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GE M-PACT, Инструкции по эксплуатации и монтажу

GE M-PACT - продукт, который предлагает полное руководство по эксплуатации и установке. Скачайте бесплатный мануал с manualshive.com и получите подробные инструкции по установке и использования. Удобное и понятное руководство поможет вам быстро и легко овладеть вашим новым устройством.

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1

‘M-PACT’

Table of Contents

SECTION 1 ACB ................................................................................................................................................................................................. 2

Introduction ...................................................................................................................................................................................................... 2
Installing ‘M-PACT’ Circuit Breakers ................................................................................................................................................................. 3
Operating ‘M-PACT’ Circuit Breakers ............................................................................................................................................................... 3
Secondary Circuit Isolation ............................................................................................................................................................................... 3
Withdrawal of ‘M-PACT’ Circuit Breaker ........................................................................................................................................................... 3
Removal of Circuit Breaker from cassette......................................................................................................................................................... 4
Mounting Circuit Breaker into Cassette............................................................................................................................................................. 5
Removing Circuit Breaker Facia ....................................................................................................................................................................... 5

‘M-PACT’ ancillary equipment - Fitting instructions............................................................................................................................................... 6

Pushbutton padlocking ..................................................................................................................................................................................... 7
Circuit breaker security padlocking ................................................................................................................................................................... 7
Safety shutters ................................................................................................................................................................................................. 7
Installing Carriage Switch ................................................................................................................................................................................. 8
To fit Door Interlock .......................................................................................................................................................................................... 9
Busbar/Cable Earthing ..................................................................................................................................................................................... 9
To fit mechanical trip alarm............................................................................................................................................................................. 10
Mechanical Operations Counter ..................................................................................................................................................................... 10
Breaker mis-insertion stop .............................................................................................................................................................................. 10
Two-Breaker cable interlock. .......................................................................................................................................................................... 11

Routine inspection – Fixed or withdrawable ACB (types A, D & H)..................................................................................................................... 11
Recommended Tool Kit for Maintenance and Modification of M-PACT Air Circuit Breaker ................................................................................. 12
M-PACT Trouble Shooting ................................................................................................................................................................................. 12
SECTION 2 PROTECTION UNITS .................................................................................................................................................................... 13
M-PRO 17 Protection Unit.................................................................................................................................................................................. 13

Front Panel..................................................................................................................................................................................................... 13
Protection Features ........................................................................................................................................................................................ 14
Operator Controls........................................................................................................................................................................................... 16

M-PRO 20, 30 & 40 Protection Units .................................................................................................................................................................. 17

Front Panel..................................................................................................................................................................................................... 17

      Navigation table................................................................................................................................................................................. 18

Menu Structure............................................................................................................................................................................................... 19
PAMM - A unique security feature .................................................................................................................................................................. 20
Protection Features ........................................................................................................................................................................................ 20
Operating M-PRO 20/30/40 ............................................................................................................................................................................ 27

M-PRO Test Box................................................................................................................................................................................................ 29
Neutral Rogowski Coil Mounting Details............................................................................................................................................................. 30
M-PRO Optional Accessories............................................................................................................................................................................. 32
SECTION 3 M-PACT Wiring Diagram ................................................................................................................................................................ 33

Connections for M-PRO 40............................................................................................................................................................................. 34
Connections for M-PRO 30............................................................................................................................................................................. 34
Connections for M-PRO 20............................................................................................................................................................................. 34
Connections for M-PRO 17............................................................................................................................................................................. 34

THE COMPANIES POLICY IS ONE OF CONTINUOUS DEVELOPMENT AND IMPROVEMENT OF IT’S

PRODUCTS AND THEREFORE THE RIGHT IS RESERVED TO SUPPLY PRODUCTS WHICH MAY

DIFFER FROM THOSE DESCRIBED AND ILLUSTRATED IN THIS PUBLICATION.

Содержание M-PACT

Страница 1: ... M PACT Air Circuit Breakers Operating and Installation Instructions ...

Страница 2: ...drawable ACB types A D H 11 Recommended Tool Kit for Maintenance and Modification of M PACT Air Circuit Breaker 12 M PACT Trouble Shooting 12 SECTION 2 PROTECTION UNITS 13 M PRO 17 Protection Unit 13 Front Panel 13 Protection Features 14 Operator Controls 16 M PRO 20 30 40 Protection Units 17 Front Panel 17 Navigation table 18 Menu Structure 19 PAMM A unique security feature 20 Protection Features...

