralleled Version Only)

Model combinations depend on the selected style.

Control Enables

Four hardware jumpers enable the following special protective features. Each feature is continuously

monitored by software within the microprocessor. They are:

•

Trip reset

•

Program enable

•

Failsafe enable

•

Output enable

Watchdog Timer

The watchdog timer monitors the microprocessor for proper software and microprocessor operation. If

there is an occurrence that inhibits proper operation, the watchdog timer de-energizes the watchdog timer

output contacts to annunciate the problem to the system.

General Information

1-2

Indicators

There are two indicators mounted on the front panel of the relay. The SYNC LED (present only in the

BE3-GPR P units with the sync-check option) indicates that the generator and bus inputs are within the

synchronization window set by the user. The liquid crystal display (LCD) is the main human-machine

interface and has capabilities to show any and all information necessary for programming and interpreting

relay actions.

Communications

Communication capability provides a remote serial interface between the relay and a computer. Basler

Electric offers a software package that enhances communications to BE3-GPRs. This software package

also provides a real time metering capability for monitoring generator voltage, frequency, current, watts,

power factor, and volt-amperes.

OUTPUTS

There are eleven isolated form C output contact arrangements. One for each of the nine protective

functions, the sync-check/dead bus function, and the watchdog timer.

SPECIFICATIONS

Timing Accuracy:

(All Functions Except 51V)

Accuracy is ±1% or ±50 milliseconds, whichever is greater.

Undervoltage

Trip point and reset set points are settable from 70 to 600 Vac in one volt

steps, and trip timing is adjustable from 0 to 20 seconds in one second

steps. Accuracy is ±2%. Repeatability is ±1.0 %.

Overvoltage

Trip point and reset set points are settable from 70 to 600 Vac in one volt

steps, and trip timing is adjustable from 0 to 20 seconds in one second

steps. Accuracy is ±2%. Repeatability is ±1.0 %.

81O

Overfrequency

Trip point and reset points are settable from 35 to 75 hertz in 0.1 hertz

steps. Trip timing is adjustable from 0 to 20 seconds in steps of one

second. Accuracy is ±0.025 Hz. Repeatability is ±0.01 Hz.

81U

Underfrequency

Trip point and reset points are settable from 35 to 75 hertz in 0.1 hertz

steps. Trip timing is adjustable from 0 to 20 seconds in one second

steps. Accuracy is ±0.025 Hz. There are two independent 81U functions

available. Repeatability is ±0.01 Hz.

32R

Reverse Power

Measures three-phase reverse power. Trip point and reset points are

settable from 50 to 999 watts in one watt steps. Trip timing is adjustable

from 0 to 20 seconds in one second steps. At power factors equal to or

greater than the absolute value of 0.5, and at 25

C, accuracy is ±2% or

±10W whichever is greater. At temperatures from -25 to 60

C, accuracy

is ±5% or ±10W whichever is greater. This function is available only in

the paralleled generator version. Repeatability is ±1.0 %.

General Information 1-3

Sync-Check With Dead Bus

Phase angle is settable from 2 to 20 degrees in one degree steps, and

voltage difference is adjustable from 1 to 100 Vac in one volt steps. Both

the time delay (which is variable from 0.2 to 2 seconds in 0.1 second

steps), and the slip frequency (which is variable from 0.1 hertz to 1.0

hertz in 0.1 hertz steps) qualify the in-sync condition. Dead Bus is

settable from 10 to 50 volts in increments of one volt. Accuracy is: Delta

Voltage — ±2% or ±1 V, whichever is greater throughout operating range

of 5 to 100 volts; Delta (slip) Frequency — ±0.02 Hz throughout operating

range of 0.1 to 0.5 Hz, Delta phase angle — ±0.5 degrees. This function

is an option available only on the paralleled generator version of the

relay. Repeatability is ±1.5 %.

Phase Balance

Phase balance measures the maximum voltage difference between any

two line-to-line phases. Trip point and reset points are settable from 5 to

100 volts in 1 volt steps. The timing is settable from 0 to 20 seconds in

one second steps. Accuracy is ±3% or ±2 V, whichever is greater

throughout operating range of 5 to 100 volts. Repeatability is ±1.0 %.

