Siemens SION 3AE5 Operating Instructions Manual Download

Page: 13 / 68

Description

9229 0025 176 0A

2019-08-05

Description

Design

The images shown are examples; not all the variants of the vacuum circuit-breaker
are shown here.

Fig. 9

12 kV, operating mechanism side, with sepa-
rating shells towards system side

Fig. 10

12 kV, pole side, without separating shells

Fig. 11

24 kV, operating mechanism side, with sepa-
rating shells towards system side

Fig. 12

24 kV, pole side, without separating shells

20.1

Cover

Name plate

Low-voltage plug connector (-X0), (optional)

Pole head

Vacuum interrupter

Pole contact plate

Isolator

Pole shell

Separating shell to system side

Summary of Contents for SION 3AE5

Page 2: ...ised according to the standards of safety engineering to switch on switch off earth and label circuits devices and systems Who are trained or instructed in the maintenance and use of appropriate safety equipment in accordance with the standards of safety engineering Who are trained in first aid Product liability DANGER Indicates a hazard with a high degree of risk which if not avoided will result ...

Page 3: ... Ambient conditions 32 Installation altitudes 32 Switching times 33 Circuit diagrams 33 Installation 35 Attachment in the switching cubicle 36 Earthing 45 Connecting low voltage 46 Electrical connection of the main conductors 49 Inserting the SION vacuum circuit breaker with withdrawable part 54 Operation 57 Commissioning 57 First closing operation 58 Closing 60 Opening 60 Maintenance 61 Maintenan...

Page 4: ...s Institut für Normung German Institute for Standardisation IEC International Electrotechnical Commission IP plate Internal arc protection plate O Open NC NC contact PMA Pole centre distance RöV Röntgenverordung German X Ray Ordinance NO NO contact VDE Verband Deutscher Elektrotechniker Association of German Electrical Engineers ...

Page 5: ...ly adjusted lifting gear may cause the transport unit to fall down Do not stand below suspended loads Select lifting gear transportation and slinging equipment according to the weight of the transport unit including any packaging such as transport pal lets Observe the transport symbols Note Maximum stacking height exceeded Damage to the bottom transport unit due to excessive weight For transport n...

Page 6: ...damage to the transport unit is confirmed by the transport com pany in writing Unpacking Working materials Required tools Knife scissors Lifting equipment with lifting gear Pliers or lever Fig 1 Transporting the pallet with carton CAUTION Risk of injury from sharp edges Fasteners may break and have sharp edges Always use a suitable tool to lever out fasteners Note Damaging the transport belt strap...

Page 7: ...it breaker for damage Note Risk of tipping over due to shift in centre of gravity Vacuum circuit breakers with mounted contact arms may tip onto the contact sys tem if not fixed Before undoing the belt straps ensure that the vacuum circuit breaker is posi tioned safely and hook fixing gear to the points marked with crane hooks see Fig 5 to Fig 7 Fig 2 Removing the fasteners from the carton Note Da...

Page 8: ...eter of the hook cross section max 19 mm 2 Opening width of the hook min 18 mm Fig 3 Example unpacking the fixed mounting ver sion Fig 4 Example unpacking version with withdrawa ble part Note Shifted centre of gravity If the vacuum circuit breakers are lifted with contact arms mounted the centre of gravity will be towards the contact arms The unit is transported in an inclined position Fig 5 Trans...

Page 9: ...ork steps Keep the supplementary equipment on hand for installation Fig 7 Transporting only for 31 5 kA with distance between pole centres 150 160 Fig 8 Transporting only for 24 kV with 2000 A 2500 A Note Property damage due to incorrect fastening of the slinging equipment The holders 49 will be damaged if ropes or similar slings are fastened below the holders 49 Only use the crane eyes to fasten ...

Page 10: ...osing spring discharged Note Risk of corrosion damage if stored improperly Failure to observe the storage conditions shortens the storage life and the vacu um circuit breaker may be damaged If the storage conditions listed below are met the vacuum circuit breaker can be stored for up to a year in its transport unit If the storage conditions are not met the vacuum circuit breaker cannot be stored i...

