Load Break es
About us Larsen & Toubro is a technology-driven USD.5 billion company that infuses engineering with imagination. The Company offers a wide range of advanced solutions in the field of Engineering, Construction, Electrical & Electronics, Machinery and Information Technology. L&T gear, which forms 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 four decades of experience in this field, the Company today enjoys a leadership position in the Indian market with growing presence in international markets. It offers a complete range of products including controlgear, powergear, motor starters, energy meters, wires and host of other accessories. Most of our product lines conform to international standards, carry CE markings and are certified. L&T now introduces compact range of 'Load Break Isolators' to suit the needs of Isolation for every safety needs. gear Factory, Mumbai
Contents Technical Data ing Programmes Front Rear Plastic Enclosure Metal Enclosure Accessories Changeover es Enclosure Changeover es Product Ordering Code 2 3 5 0 3 5 6
Technical Data CSA Standard CA/CSA-C22.2 0.4-M9 UL Standard Ul50 European Standard IEC94- and 3, E6094, VDE 0660-0 Rating Measure LB6 LB20 LB225 LB232 LB240 LB263 LB400 LB400 LB425 Rated Operational Voltage, Ue IEC/E/VDE Volts V 690 690 690 690 690 690 690 690 690 UL/CSA Volts V 600 600 600 600 600 600 600 600 600 Main : Isolating Voltage Upto Volts V 50 50 50 50 50 50 50 50 50 Resistance to Surge Pulse Voltage, Uimp IEC/E/VDE AC-23A, 3 Phase, 3 Pole IEC/E/VDE 220-240V kw 2 3 4 5.5.5 5.5 22 AC-3, 3 Phase, 3 Pole 30-440V kw 3 5.5.5.5 22 22 30 3 500-690V kw 5.5.5.5 22 30 3 45 Short Circuit Capacity (IEC/E/VDE) Max. Fuse Size (Type gl) Amp A 6 25 25 32 40 63 0 00 25 Rated fused short circuit current Amp ka 5 5 30 30 30 30 30 30 30 UL/CSA Power Rating: Manual Motor Controller, Suitable as Disconnect 20V HP 3 3 5.5 5.5.5 DOL Volts kv 6 6 6 6 6 6 6 6 6 Rated Uninterrupted Current, Iu Amp A 6 20 25 32 40 63 0 00 25 Rated Operational Current, Ie AC22 Amp A 6 20 25 32 40 63 0 00 25 AC-2A IEC/E/VDE Amp A 6 20 25 32 40 63 0 00 25 AC- Amp A 20 25 32 40 63 0 0 00 25 UL/CSA Amp A 6 20 25 32 40 63 0 00 25 Rated Operational Power at 50 to 60Hz (IEC/E/VDE) 3 Phase, 3 Pole Phase Short Circuit Capacity (UL/CSA) 220-240V kw 3 4 5.5.5 5.5 22 30 30-440V kw 5.5.5 5.5 30 30 3 45 500-690V kw.5 5 22 30 3 45 55 240V HP 3 3.5.5 0 5 0 5 5 40V HP.5.5 5 20 20 25 30 30 40 600V HP 0 0 20 25 30 30 40 40 50 20V HP 0.5 0.5.5 2 3 3 3 3 3 240V HP.5.5 2 3 4.5.5.5 0 Max. Fuse Size Amp A 25 25 50 50 0 0 00 00 25 Fuse Rating, J Type Amp A 20 20 45 45 0 0 90 90 90 Rated F used Short C ircuit C urrent Amp ka 0 0 0 0 0 0 0 0 0 Terminal Cross Section 2 Min-mm.5.5 4 4 6 6 6 Single/Multiple Strand Wire 2 Max-mm 6 6 0 0 6 6 0 0 0 2 Min-mm 0.5 0.5 0.5 0.5 2.5 2.5 4 4 4 Fine-Strand Wire with Sleeve 2 Max-mm 6 6 6 6 0 0 50 50 50 American Wire Guage - AWG 2 2 6 6 Recommended Tightening - Torque m 0. 0..... 2.5 2.5 2.5