Страница 3: ...s are in the OFF position while in storage Safety Precautions It is recommended that the following precautions be included in any procedural instructions to personnel concerned with the handling operation or maintenance of M PACT circuit breakers Before detailed inspection or any maintenance work is commenced All electrical supplies to the circuit breaker should be switched off The circuit breaker...

Страница 4: ... will close the circuit breaker Closing cannot occur if The OFF button is in a depressed position The breaker is positioned anywhere between CONNECTED TEST and DISCONNECTED positions The M PRO protection unit is at Manual Reset and the reset button is protruding from the front facia Press the reset button to clear the breaker for closing An undervoltage release is fitted but not energised The brea...

Страница 5: ...f the handle automatically resets the racking handle shutter From the DISCONNECTED position continue turning the racking handle anti clockwise until reaching a positive stop Note Ensure that the closing springs are fully discharged spring charge indicator should show Discharged before attempting to withdraw from the DISCONNECTED position Fig 6 Plug connector PAMM unit If a PAMM unit is fitted remo...

Страница 6: ...h slots in racking rail With a screwdriver turn the racking handle shutter drive clockwise Fig 5 insert the racking handle and rotate clockwise to rack the circuit breaker into the cassette As the breaker approaches the TEST position check the alignment of the fix and moving parts of the secondary circuit isolating contacts Re connect the PAMM manual disconnect at this stage where fitted Continue ...

Страница 7: ...ized washer and M4 bolt into the shaft end to fix actuator tighten to 5Nm torque Connect modular plug from filter to motor unit Connect the remaining earth wire from the filter to the earth point on the rear of the motor body Fig 19 Reverse the above procedure to remove the motor unit Shunt trip Closing coil Undervoltage release The shunt trip and closing coils are clip on devices and require no f...

Страница 8: ...ed and hold while inserting padlock hasp Note Up to three padlocks required hasp diameter 6mm may be applied for extra security Fig 25 Fig 25 Locking bar Safety shutters Security padlocking Ensure the circuit breaker is DISCONNECTED and the racking handle removed Pull out TOP or BOTTOM shutter bar or both as required Fig 26 to reveal the locking eye Hold while inserting padlock s Hasp diameter 8mm...

Страница 9: ...as illustrated above Fig 33 Note the carriage switch will maintain a disconnected indication even when the ACB is fully withdrawn or removed The 6 circuits may be re configured by customer to give up to 3 at DISCONNECTED 6 at TEST or 6 at CONNECTED in any combination up to a 6 circuit maximum Configuration procedure is as follows Unhook the return springs first from the carriage switch frame and t...

Страница 10: ... to enable earthing of circuit breaker terminals on busbar or cable side contains Isolating contact cluster pliers for removal of the main isolating contacts Earthing bar with spring pressured earth contact The bar is reversible to fit top or bottom terminal sets Necessary fixing bolts and washers Anti trip plate To earth the upper contact set a Remove the three upper contact clusters at the rear ...

Страница 11: ... Position the operations counter Fig 45 over the two holes provided inside the cover ensuring that the indicator face is aligned to show through the window provided in the cover Fix in position using the screws provided When replacing the facia the operating arm on the counter should engage with a small lever protruding from the circuit breaker mechanism Note The operations counter cannot be reset...

Страница 12: ...moving arcing contacts should be renewed and the gap set to 2 5mm If the gap is less than 1mm reset to achieve a gap between 2 5 and 1mm by adjusting the fixed contact as above Should it not be possible to achieve at least a 1mm gap the contact system should be renewed Even if gaps are within operating tolerance 1mm 2 5mm always check contact screws for tightness to 12Nm torque Circuit Breaker ope...

Страница 13: ... instantaneously M PRO PAMM connector not inserted M PRO protection settings not set Remote Rogowski coil not fitted the correct way Insert PAMM connector to PAMM module Check that the protection limits have been set to match system loads Check that inputs are set to normally closed trip without a signal applied Re position coil as illustrated in section 2 Motor won t charge Check that the motor a...

Страница 14: ...to use set of screwdriver adjustable rotary switches enables adjustment of the protection settings Valid switch settings are in accordance with the front panel graduation marks and are defined by a positive click action The long time protection pickup Ir the short time pickup Im the short time delay and optionally the earth fault Pickup If and earth fault delay Front Panel MIMIC Mimic of the opera...

Страница 15: ... in all phases and neutral where used to give a value equal to the earth leakage current which is present downstream of the circuit breaker The M PRO can be set to provide trip delays of INST 0 1 0 2 0 4 0 6 0 8 and 1s with pickup points or OFF 0 4 0 6 0 8 and 1 0 x In the breaker rating This protection can be switched off when not required NB see section Neutral Rogowski Coil Mounting Details for...