Loss of Excitation

Measures the reactive current into the generator. In the five ampere CT

setting, trip point and reset points are settable from 0.15 to 2.5 amperes

in 0.01 ampere steps. In the one ampere CT setting, trip point and reset

points are settable from 0.03 to 0.5 amperes in 0.01 ampere steps. Trip

timing is adjustable from 0 to 20 seconds in one second increments.

Accuracy is ±3.5% or ±0.05 ampere, whichever is greater throughout

operating range of 0.15 to 2.5 amperes. This is an option available only

in the paralleled version. Repeatability is ±1.0 %.

51N

Neutral Ground Fault (NGF)

Provides protection from ground fault occurrence by measuring RMS

neutral currents. In the five ampere CT configuration, trip point and reset

points are settable from 0.2 to 3 amperes in 0.01 ampere steps. Trip

point and reset points are settable from 0.04 to 0.6 amperes in 0.01

amperes increments, in the one ampere CT configuration. Trip timing is

adjustable from 0 to 2 seconds in 0.1 second steps. Accuracy is ±2% or

±0.01A whichever is greater throughout operating range of 0.2 to 3.0

amperes.

51V

Time Overcurrent (TOC) with

Voltage Restraint

Provides protection from overcurrent occurrence by measuring RMS line

currents. In the five ampere CT configuration, trip point and reset points

are settable from 0.1 to 9.99 amperes in 0.01 ampere steps. Trip point

and reset points are settable from 0.10 to 2.00 amperes in 0.01 amperes

increments, in the one ampere CT configuration. Accuracy is ±2.5% or

±0.05A whichever is greater throughout operating range of 0.1 to 5.0

amperes.

Time-Current Characteristic

Curves

Sixteen inverse time functions and one fixed time function can be selected.

Characteristic curves for the inverse and definite time functions are defined

by the following equation.

BD K

⋅

−

+⋅+

= Time to trip when M

≥

D = TIME DIAL setting (0.0 to 9.9)

M = Multiple of PICKUP setting (0 to 40)

A, B, C, N, K = Constants for the particular curve

See Table 1-1 for the time characteristic curve constants.

General Information

1-4

Timing Accuracy

(51V Functions)

Within ±5% or 50 mSec, whichever is greater for time dial settings of D

greater than 0.1 and multiples of 2 to 40* times the pickup setting but not

over 30 A for 5 A CT units or 6 A for 1 A CT units.

* 3-40 times pickup for the A-curve.

Voltage Restraint: Voltage restraint compares the sensed voltage with the nominal voltage

level. A decrease of the sensed voltage (between 100% and 25% of

nominal) results in a proportional decrease of the time overcurrent pickup

point. When the sensed voltage falls below 25% of nominal, the time

overcurrent pickup point will be 25% of the actual time overcurrent setting

(see Figure 1).

25%

50%

100%

75%

25% 100%50% 75%

Sensed Voltage

Percent of Pickup Setting

D2224-21.vsd

01-31-00

Figure 1-1. Voltage Restraint

Power Supply: Power input (battery)

12 Vdc nominal systems (8 to 16 Vdc)

24 Vdc nominal systems (16 to 32 Vdc)

Power dissipated is 6.5 watts

Inputs: Voltage Sensing Inputs

100 to 480 Vac nominal, 50 to 60 hertz, @ less than 1 VA per phase

1.2 times nominal continuously

1.5 times nominal for 10 seconds

May be: single-phase; three-phase, three wire; or three-phase, four

wire

Current Sensing Inputs

1 or 5 ampere input @ 1 VA per phase

2 times nominal continuously

10 times nominal for 1 second

General Information 1-5

Outputs:

Resistive:

120/240 Vac

125/250 Vdc

30 Vdc

Inductive:

120/240 Vac, 125 Vdc

30 Vdc

Contact Ratings

Make 30 A for 0.2 seconds, carry 7 A continuously, break 7 A.

Make and carry 30 A for 0.2 seconds, carry 7 A continuously, break,

0.3 A

10 A

Make and carry 30 A for 0.2 seconds, carry 7A continuously, break, 0.3 A

(L/R=0.04)

5 A

UL Recognized/CSA Certified UL Recognized per Standard 508, UL File No. E97033. CSA Certified

per Standard CAN/CSA-C22.2 No. 14-M91, CSA File No. LR 23131.

Patent

Patented in U.S., 1997, U.S. Patent No. 5,309,312.

Isolation 2000 Vac for one minute between ground and voltage sensing inputs.

500 Vac for one minute between ground and any of the following groups

or between any of the following groups. Surge suppression components

are used on all case output terminals. Nominal leakage currents as

shown in the following paragraph will result.

Group Nominal Leakage Current

Voltage sensing inputs 63 mAac or 30 mAdc

Battery and contact sensing inputs 20 mAac or 7 mAdc

Current transformer inputs 5 mAac or 1 mAdc

RS-232 terminals 6 mAac or 1 mAdc

Contact outputs 31 mAac or 1 mAdc

Table 1-1. 51V Time Characteristic Curve Constants

BE3-GPR

Curve Curve BE Curve Name Trip Characteristic Constants

Number Selection A B C N K

1 S1 S1, Short Inverse 0.2663 0.03393 1.000 1.2969 0.028

2 S2 S2, Short Inverse 0.0286 0.0280 1.000 0.9844 0.028

3 L1 L1, Long Inverse 5.6143 2.18592 1.000 1.000 0.028

4 L2 L2, Long Inverse 2.3955 0.00000 1.000 0.3125 0.028

5 D D, Definite Time 0.4797 0.21359 1.000 1.5625 0.028

6 M M, Moderately Inverse 0.3022 0.12840 1.000 0.5000 0.028

7 I1 I1, Inverse Time 8.9341 0.17966 1.000 2.0938 0.028

8 I2 I2, Inverse Time 0.2747 0.10426 1.000 0.4375 0.028

9 V1 V1, Very Inverse 5.4678 0.10814 1.000 2.0469 0.028

10 V2 V2, Very Inverse 4.4309 0.09910 1.000 1.9531 0.028

11 E1 E1, Extremely Inverse 7.7624 0.02758 1.000 2.0938 0.028

12 E2 E2, Extremely Inverse 4.9883 0.01290 1.000 2.0469 0.028

13 A Standard Inverse 0.01414 0.00000 1.000 0.0200 0.028

14 B B, Very Inverse (It) 1.4636 0.00000 1.000 1.0469 0.028

15 C Extremely Inverse (I

t) 8.2506 0.00000 1.000 2.0469 0.028

16 G Long Time Inverse 12.1212 0.00000 1.000 1.0000 0.028

General Information

1-6

BE3-GPR

Curve Curve BE Curve Name Trip Characteristic Constants

Number Selection A B C N K

17 F Fixed Time 0.0000 1.00000 0.000 0.0000 0.028

Impulse

Qualified to IEC 255-5

Radio Frequency Interference

(RFI)

Field tested using a 5 watt, hand held transceiver operating at random

frequencies centered around 144 Mhz and 440 Mhz, with the antenna

located 6 inches from the relay in both horizontal and vertical planes.

Surge Withstand Capability:

Oscillatory

Fast transient

Qualified to IEEE C37.90.1-1989 Standard Surge Withstand Capability

(SWC) Tests for Protective Relays and Relay Systems

Qualified to IEEE C37.90.1-1989 Standard Surge Withstand Capability

(SWC) Tests for Protective Relays and Relay Systems

Vibration: 10 to 500 Hz at 2 Gs in three mutually perpendicular planes.

Shock: 15 Gs in each of three mutually perpendicular axes.

Temperature:

Operating Range:

Storage Range:

-25

C (-13

F) to +60

C (+140

-40

C (-40

F) to +85

C (+185

Weight: 4 lb.