ing Programmes es : LB225, LB232, LB240, LB263, LB400, LB400, LB425 9 /L 3/L2 5/L3 3/L2 5/L3 3/L2 0 2/T 4/T2 6/T3 4/T2 6/T3 4/T2 3 Pole + 4 Pole + 3 Pole 6 Pole Pole Main Module Main Module OFF O O OFF 3300 3400 00 3600 300 3309 3409 09 3609 309 3 2 3 2 /L 3/L2 5/L3 3 2 3 2 4 22 4 22 2/T 4/T2 6/T3 4 22 4 22 OFF 3 Pole+ 4 Pole+ 3 Pole+ 4 Pole+ 3 Pole+ 3 Pole+ eutral eutral Auxillary Auxillary 2 eutral 2 Auxillary Module Module Module Module Modules Modules O 330 340 3320 3420 3330 3340 OFF O 339 349 3329 3429 3339 3349 ote: 6P and P for LB6 and LB20 are under development. Please refer to us es: LB400, LB400, LB425 9 /L 3/L2 5/L3 3/L2 5/L3 3/L2 0 2/T 4/T2 6/T3 4/T2 6/T6 4/T2 OFF O 3309 3409 09 3609 309 3 2 3 2 3 2 2 3 4 22 4 22 4 22 22 4 OFF O 339 349 3329 3429 3339 3349 2
Front B03 6A-20A 30 6 Ø2 5 36SQ Ø4.5 46 3 mm 4 Hole front panel mounting Degree of protection : Front IP55 SQ4 Panel Plate Fifth Pole can be fitted on the other side of the switch B9 6A-20A 6 5 46 00 3. SQ4 Dia 22.5 mm, single hole panel mounting Degree of protection : Front IP55 B40 6A-20A Shackle size min. 2 mm, max. 6 mm 3 6 Ø2 5 36SQ Ø4.5 Panel Plate 46 3 mm SQ4 4 Hole, front panel mounting Degree of protection : Front IP55 with padlockable flag knob Maximum padlock B3 5 25A-63A 3 (max) 30 50 Ø2 Fifth Pole can be fitted on the other side of the switch 4 56 SQ64 Fourth Pole SQ4 Ø4.5 Panel Plate 4 Hole front panel mounting Degree of protection : Front IP55 3
B30 25A-63A 5 3 (max) 23 30 5 50 Ø5.5 Ø2 02 Fifth Pole can be fitted on the other side of the switch 56 4 3.5 SQ64 Fourth Pole SQ4 Panel Plate 4 Hole front panel mounting Degree of protection : Front IP55 with rectangular Padlocking device to prevent the from being switched O by unauthorised personnel Max 4 padlocks B33 5 25A-63A 3 max 23 50 Ø4.5 Ø2 Fifth Pole can be fitted on the other side of the switch 4 64 SQ64 Fourth Pole SQ36 Panel Plate 4 Hole front panel mounting Degree of protection : Front IP65 with round padlocking device to prevent from being switched O by unauthorised personnel Max 3 padlocks B63 25A-63A 5 3 (max) 30 50 SQ4 Ø5.5 Ø2 Fifth Pole can be fitted on the other side of the switch 43.5 SQ64 Fourth Pole Panel Plate Ø23 4 Hole front panel mounting Degree of protection : Front IP55 Knob operated, keylock, key removable in OFF position (Other options on request) 4
Rear B23 25A-63A Suitable for M4 Screw 5 50 65 46 Rail 0A-25A Alternate Fixing Arrangement 62.5 24 52.5 Fourth Pole SQ4 36 2 Hole rear mounting Alternately snap mounting on DI E50022 rail ( mm) Degree of protection : Front IP30 Rail 25 94 To Suit M5 Screw 04 4 02 3 MB42 6A-20A 6 36 64 5 O F F O Rail To Suit M4 Screw 4 204 3 mm SQ4 25A-63A 2 Hole rear mounting or snap mounting on DI E50022 rail (mm) and can be operate from the front (door) - coupled with door mechanism Door interlock (Door openable only in OFF position) Degree of protection : Front IP55 Alternative Fixing Arrangement Rail 65 To Suit M4 Screw 56 Lock Screw 5 5 3(max) 3.5 50(L) Ø4.5 Ø2 O O F F SQ4 Panel Door 64 Fourth Pole 0A-25A Alternate Fixing Arrangement Lock Screw 3.5 Ø2 Ø4.5 I 25 94 04 4 O Rail To Suit M5 Screw 33 5(max) SQ.64 SQ.4 Panel Door 5