Страница 16: ...ROTECTION UEF 0 01 0 1 1 10 100 1000 0 01 0 1 1 10 100 1000 CURRENT IN MULTIPLES OF In TIME TO TRIP IN SECONDS Earth Fault pickup If Trip delay settings 0 4 0 6 0 8 1 0 Inst 0 1 0 2 0 4 0 6 0 8 1 0 Min max settings show n in BOLD ...

Страница 17: ...ay can be set to instantaneous 0 1s 0 2s 0 4s 0 6s 0 8s or 1 0s Earth Fault Pickup If OPTIONAL This is the pick up current for earth fault protection It is set as a fraction of the breakers rating Ir Switch positions are provided at OFF 0 4In 0 6In 0 8In and 1 0In The OFF position disables earth fault protection Earth Fault Delay OPTIONAL The fixed time earth fault delay can be set to instantaneou...

Страница 18: ...shed to reset before the circuit breaker can be reclosed If Auto is selected the reset button will remain in its flush position and after clearance of the fault M PRO will self reset to permit reclosure of the breaker Test port A 16 pin test port at the bottom of the front panel accommodates a plug in Power Box or Test Box Four key tactile keypad Escape Select Up and Down keys are used to call up ...

Страница 19: ...tains the menu structure of M PRO and illustrates what options are available based on M PRO type Option Curve Option Earth Up Dow Option Load Up Dow Option Protection Option Ammeters Up Dow Select Escap Select Escap Option Input Settings Up Dow Option 41 In Up Dow Option 40 In Up Dow Option 100 In Sele Dow Modified Stored Sele Dow Modified Stored Sele Dow Modified Stored LEVEL 1 LEVEL 2 LEVEL 4 Op...

Страница 20: ...onitoring1 2 Stop Shedding e g 80 x Iset Red Ylw Blue A Red Ylw Blue I set Neutral I set Highest Phase A Peak RMS Phase A SEF Current A REF Current A UEF Current A Ammeters Thermal Register Input 1 e g warn Input 2 e g warn Input 3 e g warn Input Settings1 2 Input 4 e g warn Existing Faults e g No Faults Faults History of Trips e g Overload Trip on Red Breaker position e g Closed Contact Life e g ...

Страница 21: ...gs e g breaker rating and input settings may only be changed if the breaker is open all other settings may be changed at any time Long Time Short Circuit Curve Type and Speed Current Time Operating time current settings may be viewed on the LCD screen Five types of long time curve are available for selection 16 curve speeds are available for selection by the user The Inverse Short Circuit characte...

Страница 22: ...eaker to which the M PRO is fitted Time Current Fixed M PRO 20 30 40 MOTOR PROTECTION Long Time Protection 0 01 0 1 1 10 100 1000 10000 1 10 100 CURRENT IN MULTIPLES OF Ir TIME TO TRIP IN SECONDS Ir 0 4 to 1 0 x In Min max settings show n in BOLD LT curve 1 ITSC curve 1 LT curve 16 ITSC curve 16 1 5 In 12 In 1s Inst Note ITSC curve is alw ays 10 X the set LT curve ...

Страница 23: ...urve ITSC curve 16 LT curve 1 LT curve 16 Min max settings show n in BOLD 1s Inst 1 5 In 12 In M PRO 20 30 40 VERY INVERSE Long Time Protection 0 01 0 1 1 10 100 1000 10000 1 10 100 CURRENT IN MULTIPLES OF Ir TIME TO TRIP IN SECONDS Note ITSC curve is alw ays 10 X the set LT curve Ir 0 4 to 1 0 x In Min max settings show n in BOLD LT curve 1 ITSC curve 1 LT curve 16 ITSC curve 16 1 5 In 12 In 1s I...

Страница 24: ...rve 1 LT curve 16 ITSC curve 16 1 5 In 12 In 1s Inst Note ITSC curve is alw ays 10 X the set LT curve M PRO 20 30 40 HV FUSE COMPATIBLE Long Time Protection 0 01 0 1 1 10 100 1000 10000 1 10 100 CURRENT IN MULTIPLES OF Ir TIME TO TRIP IN SECONDS Ir 0 4 to 1 0 x In Min max settings show n in BOLD LT curve 1 ITSC curve 1 LT curve 16 ITSC curve 16 1 5 In 12 In 1s Inst Note ITSC curve is alw ays 10 X ...

Страница 25: ...tricted Earth Fault and Standby Earth Fault depending on the options specified at the time of ordering Earth Fault Trip Time Delay fixed time delay for earth fault protection can be set on the M PRO Adjustable steps are as follows Instantaneous to 1 sec in steps of 0 1 sec Earth fault trip time delays apply only to Unrestricted Earth Fault and Standby Earth Fault REF is factory set to instantaneou...

Страница 26: ...0 1 to 1xIn 0 1 steps show n M PRO 30 40 EARTH LEAKAGE Protection UEF SEF 0 01 0 1 1 10 100 1000 0 01 0 1 1 10 100 1000 CURRENT I x In TIME TO TRIP T s Pickup If adjustable from 0 1 to 1 x In 0 1 steps show n Earth Fault Cropping Cr adjustable from 1 5 to 6 T Tf x Cr x If I 6 1 5 2 5 3 4 5 2 6 1 5 2 5 3 4 5 2 1s Inst Trip delay Tf adjustable from instantaneous to 1s ...

Страница 27: ...t down the serial link on the M PRO 40 It is assumed that the breaker s closing coil is wired through this output Note this is a normally open output Output 2 As M PRO 30 Output 3 ACB open The output will momentarily operate on command to open from the serial link The trip status information conveyed by this output on M PRO 30 is available down the serial link on M PRO 40 It is assumed that the br...

Страница 28: ...faults The following will explain how to set the M PRO to a short time delay of 0 8 sec For the other settings the procedure is EXACTLY the same Refer to the menu structure above First step go to the protection menu If the M PRO was displaying the ammeters page you will have to If the M PRO was displaying the Fault page you will have to Press and the M PRO will display Press and the M PRO will dis...

Страница 29: ...display And then modify the settings in order to save it in the M PRO as follows Note after modifying the setting an equals precedes the stored value Press and hold Press and the M PRO will display S C Curve C03 69ms 6Iset Fixed S C Crnt 8xI_SET 3200A Fixed S C Time 1 0s Fixed S C Time 1 0s Select Down Fixed S C Time 0 9s Down Fixed S C Time 0 8s Select Down Fixed S C Time 0 8s ...

Страница 30: ...if the test is running correctly by viewing the thermal register and highest phase entry on those ACB s configured with ammeters The thermal register will be at 0 under normal load conditions but immediately the overcurrent region is entered the register will start counting up to a value of 115 at which point the ACB should trip Once the ACB trips the M Pro will default to the existing faults disp...

Страница 31: ...ould be fitted in the correct location with respect to the neutral earth connection restricted or unrestricted neutral For further configuration details consult application note APP001 available from GE Power Controls The coil should be positioned with the arrow facing the direction as defined below The end connectors marked ve and ve should be terminated at the A block Using a longer extension le...

Страница 32: ...es 40mm x 4 25mm 50mm x 4 25mm 60mm x 4 25mm 70mm x 4 25mm 80mm x 4 25mm 90mm x 4 22mm Illustration of frame 2 neutral Rogowski coil secured onto mounting bracket 3 off bars at 6 3mm x 40mm Rogowski coil secured onto mounting bracket with cable ties coil positioned centrally on clamp Note the coil orientation arrow location Frame 1 Rogowki coil side view showing cable ties ...

Страница 33: ...V AC or DC The recommended backup protection is a GE Power Controls HRC fuse link Type NIT4 with Type RS20 fuse holder For more detailed installation and electrical specification refer to APP034 available from GE Power controls Note It is not recommended to supply M PRO with any alternative power supply unit Plug in portable Test Unit This permits secondary injection testing of all the protection ...

Страница 34: ...connected position LP3 Connected indication UVT Time delayed undervoltage release ML Charging motor limit switch D7 to D12 Carriage switch blocks for test position LP4 ACB tripped indication AL M PRO trip alarm N O M Closing spring charging motor D13 to D18 Carriage switch blocks for connected position LP5 ACB OFF indication B ACB main contacts ST Shunt trip UVI or UVT ST CC M ML AL B LP1 LP5 LP6 ...

Страница 35: ...1 PAMM A2 OUTPUT 4 normally open volt free contact Operates when the REF or SEF element trips the ACB This is used to trip an upstream HV breaker PAMM A3 PAMM A4 OUTPUT 3 normally open volt free contact Operates when M Pro has opened the ACB due to a trip condition PAMM A5 PAMM A6 OUTPUT 2 normally open volt free contact Load monitoring output operates if pre trip alarm or load shedding limits are...

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