Page 11: ...e also Maintenance on p 61 WARNING Dangerous electrical voltage and mechanical movements When electrical devices are operated certain parts are inevitably live under dangerous voltage and mechanical parts may move very quickly also when remotely controlled If the warnings are not observed serious injury may be the result Only personnel with the relevant qualifications may work on or in the vicinit...

Page 12: ...the requirements for sources of parasitic X ray emitters ac cording to Annex 2 No 5 of the current German X Ray Ordinance up to the rated voltage defined in the approval certificate Vacuum interrupters with the type identifier can be operated by the owner of the switchgear without licensing or notification Keep a printed copy of the certificate in a suitable central location Scope of delivery Deli...

Page 13: ...epa rating shells towards system side Fig 10 12 kV pole side without separating shells Fig 11 24 kV operating mechanism side with sepa rating shells towards system side Fig 12 24 kV pole side without separating shells 20 1 Cover 21 Name plate 32 Low voltage plug connector X0 optional 42 Pole head 43 Vacuum interrupter 44 Pole contact plate 45 Isolator 46 Pole shell 47 Separating shell to system si...

Page 14: ...e side without separating shells Fig 15 17 5 kV operating mechanism side with sep arating shells towards operating mechanism side and with withdrawable part Fig 16 17 5 kV operating mechanism side with sep arating shells towards operating mechanism side with withdrawable part 10 Withdrawable part 20 1 Cover 21 Name plate 32 Low voltage plug connector X0 optional 41 Separating shell to operating me...

Page 15: ...e is an opening for this in the cover 20 1 behind which you will find the hand crank coupling 57 2 of the gear unit To prevent electrical and manual closing some designs of the vacuum circuit break er can be fitted with a key operated interlock 59 3 Indicators The charge state of the springs is indicated by the spring state indicator 55 1 The position indicating device 56 3 shows the CLOSED or OPE...

Page 16: ...solenoid Y9 53 Motor M1 charging the closing spring 54 1 Position switch S12 prevents electrical closing in mechanical interlock not shown 54 2 Position switch S21 motor control 54 3 Position switch S3 control for K1 anti pumping device 54 4 Position switch S4 message Closing spring charged 54 6 Position switch S6 circuit breaker tripping signal optional not shown 55 Closing spring 55 1 Spring sta...

Page 17: ...rical closing in mechanical interlock not shown 54 2 Position switch S21 motor control 54 3 Position switch S3 control for K1 anti pumping device 54 4 Position switch S4 message Closing spring charged 54 5 Position switch S5 electrical closing lock out or key operated interlock optional 54 6 Position switch S6 circuit breaker tripping signal optional not shown 55 Closing spring 55 1 Spring state i...

Page 18: ... Auxiliary switch optional S1 6NO 6NC 3SV9273 12NO 12NC 3SV9274 Position switch 3AX4206 0A for signal Closing spring charged S4 Low voltage interface 3AX1134 optional X0 Plug connector with sleeve housing 64 pole Plug connector with sleeve housing 24 pole Connector strip 20 pole to 30 pole Q0 X1 1 Q0 X1 2 Q0 X1 3 Low voltage interface 3AX1134 optional X0 Operations counter Mechanical manual closin...

Page 19: ...ediately and is automatically deactivated internally after charging has taken place Power consumption see table Fig 22 In the short charging time the motor operates in the overload range See Fig 23 for the rated current for the required motor short circuit protection The motor requires 60 s between each new charging Note The motor protection devices are not included in the de livery of the vacuum ...

Page 20: ...ous closing and opening pump ing Fig 24 Auxiliary contactor 34 The closing solenoid Y9 unlatches the charged closing spring and switches the vacuum circuit breaker on elec trically It is available for DC or AC voltage The closing solenoid Y9 is not designed for continuous operation and is terminated within the circuit breaker via the auxiliary switch S1 at the factory The operator s supply voltage...

Page 21: ...h S1 at the factory The operator s supply voltage is permitted to deviate from the rated supply voltage of the vacuum circuit breaker by 30 to 10 in the event of DC voltage and by 15 to 10 in the event of AC voltage The 1st shunt release Y1 is protected against over voltage 60 V Power consumption 300 W VA 3AY1410 Fig 26 1st shunt release 51 1 Position switch S21 switches the motor off after charg ...