O F F MB34 6A-20A Rail 6 Ø2 36 64 5 O F F O To Suit M4 Screw 4 204 3 mm SQ4 SQ36 Ø4.5 Panel Plate 25A-63A Suitable for M4 Screw 5 Lock Screw 3 max 42 50 Ø4.5 Ø2 2 Hole rear mounting or snap mounting on DI E50022 rail (mm) and can be operate from the front (door) coupled with door mechanism Door interlock (door openable only in OFF position) Degree of protection : Front IP65 Rigid metal shaft/switch assembly with round padlocking device to prevent the from being made O by unauthorised persons Max.3 padlocks as under : 6A-20A: Max. padlock 25A-63A: Max. 2 padlocks 0A-25A: Max. 3 padlocks Ø2 65 Rail 0A-25A Ø4.5 SQ36 Panel Door 5 Rail 5 Alternate Fixing Arrangement 25 94 04 To Suit M5 Screw 4 SQ64 Fourth Pole Lock Screw 3(max).5 33 Panel Door 42 SQ36 SQ64 Adjustable mounting by cutting the metal shaft to appropriate length, to suit panel height Specific Length of shaft can be offered on request 6
Plastic Enclosure B3SM 6A-20A Knockout ( Ø6mm) -2 Places 25A-32A Knockout ( Ø6mm) -2 Places mounted in ABS / polycarbonate (optional) enclosure Round padlocking device (Max.3 padlocks) to prevent the from being made to O by unauthorised personnel Knob version available on request rear mounted for easy connection Degree of protection : IP65 42 00 SQ0 Knockout -M20(4Places) Suitable for M4 Screw Red / Yellow-handle colour for Main / Emergency es Enclosure colour : Dark grey base and light grey cover Fourth pole can be added 25 5 B3M 40A-63A 25 5 55 Knockout -M25 4 Places 90 42 Suitable for M4 Screw 05 ø4.5 mounted in ABS enclosure, optional in polycarbonate Round padlocking device (Max.3 padlocks) to prevent the from being made to O by unauthorised personnel Degree of protection : IP65 rear mounted for easy connection B3L 0A-25A 33 33 ø25-4os. 30 (Both side) 6 ø6.5 20 25 25 5 Knockout -M20(4 Places) 00 Suitable for M4 Screw SQ0 OFF O Red / Yellow-handle Colour For Main / Emergency es Enclosure colour : Dark grey baseand light grey cover Fourth and Fifth pole can be added O mounted in ABS / polycarbonate (optional) enclosure 90 Padlocking device (Max.3 padlocks) to prevent the from being made to O by unauthorised personnel Degree of protection : IP65 rear mounted for easy connection Red / Yellow-handle Colour For Main / Emergency es Interlock provided to open the lid only in OFF position Enclosure colour : Grey Fourth and fifth pole can be added
Metal Enclosure AB3S Upto 25A Suitable for M5 Screw O 0 0 4 44 92 25 Ø20-2 Places Caution : Open the cover only in 'OFF' position mounted in aluminium enclosure Round padlocking device (max. 3 padlocks) to prevent the from being made to O by unauthorised personnel Degree of protection : IP53* Red / Yellow-handle Colour for Main / Emergency es Enclosure colour : Dark grey base and light grey cover AB3S - IP65 25-32A Suitable for ØM5 Ø20 Knockout Holes 92 0 mounted in aluminium enclosure Degree of protection : IP65 AB3M 32A-63A Suitable for M4 Screw 20 O 26 30 0 0 0 25 4 53 25 44 60 "BSP (3 Places) Caution : Open the cover only in 'OFF' position mounted in aluminium enclosure Round padlocking device (max. 3 padlocks) to prevent the from being made to O by unauthorised personnel Degree of protection : IP53* Red / Yellow-handle Colour for Main / Emergency es Enclosure colour : Dark grey base and light grey cover Fourth pole can be added * IP65 protection class products available on request.
