Multilin SR469 - Page 267

SR469 MANUAL
LIST OF FIGURES
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1-1 SINGLE LINE DIAGRAM......................................................................................................................................................1-1
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1-2 SR469 ORDER CODE ........................................................................................................................................................ 1-3
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2-1 SR469 DIMENSIONS..........................................................................................................................................................2-1
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2-2 SEAL ON DRAWOUT UNIT ................................................................................................................................................2-1
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2-3 CASE IDENTIFICATION LABEL .........................................................................................................................................2-2
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2-4 UNIT IDENTIFICATION LABEL........................................................................................................................................... 2-2
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2-5 SINGLE SR469 CUTOUT PANEL .........................................................................................................................................2-3
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2-6 DOUBLE SR469 CUTOUT PANEL........................................................................................................................................ 2-3
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2-7 BEND UP MOUNTING TABS................................................................................................................................................2-3
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2-8 PRESS LATCH TO DISENGAGE HANDLE...........................................................................................................................2-4
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2-9 ROTATE HANDLE TO STOP POSITION............................................................................................................................... 2-4
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2-10 SLIDE UNIT OUT OF THE CASE........................................................................................................................................ 2-4
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2-11 TERMINAL LAYOUT........................................................................................................................................................... 2-5
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2-12 TYPICAL WIRING DIAGRAM..............................................................................................................................................2-7
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2-13 CONTROL POWER CONNECTION....................................................................................................................................2-8
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2-14 RESIDUAL GROUND CT CONNECTION ............................................................................................................................ 2-9
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2-15 CORE BALANCE GROUND CT INSTALLATION................................................................................................................. 2-9
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2-16 CORE BALANCE METHOD .............................................................................................................................................2-10
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2-17 SUMMATION METHOD.................................................................................................................................................... 2-10
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2-18 SUMMATION WITH PHASE CT METHOD....................................................................................................................... 2-10
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2-19 WYE VOLTAGE TRANSFORMER CONNECTION ............................................................................................................ 2-11
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2-20 LOOP POWERED TRANSDUCER CONNECTION............................................................................................................2-12
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2-21 RTD WIRING .................................................................................................................................................................... 2-13
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2-22 REDUCED WIRING RTD
S
................................................................................................................................................ 2-14
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2-23 2 WIRE RTD LEAD COMPENSATION............................................................................................................................. 2-15
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2-24 RTD ALTERNATE GROUNDING ..................................................................................................................................... 2-15
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2-25 ALTERNATE WIRING FOR CONTACTORS...................................................................................................................... 2-16
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2-26 RS485 COMMUNICATIONS INTERFACE......................................................................................................................... 2-17
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2-27 TESTING THE SR469 FOR DIELECTRIC STRENGTH ................................................................................................... 2-19
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3-1 SR469 FACEPLATE.............................................................................................................................................................3-1
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3-2 SR469 DISPLAY .................................................................................................................................................................. 3-2
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3-3 SR469 LED INDICATORS....................................................................................................................................................3-2
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3-4 RS232 PROGRAM PORT ....................................................................................................................................................3-3
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3-5 SR469 KEYPAD...................................................................................................................................................................3-4
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4-1 REDUCED VOLTAGE START CONTACTOR CONTROL CIRCUIT.................................................................................. 4-13
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4-2 REDUCED VOLTAGE STARTING CURRENT CHARACTERISTIC.................................................................................. 4-13
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4-3 REDUCED VOLTAGE STARTER AUXILIARY A STATUS INPUT ..................................................................................... 4-13
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4-4 REDUCED VOLTAGE STARTER AUXILIARY B STATUS INPUT ..................................................................................... 4-14
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4-5 REMOTE ALARM FROM MULTIPLE SOURCES.............................................................................................................. 4-17
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4-6 REMOTE TRIP FROM MULTIPLE SOURCES................................................................................................................... 4-17
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4-7 TYPICAL TIME-CURRENT AND THERMAL LIMIT CURVES (ANSI/IEEE C37.96)............................................................ 4-25
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4-8 SR469 STANDARD OVERLOAD CURVES........................................................................................................................ 4-29
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4-9 CUSTOM CURVE EXAMPLE............................................................................................................................................. 4-31
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4-10 THERMAL LIMITS FOR HIGH INERTIAL LOAD .............................................................................................................. 4-32
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4-11 VOLTAGE DEPENDENT OVERLOAD (CUSTOM CURVE) .............................................................................................4-33
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4-12 VOLTAGE DEPENDENT OVERLOAD (ACCELERATION CURVES)............................................................................... 4-33
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4-13 VOLTAGE DEPENDENT OVERLOAD PROTECTION CURVES ..................................................................................... 4-34
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4-14 VOLTAGE DEPENDENT OVERLOAD PROTECTION @ 80% V.....................................................................................4-35
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4-15 VOLTAGE DEPENDENT OVERLOAD PROTECTION @ 100% V...................................................................................4-35
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4-16 MEDIUM MOTOR DERATING FACTOR DUE TO UNBALANCED VOLTAGE (NEMA) ..................................................4-36
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4-17 MEDIUM MOTOR DERATING FACTOR DUE TO UNBALANCED VOLTAGE (MULTILIN)............................................. 4-36
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4-18 THERMAL MODEL COOLING 80% LOAD....................................................................................................................... 4-37
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4-19 THERMAL MODEL COOLING 100% LOAD..................................................................................................................... 4-37
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4-20 THERMAL MODEL COOLING MOTOR STOPPED.......................................................................................................... 4-38
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4-21 THERMAL MODEL COOLING MOTOR TRIPPED........................................................................................................... 4-38
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4-20 THERMAL MODEL COOLING MOTOR STOPPED.......................................................................................................... 4-38
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4-21 THERMAL MODEL COOLING MOTOR TRIPPED........................................................................................................... 4-38
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4-22 RTD BIAS CURVE ...........................................................................................................................................................4-39
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4-23 POWER MEASUREMENT CONVENTIONS .................................................................................................................... 4-58
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4-24 TRIP COIL SUPERVISION............................................................................................................................................... 4-64
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4-25 ROLLING DEMAND (15
MIN
.
WINDOW
).............................................................................................................................4-66
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7-1 SECONDARY INJECTION TEST SETUP ............................................................................................................................ 7-1
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7-2 THREE PHASE EXAMPLE FOR UNBALANCE CALCULATION........................................................................................7-11
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8-1 CHECKING PROGRAM VERSION ......................................................................................................................................8-1
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8-2 INSTALLATION/UPGRADE.................................................................................................................................................. 8-2
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8-3 CONFIGURATION................................................................................................................................................................8-3