Page 22: ...ontacts each Contacts available on the customer s premises see cir cuit diagram supplied Fig 28 Auxiliary switch 31 Rated insulation voltage 250 V AC DC Insulation group C as per VDE 0110 Continuous current 10 A Closing capacity 50 A Rated operating voltage Rated normal current up to U V I A Ohmic load Inductive load T 20 ms 230 AC 10 10 24 DC 10 10 48 DC 10 9 60 DC 9 7 110 DC 5 4 220 DC 2 5 2 ...

Page 23: ...e X0 The 64 pole plug for the external terminal is suitable for crimp termination of control cables with a nominal cross section of 1 5 mm2 A further shunt release transformer operated release or undervoltage release can be installed as a 2nd release The position switch S6 makes contact briefly when the vacuum circuit breaker is opened by means of an elec trical release This contact can be used fo...

Page 24: ...the electrical open command is passed by means of a magnet ar mature to the OPEN latch by release of an energy storage mechanism thus open ing the vacuum circuit breaker This opening solenoid is not designed for continuous operation Shunt releases are protected against overvoltage 60 V Power consumption 10 W VA Fig 32 2nd shunt release 51 2 Fig 33 2nd shunt release 51 2 ...

Page 25: ...ated release s rated current the stored energy mechanism is unlatched thus initiating opening of the vacuum circuit breaker For use of the c t operated releases matching transformers are also needed for matching in addition to the main current transformers Power consumption for 0 5 A and 1 A 6 VA at 90 of the c t operated release s rated current and with open armature Power consumption 10 W VA Fig...

Page 26: ... also be done with the aid of an NO contact by short circuiting the solenoid coil If this release method is used the solenoid coil s short circuit current is limited by the built in resistor The undervoltage release Y7 can also be connected to voltage transformers The undervoltage release Y7 automatically trips the vacuum circuit breaker if the rated supply voltage drops to an inadmissible value A...

Page 27: ...ption 50 W rated voltage 230 V AC optionally 110 V AC The heater minimises condensation and corrosion of the vacuum circuit breaker To this end the heater has to be connected to the supply voltage see circuit diagram included with the delivery Fig 38 Example heating 59 4 WARNING Hot surfaces Touching hot components can cause burns Let the heater and its surroundings cool down ...

Page 28: ...tchgear counter contacts Mechanical interlock optional A sensing and actuation component b on the system side detects the operating po sition CLOSED OPEN of the vacuum circuit breaker CLOSED switch position If the vacuum circuit breaker is closed actuation of the system s interrogation and actuation component b is prevented A mechanical system in the switchgear truck or withdrawable section reliab...

Page 29: ...r actuation component cross section max 14 mm x 3 mm actuation force min 50 N max 450 N c d Refer to dimension drawing X X Sectional view Z View from below The installation dimensions c d for the sensing or actuation component b are in cluded in the dimensional drawing supplied Fig 39 Mechanical interlock Z 35 0 3 mm ...

Page 30: ...tion the vacuum circuit breaker is locked with the key operated interlock and must be unlocked for test switching operations and com missioning Fig 40 Key operated interlock 59 3 Closing of the vacuum circuit breaker can be prevented with the electrical closing lock out Y8E The electrical closing lock out Y8E enables operation of the vacuum circuit breaker if auxiliary voltage is avail able and me...

Page 31: ...r 12 Factory number 13 Type designation 14 Quality control seal Made in Germany Q 600806 Kontr 0001 II 10_de 1 2 3 4 5 6 7 14 8 9 10 11 12 13 Type 3AE50123 2 No S 3AE50123 2 Year of manufacture 2019 Rated operating sequence O 0 3 s CO 15 s CO Class as per IEC 62271 100 E2 C2 M2 Ur 12 kV fr 50 60 Hz Isc 31 5 kA Ud 42 kV Up 95 kV Ir 1250 A tk 3 s m 80 kg Rated voltage Ur kV 7 2 12 17 5 24 Rated norm...

Page 32: ...stances 3S24 1 Minimum temperature limit 5 C 23 F with addition A40 to 25 C 13 F 2 Without occurrence of salt fog and simultaneous condensation 3 Class 3C3 H2S 20 ppm in dry air 50 with order code D20 4 Restriction Clean insulation parts 5 Average value measured over 24 hours 6 Average value measured over 1 month Fig 44 Ambient conditions 55 C 131 F 5 C 1 23 F 1 95 5 90 6 5 U U0 Ka U Rated withsta...

Page 33: ...ning Dead time period from the end of the current flow in all poles up to the start of the current flow in the first pole Circuit diagrams The circuit diagrams for the vacuum circuit breaker are compiled depending on your order The corresponding circuit diagram book can also be downloaded from the following URL on the internet https support industry siemens com Closing time 60 ms Opening time 1st ...

Page 34: ...Description 34 9229 0025 176 0A 2019 08 05 Blank page ...

Page 35: ...eaker falling and cause injury to persons Observe weight Use means of transportation suited to the requirements and load carrying capacity The vacuum circuit breaker must not fall over WARNING Hot surfaces Touching hot components can cause burns Let the heater and its surroundings cool down CAUTION Risk of crushing from rotating and spring loaded parts Rotating and spring loaded parts can move qui...

Page 36: ...r to the vac uum interrupters as a withdrawable part and as an indoor fixed mounting Note For preliminary work the vacuum circuit breaker must be secured against falling over placed onto a suitable base or prepared for installation while suspended from a crane Note Material damage due to maloperation If the SION vacuum circuit breaker is triggered manually with the cover removed and the mechanical...

Page 37: ...he cover Removing Pull off both the engaging hooks of the cover 20 1 simultaneously Swing cover 20 1 forward and then remove to the front and top Installation Insert the cover 20 1 into the guide from the top do not jam or swing it down Let both engaging hooks of the cover 20 1 fully engage Fig 48 Removing the cover Fig 49 Mounting the cover ...

Page 38: ...the contact washers Lift the cover slightly upwards and remove Installation Position the openings of the cover over the upper hexagonal bolts and the con tact washers and hook in the cover Put contact washers on the hexagonal bolts with the gearing facing the cover and screw M6 hexagonal bolts in with a tightening torque of 12 1 2 Nm Fig 50 Removing the cover Fig 51 Mounting the cover 4 0 4 Nm ...

Page 39: ...d protect the cables coming from the low voltage interface Self tapping screws are suitable for single use only Mount the retaining angle 60 with the cable harness so that the cable harness is routed to the back of the pole shells Fit the retaining angle with the self tapping screws Torx screwdriver size 20 and a tightening torque of 3 0 3 Nm For the wiring of the connector strip or terminal strip...

Page 40: ...con ductors connecting the main conductors see Connecting the main conductor page 50 Place separating shell 47 onto the pole shell 46 and engage into the guide Engage the hooks by hand if necessary Place upper separating shell 47 at a slight angle from above onto the rib arrow A and press against the pole shell 46 until it engages audibly Press lower separating shell 47 horizontally against the po...

Page 41: ...the various installation types Use M10 screws strength class 8 8 for fastening The binding dimension draw ings are relevant Fixing on the mounting surface Use 4 M10 screws and washers to screw the fixed mounted circuit breaker onto the mounting surface from below Tightening torque 48 4 Nm greased threads only Fixing to the withdrawable part For fixing to the withdrawable part remove the cover prio...

Page 42: ...e must be made to suit the service conditions and have sufficient load bearing capacity and stability Remove the fixing straps from the supplementary equipment and mount them as shown in the installation drawing Tightening torque 24 2 Nm Installation of the vacuum circuit breaker on a vertical plane Fig 61 Example with withdrawable part Fig 62 Mounting the fixing straps Fig 63 Mounting the fixing ...

Page 43: ...nt the IP plates on both sides as shown in the installation drawing Guide continuous IP plate between pole shell and operating mechanism box and fix to the operating mechanism box Tightening torque 24 2 Nm Note The IP plates are classed as accessories Whether mounting is possible depends on the version of the switching device You can ask the manufacturer if mounting is possible When the IP plate h...

Page 44: ...ting is possible A mounted shaft cover prevents access to open moving parts and prevents inju ries A shaft cover can be mounted on both sides to cover and prevent contact with the circuit breaker shaft Insert expansion rivet in shaft cover step 1 Mount shaft cover with the fastening elements and the self tapping screws Torx T20 to the vacuum circuit breaker step 2 Tightening torque 5 1 Nm Fig 66 M...