Metal Enclosure SB3S Upto 25A Ø6.5-2 Places O 0 44 Caution : Open the cover only in 'OFF' position SB3M 32A - 63A Ø6.5-2 Places O 220 0 5 44 00 Ø20-2 Holes Caution : Open the cover only in 'OFF' position mounted in Steel enclosure Round padlocking device (max. 3 padlocks) to prevent the from being made to O by unauthorised personnel Degree of protection : IP53 Knob version available on request Red / Yellow-handle Colour for Main / Emergency es Enclosure colour : Dark grey base and light grey cover Fourth pole can be added SB3L 0A-25A Ø-4 Places 2 4 20 0 0 Ø20-2 Holes mounted in Steel enclosure Round padlocking device (max. 3 padlocks) to prevent the from being made to O by unauthorised personnel Degree of protection : IP53* Knob version available on request Red / Yellow-handle Colour for Main / Emergency es Enclosure colour : Dark grey base and light grey cover 25 50 245 200 Ø20-3 Holes Caution : Open the cover only in 'OFF' position mounted in Steel enclosure Round padlocking device (max. 3 padlocks) to prevent the from being made to O by unauthorised personnel Degree of protection : IP53 Knob version available on request Red / Yellow-handle Colour for Main / Emergency es Enclosure colour : Dark grey base and light grey cover Fourth pole can be added 9
Accessories Add on Main Pole (6A-63A) For Code Front Rear For Code Front Rear LB6 LB20 LB20 FMC20 LB20 RMC20 LB225 LB232 LB232 FMC32 LB232 RMC32 24.5 LB240 LB263 LB263 FMC63 LB263 RMC63.25 33 2 Equivalent switch electrical rating Used as 4th/5th pole on either side of the switch 5 6 39 Add on Main Pole (0A-25A) For Code LB400 LB400 LB425 Rear LB425 RMC25 FM LB425 FMC25 Equivalent switch electrical rating Used as 4th/5th pole on either side of the switch 5 42 44.3 4 22 Applications For switching action of additional pole, when mounted with the switch. The additional pole on either side of the switch can be used to switch on any single phase requirements simultaneously. Add on eutral Pole (6A-63A) For Code Front Rear For Code Front Rear LB6 LB20 LB20 FC20 LB20 RC20 LB225 LB232 LB232 FC32 LB232 RC32 24.5 LB240 LB263 LB263 FC63 LB263 RC63 2.25 33 Early make late break contact Can be fitted on either side of the switch 5 Applications To be used as eutral Conductor to the switch. 6 39 0
Accessories Add-on eutral Pole (0A-25A) For Code LB400 LB400 LB425 Rear LB425 RC25 Front LB425 FC25 5 42 Early make late break contact Can be fitted on either side of the switch 44.3 Applications To be used as eutral Conductor to the switch 4 22 Add-on Auxiliary Pole For Code LB6 LB20 Front LB20 FAC6 Rear LB20 RAC6 LB6-LB20.25 24.5 5 34 9 LB225 2 3 LB232 LB240 LB263 FAC6 LB263 RAC6 LB225-LB263 26 O contact early break / late make + C contact Can be fitted on either side of the Applications Auxiliary contact module has two contacts, 'O and C'. 'O' contact is early break, late make contact. This is used to trigger any auxiliary circuits. 22 4 Rating IEC / E AC-5 LB263 LB400 LB400 LB425 LB425 FAC6 LB425 RAC6 6A, 500V 220-240V 6A 30-440V 4A 60 LB400-LB425 4 2 Terminal Cross Section min. mm².0 Single/Multiple strand wire max. mm².5 American Wire Gauge AWG 6 46.5 44.5
Knobs & Handles 2 25 4 2 Code TD Type Tear Drop Knob A B C D TD 2 4 25 2 TD 36 52 3 25 39 SQ64 Code RD Type Round Knob, Padlockable 2 5 24 24 39 FL Flag Knob A B C D FL 2 39 24 24 FL 36 50 2 25 Ø66 25 RH Roll Handle, Padlockable 2 45 24 24 39 FP Flag Knob Padlockable Ø66 65 SH Short Handle, Padlockable 36 40 02 PG Pistol Grip Handle 0 0 60 5 SQ LH Leech Handle, