Air Circuit Breakers

Transcription

1 Air Circuit Breakers

2 About us Larsen & Toubro is a technologydriven company that infuses engineering with imagination. The Company offers a wide range of advanced solutions in the field of Engineering, Construction, Electrical & Automation, Machinery and Information Technology. L&T Switchgear, a part of the Electrical & Automation business, is India's largest manufacturer of low voltage switchgear, with the scale, sophistication and range to meet global benchmarks. With over five decades of experience in this field, the Company today enjoys a leadership position in the Indian market with a growing international presence. It offers a complete range of products including powergear, controlgear, industrial automation, building electricals & automation, reactive power management, energy meters, and protective relays. These products conform to Indian and International Standards. Switchgear Factory, Mumbai Switchgear Factory, Ahmednagar

3 Air Circuit Breakers L&T s Air Circuit Breakers ACBs) are specially designed for extreme tropical conditions and have a proven track record of more than 30 years. Presently more than 3,,000 Air Circuit Breakers supplied by L&T are being used for diverse applications. The Air Circuit Breakers provide technologically driven solutions to meet customer needs. Complete selectivity Unique feature of lcu=lcs=lcw for second across the entire range. This ensures complete selectivity for system with time based discrimination. Perfect for Indian conditions Inherent design to perform in extreme tropical conditions. Typical site conditions like high ambient temperature, humidity and dusty environment are best handled by ACBs without compromising on performance and safety. Optimal compactness Designed to ensure Low inherent temperature rise Adequate interface clearances Widest choice of over current protection releases Advance microcontroller based with option of communication & meteringsr7 Micro processor based releasessr8/sr8g/sri Thermomagnetic releasedn Elegant design & rugged construction Common door cutout for entire range Left aligned cutout for all ratings Uniform height and depth for ACBs upto 00 Amp Range to meet every customer s need Various options to choose from Breaking capacity from ka to ka 3 Pole or 4 Pole configuration Fixed or Drawout version Auto or Manual reset mechanism Independent manual or stored energy type, manual or electrically operated mechanism Different terminal orientations : Flat, Horizontal and Vertical

4 User friendly features Front accessible over current release settings, telescopic racking handle and various racking interlocks; no need to open the panel door Unique Maintenance position in drawout type ACBs to facilitate maintenance & inspection without removing ACB from the panel Multitap CTs for enhancing protection range in DN release Wide variety of Amperemetric and Voltmetric releases Fully rated neutral pole for the entire range Lockable sliding shutters to prevent unauthorized access to TRIP and CLOSE push buttons Can be used as an ON / OFF Load Isolator Extendable Electrical Life: By replacing the arcing contacts at site, for all ratings Without changing pole assembly Programmable SICs: Auxiliary contacts in drawout ACBs are programmable for only Service, Only Test, Test and Service, and All Positions Protection releases are easily interchangeable at site Facility for site conversion of manually operated ACBs to electrically operated ACBs Jaws on breaker facilitate ease of maintenance & replacement of contact jaws Safety marked for C, S & H ranges Superior quality engineering grade plastics used for insulation purpose; conforms to Glow wire test Ref: IEC 695) Inbuilt mechanical antipumping to prevent autoreclosing of ACB on persisting faults Inbuilt rating error preventor in drawout ACBs ensure correct rating of drawout portion in corresponding cradle Safety shutters prevent accidental contact with live cradle terminals Variety of Safety Interlocks Easily removable arc chutes without use of any tool Operating voltage ranges from % Un to % Un for shunt release ensures intentional tripping even at high voltage drops during short circuit Transparent safety shutter offers easy inspection of cradle contacts & reduces the maintenance time Conformance to standards IEC 947 Part & ) IS/IEC 947 Part & ) IEC 695 BS EN 947

5 Range Breaking capacities: Icu = Ics = Icw Rated Current 0A 630A 800A A A A 000A 0A 300A 00A 00A 6300A CNCS : E ka ka ka ka ka ka ka Frame CNCS : S ka ka ka ka ka ka ka ka Frame Frame CNCS : C ka ka ka ka ka 55kA ka 95kA 95kA CNCS : H ka ka ka ka ka ka CNCS : H0 ka ka CNCS : H/H ka ka Frame Frame Frame3 Frame4 3

6 Technical Data Sheet Rating A) Type Designation E E S E S C H E S C H E S C H E S C H E S C H S C H S H0 H H0 H C C Rated current A) at C I n Rated operational voltage V), /Hz * U e Rated insulation voltage V), /Hz U i No. of poles 3 3 3/4 3 3/4 3 3/4 3 3/4 3 3/4 3 3/4 3/4 3/4 3/4 3/4 3/4 Rated ultimate short circuit breaking capacity /Hz ka rms) I cu 380/45/0V 690V Rated service short circuit breaking capacity /Hz ka rms) I cs 380/45/0V 690V Rated short time 0.5 sec withstand capacity /Hz ka rms) ** I cw sec 3 sec Rated making capacity /Hz ka peak) I cm 380/45/0V 690V Rated impulse withstand voltage of main circuit kv) U imp Rated impulse withstand voltage of aux. circuit kv) U imp Typical opening time ms) Typical closing time ms) Utilization category B B B B B B B B B B B B Suitability for isolation Fixed x x x x x x x x x x x x x x Draw out x x x x x x x Manual Electrical x x x x x x x Electrical & Mechanical life operating cycles) Electrical life without maintenance Dimensions in mm) Fixed H W 3 Pole 4 Pole D Draw out H W 3 Pole 4 Pole D * Please consult us for application at dc voltages & higher operational voltage upto 690V AC. ** Icw values are indicated based on thermal considerations. While selecting a breaker please ensure that Icw requirement for the application is not more than Ics / Icu at the point of installation. Electrical life = Mechanical life. However, arcing contacts need to be replaced depending upon wear & tear. Please consult us. 5

7 Protection releases Microprocessorbased, Communicationcapable Release SR7 Salient Features True RMS sensing Offers comprehensive protection for overload, short circuit, instantaneous, earth fault and neutral overload High resolution backlit LCD display Intelligent Pretrip alarm to prevent system shutdown Password protected settings and commands MODBUS RTU protocol with intrinsic RS 485 port LED indication for POWER ON, different faults and Pretrip alarm sets of storable protection settings Last 5 trips & 8 Event records with time & date stamping 3 programmable contacts for micro controller failure, for basic fault annunciation 4 relay contacts for indication of exceeding maximum demand, Pretrip alarm and control on breaker closing and opening) Ratingplug for precise protection at lower load currents Autodoubling features to prevent nuisance tripping Selectable I t based current for shorttime and earth fault zones Thermal reflectivity enables faster tripping on recurrent overloads Inbuilt Zone Selective Interlocking Provision for Selfdiagnostic test Conformance to EMI/EMC standards Overload Phase) Neutral Fault Short Circuit Instantaneous Earth Fault Parameter Current Settings A), Ir = In x... Time Delay, Tr sec) at 6 x Ir Pretrip Alarm Settings Thermal Reflectivity Function Current Settings A), In = Irx... Time Delay sec) Current Settings A), Isd = In x... Time Delay, tsd msec) at x In Pretrip Alarm Settings l t Coldload Pickup Coldload Pickup Delay Function Current Settings A), Ii = In x... Function Current Settings A), Ig = In x... Time Delay sec), tg Pretrip Alarm Settings l t Coldload Pickup l t OFF l t ON Screen Abbreviation PICKUP TMStr PREALAR THMMEM FUNC PICKUP DELAY PICKUP DELAY DELAY PREALAR l t COLDPIC CPDLY FUNC PICKUP FUNC PICKUP DELAY PREALAR l t COLDPIC Details 0.4 to.0 In in steps of 0.05 In to 0.95 Ir in steps of 0.05 Ir ON / OFF Same as 'Overload Phase)' to In in steps of 0.5 In to 0.95 Is in steps of 0.05 Is ON / OFF to sec in steps of sec to 6 In in steps of In to 0.6 in steps of 0.05 In for l t ON to 0.6 in steps of 0.0 In for l t OFF to 0 msecs in steps of msec for l t ON to 5 sec in steps of msec for l t OFF 0.5 to 0.95 Ig in steps of 0.05 Ig ON / OFF Factory Settings.0 In 30 sec 0.95 Ir OFF.0 Ir 30 sec In 0 msec 0 msec 0.95 Is Disable sec Enable 6 In Enable 0.6 In 3 sec 0.95 Ig OFF Disable Note: Both Protection Groups & carry the same factory settings. 6

8 Additional Protections Parameter Screen Abbreviation Details Factory Settings Under Current Function FUNC Disable Current Setting A) x In PICKUP 5% to 80% in steps of 5% In 0.8 In Time Delay secs) DELAY to 55 in steps of second second Trip / Alarm MODE Either / Both Alarm Current Unbalance Function FUNC Disable Current Setting A) x In PICKUP % to 95% in steps of 5% In 0. In Time Delay secs) DELAY to in steps of 5 secs.0 secs Over Voltage # Function FUNC Disable Voltage Setting V) Vs = Vn x.. PICKUP % to % in steps of 5% Vn. Vn Time Delay secs) DELAY to in steps of secs 5.0 secs Reset Voltage RSTSET 85% to 98% in steps of % Vs 0.95 Vs Trip / Alarm MODE Either / Both Alarm Under Voltage # Function FUNC Disable Voltage Setting V) Vn x.. PICKUP 45% to % in steps of 5% Vn 0.6 Vn Time Delay secs) DELAY to 5 in steps of secs second Reset Voltage RSTSET % to 5% in steps of % Vs.0 Vs Trip / Alarm MODE Either / Both Alarm Under Frequency # Function FUNC Disable Frequency Setting Hz) PICKUP 45 to Hz for Hz in steps of 0.0Hz 57 to Hz for Hz in steps of 0.0Hz 48.0Hz 59.0Hz Time Delay secs) DELAY to secs in steps of Second 0. secs Drop Off Frequency DRPOFF 0.0 to 0.Hz in steps of Hz Hz Trip / Alarm MODE Either / Both Alarm Over Frequency # Function FUNC Disable Frequency Setting Hz) PICKUP to 55Hz for Hz in steps of 0.0Hz to 6Hz for Hz in steps of 0.0Hz 5.0Hz 6.0Hz Time Delay secs) DELAY o. to secs in steps of second 0. secs Drop Off Frequency DRPOFF 0.0 to 0.Hz in steps of Hz Hz Trip / Alarm MODE Either / Both Alarm Reverse Power # Function FUNC Disable Settings kw) PICKUP 0.0 to 0.4 in steps of 0.0 Pn 0. Pn Time Delay secs) DELAY to in steps of secs.0 secs Trip Alarm MODE Either / Both Alarm Phase Sequence # Function FUNC Disable Settings PICKUP Time Delay secs) DELAY 0 to 5 in steps of 0.5 secs secs Breaker Failure Trip / Alarm Function MODE FUNC Either / Both Alarm Disable Time Delay secs) DELAY 0.05 to secs in steps of 0.0 secs.0 second Maximum Demand Exceed Function Settings kw) FUNC PICKUP kw kw Disable kw Step DELAY kw kw kw i Discrimination i Discrimination Disable # Requires SR7PM module 7

9 Metering Parameter Current Voltage# Frequency # Power Factor # Power # Energy # HarmonicCurrent HarmonicVoltage # Display # Requires SR7PM module Screen Abbreviation I Imax %Load V VphVph F PF kw kvar kva kw kwh kvarh kvah IHAR IHAR I3HAR VHAR VHAR V3HAR Details Phase, Earth and Neutral Maximum running Current per Phase Percent Loading PhaseNeutral PhasePhase System Frequency System Power Factor Active Power per Phase and Total kw) Reactive Power per Phase and Total kvar) Apparent Power per Phase and Total kva) Maximum Demand kw) Total Active Energy kwh) Total Reactive Energy kvarh) Total Apparent Energy kvah) RPhase Current Harmonics YPhase Current Harmonics BPhase Current Harmonics RPhase Voltage Harmonics YPhase Voltage Harmonics BPhase Voltage Harmonics High Resolution Backlit LCD Additional Features Parameter LED Indications Auxiliary Supply Digital Inputs Output Relays Rating Plug Communication Maintenance Indication Event Records 8) Trip Records Testing Supplementary Modules No. of Storable Settings Screen Abbreviation Auxiliary Power ON Overload Short Circuit Instantaneous Earth Fault Neutral Fault Trip Alarm In Multiplier Protocol Link used SelfDiagnostic Test Comunication Module SR7COM) Power Supply Module UNPS) Power Metering Module SR7PM) Relay Module SR7REL) Details 4V DC 4 Nos. 3 Internal + 4 External Relays V AC / 5A, 30V DC / 5A resistive load) MODBUS RTU RS 485 I t based Pickup, Alarm, Trip, Date, Time and Cause of Event, voltage and current readings in all phases Last 5 records with date and time stamping, MODBUS RTU using RS485 Input:6V to V DC, 90 to 300V AC/DC Output:4V DC V AC, 45V AC 4 Relay Outputs Breaker OPEN, Breaker CLOSE, Pre Trip alarm and MD Exceed) 8

10 Protection releases Microprocessor Based Release SRi Salient Features Selfpowered & true RMS sensing Inbuilt Zone Selective Interlocking ZSI) Provision for Selfdiagnostic testwithout tripping the breaker) Switchable thermal memory takes care of residual heat in case of repetitive overloads Multistate LED to indicate Power ON condition Test mode Individual fault annunciation through LEDs Provision for AN module for remote fault indication through LEDs with changeover contact for each kind of fault Direct tripping of breakerreliable tripping with minimum time delay Test kit available for testing the release SRT) Realistic hot and cold curves which take into account integrated heating effect Conformance to EMI/EMC standards Type of Protection Long Time Pickup Current Ir 0.5 to.0 times In Steps : 0., 0., 0., 0.70, 0., 0.80, 0.85, 0.9, 0.95,.00 Setting Range Time Delay 0. to 30 sec. at 6 times Ir Steps : 0., 0.5,,.5,, 3.5, 6,, 7, 30 Sec Short Time Instantaneous Ground Fault* to times In Steps :, 3, 4, 5, 6, 7, 8, 9, to 6 times In Steps :, 3, 4, 6, 8,,, 4, 6, OFF 0. to 0.6 times In Steps : 0., 0.3, 0.4, 0.5, ms to 0 ms Steps : 0,,,, 00,, 300, 0, 0, 0 ms to 0 ms Steps :, 00, 300, 0 ms & OFF In 3 phase, 4 wire system, Neutral CT is required for ground fault protection. Testkit SRT Salient Features TestKit for SR8/SR8G/SRi Releases Operates from 30V AC supply & generates singlephase voltage test signals Tests the release for Phase fault i.e. for long time, short time and instantaneous protection Ground fault protection Test current multiples For phase faults:.5 In, 4.5 In, 6.5 In, 9.5 In, In, 3 In For ground fault: 0.5 In, 0.35 In, 0.45 In, 0.55 In Five 7segments LED display indicates the trip time two places after decimal) 9

11 Protection releases Microprocessor Based Release SR8 & SR8G Salient Features Selfpowered & true RMS sensing Comprehensive protection SR8; Long Time and Short Time SR8G; Long Time, Short Time and Ground fault protection True Hot & Cold characteristics & switchable thermal memory Multistate LED to indicate Power ON condition Test mode Individual fault annunciation through LEDs AN module for remote fault indication through LEDs with changeover contact for each kind of fault Provision for Selfdiagnostic test without tripping the breaker) Test kit SRT) available for testing the releases Conformance to EMI/EMC standards Type of Protection Pickup Current Setting Range Time Delay Long Time Short Time Instantaneous Ground Fault* Ir 0.5 to.0 times In Steps : 0., 0., 0., 0.70, 0., 0.80, 0.85, 0.9, 0.95,.00 to times In Steps :, 3, 4, 5, 6, 7, 8, 9, 6 & In 0. to 0.6 times In Steps : 0., 0.3, 0.4, 0.5, sec at 6 time s Ir 0 to 0 ms Steps : 0,,,, 00,, 300, 0, 0, 0 ms to 0 ms Steps :, 00, 300, 0 ms & OFF * Available in SR8G release only In 3 phase, 4 wire system, Neutral CT is required for ground fault protection. Thermomagnetic Release Type DN DN thermomagnetic release offers reliable protection against overload, short circuit and ground faults via multitap Cts. with ambient temperature compensation 0 0 from 5 C to C Protection Overload Protection Unique individual phase O/L setting adjustment helps to avoid the nuisance tripping of ACBs in unbalance load condition due to single phase loads) on distribution transformer. Long time pickup range: 0. to times In Short Circuit Protection Two taps on CTs working as rating plug) help in selecting operating threshold. Shorttime pickup range: 5.5 to 7.5 times In with minimum impulsion time of 5ms to prevent nuisance tripping due to transients Ground Fault Protection Offered with auxiliary earth fault release module. Groundfault pickup range: 0. to 0.5 times In

12 Protection Characteristic Overload Curve SR7),000 Trip Time s) 30 sec 4 sec 8 sec sec 6 sec 4 sec sec Tolerance: Trip Time: ±0% Short Circuit I t ON SR7),000 sec 0.5 sec Current Multiples x Ir) Trip Time s) Current Multiples x In)

13 Protection Characteristic,000 Short Circuit I t OFF SR7) Trip Time s) Instantaneous SR7) Current Multiples x In) Trip Time s) Current Multiples x In)

14 Protection Characteristic,000 Earth Fault I t ON SR7) Trip Time s) s s Earth Fault I t OFF SR7), Current Multiples x In) Trip Time s) s 0.3s 0.s s Current Multiples x In) 3

15 Protection Characteristic 0 Overload SRi) Trip Time s) Short Circuit SRi) Current Multiples x Ir) Trip Time s) Current Multiples x In) 4

16 Protection Characteristic Ground Fault SRi) Trip Time s) Overload SR8/8G) 0.0 Current Multiples x In) Trip Time s) Current Multiples x Ir) 5

17 Protection Characteristic Short Circuit SR8/8G) Trip Time s) Ground Fault SR8G) Current Multiples x In) Trip Time s) 0.0 Current Multiples x In) 6

18 Protection Characteristic Timecurrent DN) 0.05 Operating Limits }. Thermal Zone of Short Circuit Operation M/M) Trip Time s) M M DN 5ms 0.0 Total Operating Time Min. Impulsion Time Current Multiples x In) 7

19 Wiring Diagram H B 88 anti pumping MV CP NCT 7 7 E F Micro switch for ground fault in DN release Electrical antipumping Under voltage Indication Shunt trip Indication Separate fault Indication Common fault Indication Spring Charging Indication Closing Preventer U/V release Neutral C.T As per order/requirement FCA Limit switchshown in breaker reset condition) R Economy Resistor C Limit switch operates when closing electromagnet is held on C6 Service position microswitch for withdrawable circuit breakersshown in test position) For SRi release P&C unit) Short circuit i/p & o/p Ground fault i/p & o/p Ground i discrimination i discrimination SI, SO GI, GO G C H ECD Only for DC F Internal Wiring FCA B D Electric Charging Device 5 6 E C Closing Coil N R Y B CA x x x x 4 EA/ EA Internal Wiring DN/SR8/SR8G SRi/SR7 8 8 Load Aux NO Aux NC Aux NO Aux NC Aux NO Aux NC Shunt release Aux NC Protection & Control Unit Main Circuit Ref no The above drawing is for EDO breakers. ) For MDO/MF versions Ref no. 3,, are not applicable E, B, C, D, A are applicable only in electrical breakers. ) For EF versions The ref. no., 3, 4, 5, 6, 7, 8, 9, 0, are provided as per customer requirement. CC C6 A R 8

20 Accessories Type Data Lockable Trip Push Button LTPB) Mounted in place of normal trip push button. With this, ACB can be locked in trip condition. For interlocking, LTPBs are offered in the following combinations: 4 different types of keys i.e. AA, BB, CC and DD suitable for I/C & B/C schemes Combination of L, M, N, LM and MN locks, which are suitable for 3 I/C & B/C schemes Combination of K, L, M, N, KL, LM and MN locks, which are suitable for 4 I/C & 3 B/C schemes Combination of J, K, L, M, N, JK, KL, LM and MN locks, which are suitable for 5 I/C & 4 B/C schemes View of the Cradle Locking in Isolated Position LIP) The facility of locking the ACB in Isolated position is available in Drawout ACBs. This is useful to achieve interlocking between Main & Standby source. Similar lock is available as LOCK IN ANY POSITION. Door Interlock Racking Interlock Locking in Isolated Position Door Interlock This ensures: Unless the panel door is closed, breaker cannot be racked in or out Unless the breaker is in Isolated Position, it is not possible to open the panel door Racking Interlock This ensures that breaker cannot be racked in/out unless the ACB is in tripped/open condition. Mechanical Interlock It is possible to provide Mechanical Interlock between two breakers of the same or different ratings in vertical or horizontal configurations. Mechanical interlock is available for ACBs up to 00A. Mechanical interlocking for ACBs in vertical configuration can be provided by links or by flexible cables. Same for horizontal configuration can be provided by flexible cables. 9

21 Accessories Type Data C Common indication of tripping due to overload, short circuit and ground faults. Provided by microswitch C fitted inside the ACB Available as an option in all releases C Separate indication of tripping due to overload, short circuit and ground faults. For release type DN, this is provided by microswitch C & C C fitted inside release) ANAnnunciator Module Remote indication of tripping due to overload, short circuit and ground faults. Can be used with releases type SR8/SR8G/SRi Individual fault indication provided by three separate LEDs for Long time faults Short time fault/instantaneous fault Ground fault One potential free contact rated 5A at 30V AC available for each type of fault Flush mounting on panel HWD=9mm x 46mm x mm) Operating voltage: V AC C5 Indication for operation of shunt release or undervoltage release. Provided by microswitch C5 fitted on the shunt release or undervoltage release 0

22 Accessories Type Data Technical Data Shunt Release For remote tripping of the breaker Shunt release coil is short time rated and is disconnected from the circuit by an auxiliary contact when the ACB trips Refer to wiring diagram) Low power consumption Two types available: EA for DC application EA for AC application Type of Release EA EA Rated Operational voltage Ue) AC 45 AC 4V DC 48V DC DC 0 DC Power consumption at pickup 800 VA 800 VA 3 W 5 W 45 W 30 W Note : Other voltages available on request Operation Limit 30% Ue 30% Ue Undervoltage Release Type MV With no intentional time delay Notes: When undervoltage release is provided, the ACB can be closed only when supply is available to the undervoltage release. Parameter Rated Operational voltage Ue) Pick up V) Drop OFF V) Consumption VA) Specification V & 45V: Hz 0V & 45V: Hz 80% Ue 35% Ue Pick up 3 VA Hold on VA Watt loss 6 W Closing Release Closing release remotely closes the circuit breaker if the mechanism spring is already charged. Rated operational voltage Ue) V AC V AC 0V AC V DC 0V DC Power consumption Pickup 30VA 300W Holdup VA W 4V DC 3W W Range of operation 85% Ue Spring charging Motor Electrical charging device automatically charges the mechanism spring of the circuitbreaker. After circuitbreaker closing, the geared motor immediately recharges the closing spring. Thus instantaneous reclosing of the circuitbreaker is possible following opening operation. Rated operational voltage Ue) V AC V DC 0V DC Power consumption 30VA 54W Range of operation 85% Ue Auxiliary Contacts Two combinations available: NO + NC 6 NO + 6 NC Electrical circuit Resistive Voltage V) 4 to 45 AC V AC Rated current A) 6. Nonresistive 4 to 45 AC V AC 6.0 # # L/R = 5ms with two contacts in series

23 Overall Dimensions Fixed Breakers For 800A to 0A / C/H For Metallic Components 36 min 36 min A min min 9 3 min For Insulating Sheet 0 min min To Remove Arc Chute 7 Door Bezel Earthing Terminal HolesØ min D E F E D Ratings CN CS Dimensions mm) A D E F Weight kg.) Manual Electrical 800/A /A C/H C/H /A /A C/H C/H /0A C/H /0A C/H For CNCS...E 0A000A 3 min Insulator +.0 min 36 min min 3.5 min Rating Type X Y Holes Ø 385 X X 0E E / 000E Y Note : All Dimensions are in mm.