STYLE CHART

BE3-GPR relays are identified by a combination of letters and numbers that make up the style number

and define the electrical characteristics and operational features. The model number, together with the

style number, describe the options included in a specific device and appear on a relay side panel.

Upon receipt of a relay, be sure to check the style number against the requisition and the packing list to

ensure that they agree.

Figure 1-2 is the style number identification chart and defines the electrical characteristics and operational

features included in BE3-GPR relays. In this example, a BE3-GPR P2BVSF is specified and has the

following features:

P - Paralleled generator protection

2 - Neutral ground fault protection

B- Phase balance

V - Reactive current

S - Sync check function

F - Semi-flush mounting

General Information 1-7

BE3-GPR

S - STAND ALONE

P - PARALLELED GEN

1 - 3-PHASE OVERCURRENT

2 - NEUTRAL GROUND FAULT

N - NO PHASE BALANCE

B - PHASE BALANCE

V - REACTIVE CURRENT

S - SYNC-CHECK

MODEL TYPE

OPTION 1

OPTION 2

OPTION 4

OPTION 3

0 - NO REACTIVE CURRENT

N - NO SYNC-CHECK

P2B VS

PHASE BALANCE

REACTIVE CURRENT

SYNC-CHECK

NOTE: * Paralleled models only.

D2224-13

08-04-98

OVERCURRENT TYPE

CONFIGURATION

F - SEMI-FLUSH

B - BEHIND-THE-PANEL

MOUNTING

Figure 1-2. BE3-GPR Style Chart

TIME OVERCURRENT CHARACTERISTIC CURVES

Figures 1-2 through 1-17 illustrate the characteristic curves that are programmed into the nonvolatile

memory of this relay. A drawing number is given under each caption and listed in Table 1-2. Table 1-2

also cross references the BE3-GPR curves to existing electromechanical relay characteristics. Contact

Customer Service Department of the Power Systems Group, Basler Electric, and request the drawing

number to order a full-size (10 inch x 12 inch) Characteristic Curve graph on transparent paper (vellum).

Table 1-2. Characteristic Curve Cross Reference

Curve

Number

BE3-GPR

Curve

Curve Name Drawing NO. Similar To

1 S1 S1, Short Inverse 99-1369 ABB CO-2

2 S2 S2, Short Inverse 99-1595 GE IAC-55

3 L1 L1, Long Inverse 99-1370 ABB CO-5

4 L2 L2, Long Inverse 99-1594 GE IAC-66

5 D D, Definite Time 99-1371 ABB CO-6

6 M M, Moderately Inverse 99-1372 ABB CO-7

7 I1 I1, Inverse Time 99-1373 ABB CO-8

8 I2 I2, Inverse Time 99-1597 GE IAC-51

9 V1 V1, Very Inverse 99-1374 ABB CO-9

10 V2 V2, Very Inverse 99-1596 GE IAC-53

11 E1 E1, Extremely Inverse 99-1375 ABB CO-11

12 E2 E2, Extremely Inverse 99-1598 GE IAC-77

13 A Standard Inverse 99-1621 BS, IEC Standard Inverse

14 B B, Very Inverse (It) 99-1376 BS, IEC Very Inverse (It)

15 C Extremely Inverse (I

t) 99-1377 BS, IEC Extremely Inverse (I

16 G Long Time Inverse 99-1622 BS, IEC Long Time Inverse

17 F Fixed Time

General Information

1-8

General Information 1-9

Figure 1-2. Time Characteristic Curve S1, Short Inverse, 99-1369, (Similar to ABB CO-2)

General Information

1-10

Figure 1-3. Time Characteristic Curve S2, Short Inverse, 99-1595 (Similar To GE IAC-55)

General Information 1-11

Figure 1-4. Time Characteristic Curve L1, Long Inverse, 99-1369, (Similar to ABB CO-5)

General Information

1-12

General Information 1-13

Figure 1-5. Time Characteristic Curve L2, Long Inverse, 99-1594, (Similar To GE IAC-66)

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Basler BE3-GPR User manual

Basler BE3-GPR User manual

Basler BE3-GPR User manual

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