Summary of Contents for 81000 series

Page 1: ...00 Controller Installation with Drawout 96H3 or 97H3 Vacuum Contactors 2300 4000 or 6600 Volts AC Utilization Voltage 2400 4160 or 6900 Volts AC Distribution Voltage Operation Maintenance SGIM 9068B Courtesy of NationalSwitchgear com ...

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Page 3: ...ed person is one who is familiar with the installation construction operation or maintenance of the equipment and the hazards involved In addition this person has the following qualifications a is trained and authorized to energize de energize clear ground and tag circuits and equipment in accordance with established safety practices b is trained in the proper care and use of protective equipment ...

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Page 5: ...neral Recommended Maintenance and Lubrication Mechanical and Electrical Operation of the Controller Vacuum Contactors Shutter Mechanism Racking Mechanism Adjustment Mechanical Interlocks Electrical Interlocks Electrical Joints and Terminals Periodic Cleaning Dielectric Test Overload Relay Checks Recommended Torque 8 40 8 40 9 40 9 9 40 12 41 12 41 41 Receiving Handling and Storage Receiving Handli...

Page 6: ...g any tests maintenance or repair 2 Always let an interlock device or safety mecha nism perform its function without forcing or defeating the device ADANGER Hazardous Voltages Will cause death serious personal injury or property damage Always de energize and ground the equipment before maintenance Installation operation or maintenance should be performed only by qualified persons thoroughly famili...

Page 7: ... inches The electrical power is distributed through the optional main horizontal bus which extends the entire length of the con troller The bus may be mounted in the rear of the upper com partment or inside a 10 inch high top hat See Figure 2 The upper units of 1 high and 2 high controllers may contain a low voltage panel or space for future starters Each vertical section containing provisions for...

Page 8: ...E2 Controller MVA Dimension in Millimeters kV kA Figure 2 Alternate Bus Locations Side View 200 2 3kV 350 4 0kV 400 4 6kV 96H35 97H35 Basic Impulse Level All Series 81000 controllers have a basic impulse level of 60kV crest excluding control transformers starting reactors and autotransformers 5 0kV 360 5kA 60 96H37 97H37 7 2kV 360 4 2kA 570 6 6kV 60 Dielectric Power Frequency Withstand Test All co...

Page 9: ...ents The shutter mechanism operation is directly controlled by the position of the racking mechanism and the movable insulated shutter is linked to the racking cams Figure 3 As the handle of the racking mechanism is moved towards the ON position the insulated shutter uncovers the line stab assembly just prior to engagement of the contactor line and load stab fingers Figure 4 In the reverse operati...

Page 10: ...General Description Figure 6 Cell Module 6 Courtesy of NationalSwitchgear com ...

Page 11: ... mecha nism The interlock may be defeated only by authorized and qualified personnel Do not attempt to defeat the interlock unless all incoming power is disconnected grounded and locked out Never defeat this interlock if the red contactor engagement light is on The defeater can be reached by removing a plastic cap from the lower part of the handle housing then by removing the Allen head set screw ...

Page 12: ...contactor can be placed in operation by switching to the run mode closing the door and racking in the contactor by operating the racking handle I 1011 93 Figure 9 Run Test Switch Mechanical Latch The mechanical latch is mounted on the left hand side of the guide plate and serves to locate and hold the contactor in the disengaged test position The contactor is released by manu ally pivoting the lat...

Page 13: ...ion of this interlock is to disconnect the load from the CPT secondary prior to disengagement of the main power stabs as the contactor is racked out If the handle is moved to OFF and the red light stays on the racking mechanism is not operating properly and the contactor is engaged Do not attempt to open the high voltage door Disconnect and lockout all incoming power and refer to the Troubleshooti...

Page 14: ...7H3 Racking Mechanism Handle in ON Position Directly Actuated Interlock J Contactor in Disengaged OFF Position Figure 12 97H3 Racking Mechanism Handle in OFF Position Directly Actuated Interlock 10 Courtesy of NationalSwitchgear com ...