Page 45: ...he earthing conductor 105 Nm 105 Nm Select the cross section of the earthing conductor so that a current of 30 A with a maximum voltage drop of 3 V can be conducted to the provided earthing point see IEC 62271 200 Remove hexagonal bolt M12 with washers from the supplementary equipment or if mounted completely unscrew from the earthing terminal Observe the order of the fixing elements Place the was...

Page 46: ...oltage interface X0 The 64 pole plug for the external terminal is suitable for crimp termination of control and signalling lines with a cross section of 1 5 mm2 to 2 5 mm2 Fig 70 Low voltage interface X0 32 Remove the cover for the low voltage interface refer to Removing and mounting covers page 37 Insert flat head screwdriver size 0 5 mm x 3 mm into the plug WAGO 231 110 026 000 Insulation stripp...

Page 47: ... spring state indicator Laying the cable harness see Fig 73 Feed the cable harness of the withdrawable part with the plugs Q0 through the vacuum circuit breaker Fix the cable harness to the right side wall with cable straps Mounting the plug Insert the plug bottom Q0 into the frame as far as it will go and let it engage Wire the plug Q1 and insert it see Wiring of connectors Q0 X1 1 Q0 X1 2 Q0 X1 ...

Page 48: ...age release Y7 3AX1103 is supplied with a transport block Remove the cover see Removing and mounting covers page 37 Shift the retaining screw of the striker pin from posi tion A to B see the reference note in the operating mechanism of the vacuum circuit breaker Mount the cover again in the reverse order see Removing and mounting covers page 37 Fig 76 Removing the transport block ...

Page 49: ...ssion ing on page 57 Note Grease the conductor bars with Vaseline prior to installation Note For screw in depths for screws or threaded rods and impact depths for dowel pins or coiled spring pins see table Screw in depths Fig 79 Note Clean silver spray plated and copper spray plated connecting surfaces with a cloth do not brush Different connection materials AI CU must not be cleaned with the same...

Page 50: ...ementary equipment Mounting conductor bars Adjust the conductor bars in such a way that before fastening they lie flat easily and fit the holes on the contact surfaces of the upper and lower terminal Depending on the rated current strength use M12 or M16 screws and nuts strength class 8 8 and the appropriate spring elements and washers for the connection of the conductor bars Rated voltage Ur kV 7...

Page 51: ... of the spring pin depending on the cross section of the busbar in mm Mounting contact arms and systems Grease the screw in section of the threaded rods with Vaseline Screw in the threaded rod and observe the screw in depths for safe use see Table Screw in depths from contact surface in the upper and lower terminals page 50 Screw the threaded rods to the contact surfaces Tightening torque for M12 ...

Page 52: ... the rear of the contact system adjust the contact arm adapter with screw washers and nut Tighten contact arm adapter in the contact system using an open end span ner Remove screw with washers and nut Grease contact systems for contact arms with Ø 60 mm without contact arm Fig 84 Fitting the contact arms 22 Fig 85 For contact arms with Ø 40 mm inserting the contact arm adapter 22 2 on the rear Fig...

Page 53: ...ase the other side of the contact system with Molykote Longterm 2 Mounting the bushing and mating contact The plate must be provided by the customer for the dimensions see the supplied dimension drawing Screw bushings with mating contact each with 4 DIN 603 M8x25 8 8 carriage bolts with square neck contact washers and hexagon nuts to the plate made of non ferromagnetic steel in the pan el or the r...

Page 54: ...d properly Moving the SION vacuum circuit breaker on the withdrawable part Fig 89 Example inserting into the guide rails Fig 90 Example inserting and locking WARNING Risk of crushing Mechanical parts can move quickly even if they are remote controlled Contact with mechanical parts or parts under spring charge can lead to crushing of body parts Do not remove covers Do not reach into openings Do not...

Page 55: ...cted on the customer s premises the fol lowing positions of the vacuum circuit breaker with withdrawable part are sensed during movement Fig 91 Example moving in the guide rails Disconnected position test position Intermediate position Entering position service position Switches S1 5 S1 6 S1 7 S1 8 send a signal or message No signal Switches S1 0 S1 1 S1 2 S1 3 send a signal or message For stabili...

Page 56: ...Installation 56 9229 0025 176 0A 2019 08 05 Blank page ...