24 Overall Dimensions Fixed Breakers Terminal HolesØ HolesØ to 000E & 800///C/H 000/0C/H Terminal Connections Terminal for //000/0C/H Bezel Fixing Plan for all Fixed Breakers 33 Hinge Hinge Terminal for 800/C/H HolesØ min min Note: A = 89 for 00C A = 9 for other fixed ACBs Door Cutout Door Drilling for Bezel Fixing Plan Bezel Note : All Dimensions are in mm. 3

25 Overall Dimensions Drawout Breakers For 630A to 300A C/H/S /, 300H/00H / For Metallic Components A max min For Insulating Sheet min 00 min Isolated Position 5 Test Position Service Position Door 6 7 Bezel * M min. 8.9 max min D E F E D 64.5 Earthing Terminal 5 *Terminal For 630/800/ C/H/S, /0S & 000C/H *Terminal for //0C/H & 800/H *Terminal for for 300S *Terminal for 300H0/H & 00H0/H Ratings CN CS A Dimensions mm) D E F 630/800/A C/H/S 000A S /A C/H/S 630/800/A C/H/S 000A S /A C/H/S 000/0A 0/300A C/H S /0A 0/300A C/H S A 00A H0/H H0/H A 00A H0/H H0/H Note : All Dimensions are in mm. 4

26 Overall Dimensions Drawout Breakers Flat Terminal Connections.5 4 slots 8.5 x Slots 8.5 x Slots 8.5 x C & 630 S 800 H, /C/H & 000S 000C HolesØ4 6 HolesØ HolesØ C/H & 000H 6 Holes Ø4 0S 300S 300H0/H & 00H0/H.5 For 00C/6300C / A max For Metallic Components 0 min For Insulating Sheet min 00 min 5 Isolated Position Test Position Service Position 6 Door 7 Bezel M min 8.9 max min D E F E D 8 HolesØ Earthing Terminal Terminal Connections 00C/6300C Ratings Dimensions mm) A D E F 00A C A C A C A C Note : All Dimensions are in mm. 5

27 Overall Dimensions Mounting Details For Horizontal Mounting of all Drawout Breakers For 630A to 300A C/H/ S / 300 H0/H, 00 H0/H / HolesØ 4 Ratings Type G mm) 800A A C/H 80.3 *G Front 630A 000A 800A A S C/H A 000A S / 0A 000 / 0A 0 / 300A 0 / 300A C/H C/H S S For 00C/6300C / 59 5 HolesØ 5 300A 300A 00A 00A H0 / H H0 / H H0 / H H0 / H Bezel Fixing Plan for all Drawout Breakers 6 HolesØ Hinge Hinge / 6300A C / 6300A C 3 Base of Cradle min A 94 5 min Door Cutout Note: For 00A C /, 00C/6300C / ACB, A = 8.5 For other Drawout Breakers A = 79.5 Door Drilling for Bezel Fixing Plan Bezel Note : All Dimensions are in mm. 6

28 Overall Dimensions Terminals Horizontal Terminals Rear Side C C/H & 800/H 000C 0C/H & 000H HolesØ4 3 HolesØ4 4 HolesØ4 6 HolesØ4 V S W U.0 4 HolesØT O P N R X M Vertical Terminals Top Side View Rear View Ratings M N P Q R S T U V W X 630 S & 800 C 000 S & C/H 800 H 000C 0 C/H 000 H Note : ) All Dimensions are in mm. ) Consult us for other Terminal Orientations. 7

29 Overall Dimensions Terminals Vertical Terminals V ØT U Q P S W X M N R 5 The dimensions for 300 H/H0 and 00 H0 are as under: Ratings M N P Q R S T U V W X 300 H/H0 & 00 H Note : ) All Dimensions are in mm. ) Consult us for other Terminal Orientations. 8

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