Page 15: ...igure 13 96H Racking Mechanism Handle in ON Position Cable Actuated Interlock Contactor in Disengaged OFF Position Contactor Closed Using Test Power Door Interlock Lever Short Connecting Rod Interlock Cable Driver Link ST I I Contactor Interlock Lever Wi M 4 IM Handle Cam Connecting Rod Drive Link OiH Detent 12 Lever i rK li ll L o o 21 5 546mm Figure 14 96H Racking Mechanism Handle in OFF Positio...

Page 16: ...230 955 210MVA 2 4kV 415MVA 4 8kV 48FM18R 5G 18R 2 barrel 390 1440 48FM24R 5G 24R 450 1910 AQ72F1DQR0 2R 2R 1 barrel 70 190 A072F1DQRQ 3R 3R 100 Single Phase 80kA rms Asymmetrical 225 A072F1D0R0 4R 7200 4R 130 330 A072F1D0RQ 6R 6R 170 500 A072F1D0RQ 9R 9R 200 740 A072F1D0R0 12R 12R 230 955 620MVA 7 2kV AQ72B2DAR0 18R 18R 2 barrel 390 1440 A072B2DAR0 24R 24R 450 1910 Table 4 Modification Matrix for...

Page 17: ...General Description Figure 15a Time Current Characteristic Curves Total Clearing Times Type FM Current Limiting Fuses 2400 4800 Volts 2R 24R 13 Courtesy of NationalSwitchgear com ...

Page 18: ...General Description Figure 15b Time Current Characteristic Curves Total Clearing Times Type A720R Current Limiting Fuses 7200 Volts 2R 24R 14 Courtesy of NationalSwitchgear com ...

Page 19: ...General Description Figure 16a Time Current Characteristic Curves Minimum Melting Times Type FM Current Limiting Fuses 2400 4800 Volts 2R 24R 15 Courtesy of NationalSwitchgear com ...

Page 20: ...General Description Figure 16b Time Current Characteristic Curves Minimum Melting Times Type A720R Current Limiting Fuses 7200 Volts 2R 24R 16 Courtesy of NationalSwitchgear com ...

Page 21: ...T 4 T r T TT 0 i T 0 I r 0 Q_ 400 t E L t 4P r 1 t I I n o 24R O 350 444 0 H i j t Li_ 4 4 t E 0 i T o 18R 0 300 CO x r TTT C rrm TT 0 fc 250 3 O T tt T rrt 0 o 200 r t 12R L 3 LL tii 9R o I t 150 T L 4 4 t 6R TT f ftt ftt 1 4h r rTM 4 100 t ttr 3RN f ttt i TTfH 2R N H tf 50 r T 444 i l l L i o l 1500 3000 500 600 700 800 900 1000 2000 100 150 200 300 400 Motor Locked Rotor Current Amperes Figure ...

Page 22: ...General Description Figure 18 Current Limiting Characteristics of Type FM and Type A720R 18 Courtesy of NationalSwitchgear com ...

Page 23: ...General Description Figure 19 Maximum Allowable Acceleration Times 19 Courtesy of NationalSwitchgear com ...

Page 24: ...ping skid until final instal lation position is reached 3 Handle the motor controller in an upright position only Motor controllers are normally front heavy and frequently top heavy Balance the load carefully and steady the motor con troller if necessary during movement Some motor controllers may contain heavy equipment such as transformers or reactors that can be adversely affected by tilting 4 K...

Page 25: ... avoid collisions with structures other equip ment or personnel when moving the controller 8 Never lift the controller above an area where person nel are located Storage If the controller cannot be placed into service reasonably soon after its receipt it must be stored in a clean dry space where a uniform temperature prevents condensation Preferably it should be stored in a heated building with ad...

Page 26: ...ration Inspect the stab assembly and shutter mecha nism 4 Check fuses for sure fit in clips Check fuse clips for deformities and secure mounting 5 Check control circuit plug and receptacles for bent pins and other damage 6 Make sure that cable clamps and insulators are in good condition Operating Environment The Series 81000 controller conforms with the provisions of NEMA standard ICS1 clause 6 Al...

Page 27: ...W 54 1 625 DIA 4 HOLES FOR ANCHOR BOLTS 3 50 3 50 188 9 FLOOR PLAN 32 50 8255 33 91 Dimensions in millimeters Figure 23 Top View and Typical Floor Plan with Bus Located in Top Compartment 36 0 914 4 36 0 914 4 _ 34 94 887 47 625 DIA 2 HOLES FOB Sn _L ANCHOR O TS WHEN REQD 7 niorr i ntMi JO 06 1255 52 1 12 20 45 6 06 153 92 I 1 1 r k f 2 87 i 729 _ 18 83 473 28 4 17 105 511 31 0 FOR T1 T2 T3 TO BOT...

Page 28: ...gures 23 and 24 Hazard of explosion or fire Can cause serious personal injury burn or equipment damage Before installing contactor in any compartment verify agreement between each of the following compartment label data and the corresponding data on the contactor label Catalog No Part No Contactor Amp Rating Power Fuse Type Power Fuse Rating Installation After it has been verified that the correct...

Page 29: ...Installation Figure 26 Load Cable Termination 25 Courtesy of NationalSwitchgear com ...

Page 30: ...Max Cable D Shielded Vertical Entry 2 750 kcmil Horizontal Entry 2 500 kcmil J 36 0 L 914 4 Max Cable 0 Non Shielded Vertical Entry 2 750 kcmil Horizontal Entry 2 500 kcmil J 36 0 r 914 4 Max Cable 0 Non Shielded 1 250 kcmil Dimension in Millimeters Figure 27 Incoming Line Arrangement with Bus Located on Top of the Cubicle Top Entry 26 Courtesy of NationalSwitchgear com ...

Page 31: ... Max Cable 0 Non Shielded 4 500 kcmil 3 750 kcmil Shielded 4 500 kcmil 3 750 kcmil MIN Max Cable 0 Non Shielded 3 750 kcmil Shielded 2 750 kcmil Bottom Entry Type BE2 CT s C D 0 0 0 L2 L1 L3 36 0 J 914 4 1 Max Cable 0 Non Shielded 4 500 kcmil 3 750 kcmil Shielded 4 500 kcmil 3 750 kcmil Dimension in Millimeters Figure 28 Incoming Line Arrangement with Bus Located on Top of the Cubicle Bottom Entry...

Page 32: ...il I 36 0 H 914 4 K Max Cable O Non Shielded Vertical Entry 2 750 kcmil Horizontal Entry 2 500 kcmil k k 36 0 914 4 Max Cable Non Shielded 1 500 kcmil 36 0 914 4 Max Cable d Non Shielded 1 500 kcmil Top Entry Type TE3 c fe I 24 0 685 8 Max Cable d Non Shielded 1 500 kcmil Dimension in Millimeters Figure 29 Incoming Line Arrangement with Bus Located in Rear of Upper Compartment Top Entry 28 Courtes...

Page 33: ...50 kcmil Shielded 4 500 kcmil 3 750 kcmil Non Shielded 4 500 kcmil 3 750 kcmil Shielded 4 500 kcmil 3 750 kcmil Non Shielded 1 500 kcmil Bottom Entry Type BE3 r S CT s A 36 0 914 4 Max Cable O Non Shielded 2 500 kcmil 1 750 kcmil Shielded 2 500 kcmil 1 750 kcmil Dimension in Millimeters Figure 30 Incoming Line Arrangement with Bus Located in Rear of Upper Compartment Bottom Entry 29 Courtesy of Na...

Page 34: ...tion of the cable end to values with in safe working limits of the materials used to make up the ter minations the most common method is to gradually increase the total thickness of insulation at the termination by adding insulating tapes or a preformed insulating component in the form of a cone The cable shield is carried up the cone surface and terminated at a point near the largest diameter of ...

Page 35: ...g constant or variable torque wo speed one winding constant horsepower Reduced voltage autotransformer or reactor Table 5 lists the standard circuits Configuration Controllers using the SAMMS MV system are provided with current transformers and the SAMMS MV unit A hand held communicator HHC is used to set parameters and display data The SAMMS unit is powered from the control power transformer on t...

Page 36: ...1 F2 Size for Overload No 2 F3 Full Load Current for OLR No 1 F4 Full Load Current for OLR No 2 F5 Service Factor F6 F6A Motor Type Overload Trip Class class 2 23 F7 Cold Stall Time F7A Automatic Reset F8 Phase Unbalance F9 F10 Time to Restart Emergency Restart F11 Ground Fault Protection or Warning F12 Ground Fault Pickup Current F12A F13 Timer No 1 F14 Timer No 2 Motor Current F15 SAMMS MV Devic...

Page 37: ...arms under conditions of motor over loading single phasing prolonged acceleration and certain conditions of frequent restarting operations The internal heaters are energized from the 5 amp secondary windings of the phase current transformers Dial Setting 200 300 5 3 33 The relay with a range that will include the dial setting of 3 33 amps must therefore be used From Table 7 relay catalog number 3U...

Page 38: ...to operate Certain high inertia loads may inherently have accelerating times in excess of that which overload relays will tolerate without trip ping This condition may exist on drives such as hammermills or impactors roll and jaw crushers large blowers flywheel m g sets chippers etc Where motors have been established as suitable for the nor mally long accelerating times it may be necessary to bypa...

Page 39: ...melting time curves The curves should be positioned one over the other on a light table so that the 100 current mark on the overload curve is aligned with the current on the fuse curve corresponding to the dial setting on the overload relay For proper fuse protec tion the intersection of the two curves must occur at a point under 100 seconds o 4 115 6 Volt 10 Amp Filament Transformer o LO NOTE Ins...

Page 40: ...co m in o o g o in of Dial Setting NOTES 1 Curves are based on cold start at 25 C ambient For full running condition tripping times are lowered to 25 of indicated values 2 Band 1 shows maximum and minimum tripping charac teristics for normal three phase balanced load 3 Curve 2 shows maximum tripping times for single phase conditions 4 Motor line current is equal to overload relay current multiplie...

Page 41: ...rimp lugs are supplied ADANGER Hazardous voltages Will cause death serious personal injury or property damage h Disconnect lockout and ground incoming power and control voltage sources before beginning work on this or any other electrical equipment All pre energization checks outlined in this instruc tion manual must be performed before the equip ment is energized This equipment should be energize...

Page 42: ...perates as intended 1 An AC dielectric test at 2 25 times the nominal system voltage plus 2000 volts for one minute should be performed between all phases and from all phases to ground prior to energizing the equipment Be sure to disconnect from the circuit any devices control power transformer surge limiters surge arrestors etc which could be damaged by the test voltage 2 If a high potential test...

Page 43: ...ANSF CXFU FUSE FOR CPT SEC LSI LINE SWITCH INTERLOCK LM MAIN CONTACTOR REC RECTIFIER Rl HIGH VOLTAGE LIGHT RSI RACKING SWITCH INTERLOCK T TRIP COIL TFU FUSE FOR TEST POWER TX TRIP AUX RELAY LM CC MAIN CONTACTOR MAGNET COIL CLOSE D I 22 vO ZH 10 LM W1 A1 o a DC DRIVE UNIT 1 MECH TRIP ADDITIONAL AUXILIARY CONTACTS Figure 36 Typical Control Circuit Diagram with Type 96H3 or 97H3 Contactor Latched Con...

Page 44: ...safety practices procedures and requirements that pertain to their respective job assignments This manual should be reviewed and retained in a location readily accessi ble for reference during maintenance of this equipment ADANGER Use of unauthorized parts in the repair of the equipment alter ing of the design or tampering by unqualified personnel will result in dangerous conditions Will cause dea...

Page 45: ...n Racking Mechanism Adjustment AWARNING Table 9 Maximum resistance across line to load terminals of each pole of the Series 81000 contactors Hazardous voltages h Contactor Type Fuse Maximum Resistance Main Contacts Closed Milliohms at 20cC Will cause death serious personal injury or property damage R Rating 96H35 97H35 None 1 0 Disconnect ground and lockout incoming power before performing any mai...

Page 46: ...which the power disconnect finger assembly disengages from the stab terminal This should occur in 15 5 handle travel past the point at which the LSI opens 5 If the LSI does not open at the specified handle position the LSI stationary terminal may be adjusted by loosening the mounting screws and sliding forward or back on the guide plate as necessary Do not change the location of the LSI finger ass...

Page 47: ...ever 4 Manually rotate the contactor interlock lever so that the tab on the end of the lever engages the notch in the cam NOTE Cells located in bottom compartments are deeper than cells in middle or upper compartments The racking mechanism linkages for bottom cells are slightly different and must be adjusted differently from those of shorter cells which are located in middle or upper compartments ...

Page 48: ...ould include the following items 1 A light coat of grease Siemens part no 15 172 816 058 on the moving parts and pivots every year or 20 000 oper ations whichever comes first 2 Adjustment to allow the interlocking levers and latches to pivot freely 3 Check interlock lever engagement as shown in Figure 41 Replace assembly Siemens part no 25 154 488 877 if engagement is less than 0 12 in 3mm Electri...

Page 49: ...wed The recommended torque is determined by the size and type of hardware used Refer to Table 10 Recommended Torque When making bolted assemblies the following considerations should be generally followed The recommended torque is determined by the size of hardware used Refer to Table 10 Periodic Cleaning Accumulation of dust and foreign material such as coal dust cement dust or lampblack must be r...

Page 50: ... has been de energized and prior to working on the equipment Perform all disconnecting grounding and lockout opera tions in accordance with established safety procedures Follow the procedure outlined in the Pre Energization Check section of this manual before power is restored Overload Relays The complete overload relay must be replaced if burnout of the heater element has occurred Any indication ...

Page 51: ...utter mechanism or housing component as required to insure smooth operation See maintenance section on adjusting racking shutter and interlock mechanism Rough handling during transportation or installation Adjust mechanism and replace broken parts Contactor will not close Control circuit or main fuse blown Inspect fuses replace if blown Incoming power line not energized Close feeder circuit breake...

Page 52: ...ntained between 10 of motor nameplate voltage Low line voltage Adjust relay setting in accordance with instructions for the overload relay Adjustment should correspond to thermal rating of the motor including temperature rise duty and service factor Overload relay not adjusted to motor capabilities Contact factory Incorrect relay or relay set incorrectly Set in accordance with relay instructions R...

Page 53: ...is manual Fuses internally damaged because of improper handling Motor power fuses are made up of multiple strands of line silver ribbon which may be broken if fuses are dropped or roughly handled Several individual strands can be broken without the trip target indicating a blown fuse Handle fuses carefully installing them in clips on the top of the vacuum contactor with the indicator toward the fr...

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Page 55: ...ssion Distribution1 11 SIEMENS is a registered trademark of Siemens AG SAMMS is a trademark of Siemens Energy Automation Inc SAMMS MV and Series 81000 are trademarks of Siemens Power Transmission Distribution11 0 Bulletin SGIM 9068B replaces MVC 9068 5M 0897TD Printed in the U S A Courtesy of NationalSwitchgear com ...

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