Page 57: ...the information on the name plate see page 31 match the order data Ensure correct operating voltage Is the ambient air temperature at least 5 C 23 F with addition A40 to 25 C 13 F If necessary clean the vacuum circuit breaker details on this in section Cleaning on page 61 Check that bolted joints are tightened securely Check the plug in connection of the connector strip for firm seat If necessary ...

Page 58: ...eases by operating them electrically If there is a 3AX1103 undervoltage release Y7 Has the retaining screw of the striker pin been shifted from position A to B see Removing the transport block from the undervoltage release on page 48 If there are interlocks and a retrofitted key operated interlock Check if the function of the interlocks as per IEC 62271 200 is guaranteed WARNING Faulty or damaged ...

Page 59: ...ockwise until the spring state indicator changes over The adapter of the hand crank is designed in such a way that the hand crank be comes uncoupled when the motor supply voltage returns WARNING Suddenly rotating hand crank when motor starts up Risk of injury if hand cranks other than the original hand crank are used If the hand crank does not have a slip coupling the hand crank will also rotate w...

Page 60: ...tor Change of the spring state indicator Opening The opening spring is charged during the closing operation To open send the opening command via the OPEN pushbutton or the correspond ing control unit until the vacuum circuit breaker is open and shows and signals the OPEN switch position Change of the switching position indicator after electrical opening The spring state indicator does not change D...

Page 61: ...ischarged Special service conditions If the vacuum circuit breaker is operated under unfavourable conditions indoors heavy and frequent condensation dusty air etc we recommend cleaning the in sulating parts and possibly the outer parts of the circuit breaker at shorter intervals Cleaning DANGER High voltage danger to life Touching live parts is fatal or causes serious physical injury Before beginn...

Page 62: ...to be replaced only by personnel trained and certified by Siemens The vacuum circuit breaker should be taken out of the switchgear or switch cabinet for servicing Fig 95 Accessories available for order Always specify the vacuum circuit breaker s type and serial no see Name plate on page 31 when ordering spare parts CAUTION Risk of injury due to unexpected switching operation Switching operations a...

Page 63: ...ics Electronic scrap must be disposed of in accordance with applicable regulations Materials The vacuum circuit breaker consists of the following materials Metals Steel partly phosphatised galvanized and yellow chromated or thick layer passivated Copper partly silver plated Aluminium partly silver plated Brass Chrome Insulating material partly glass fibre reinforced Epoxy resin polyester resin pol...

Page 64: ...Maintenance 64 9229 0025 176 0A 2019 08 05 Blank page ...

Page 65: ...8 Dowel pin 51 E Earthing terminal 45 F Factory number 31 H Hand crank 15 59 Hand crank coupling 15 17 Handle withdrawable part 55 Heater R01 16 18 27 High voltage protective earth 45 I Installation altitudes 32 Installation position 36 Interlock mechanical 18 28 Interlocks 28 IP plate 18 43 Isolator 13 15 K Key operated interlock 15 18 30 L Low voltage interface X0 18 46 plug connector X0 13 14 1...

Page 66: ...rcuit duration 31 Rated voltage 31 50 Resistor R1 16 17 26 Retaining angle 39 S Separating shell 13 14 40 mounting 40 Shaft cover 18 44 Shunt release Y1 1st release 16 18 21 Y2 2nd release 16 18 24 Spiral spring pin 51 Spring state indicator 15 17 Standards 12 Switching times 33 T Threaded rod 51 Type designation 31 U Undervoltage release Y7 18 26 48 V Vacuum interrupter 13 14 contact stroke 14 co...

Page 67: ... contact plate 45 Isolator 46 Pole shell 47 Separating shell from unit optional 49 Holder 51 1 1st shunt release Y1 51 2 2nd release 51 3 3rd release 52 Closing solenoid Y9 53 Motor M1 54 1 Position switch S12 54 2 Position switch S21 54 3 Position switch S3 54 4 Position switch S4 54 5 Position switch S5 54 6 Circuit breaker tripping signal S6 55 Closing spring 55 1 Spring state indicator 56 1 CL...

Page 68: ...Published by Siemens AG Smart Infrastructure Distribution Systems Schaltwerk Berlin Nonnendammallee 104 13629 Berlin Germany ...

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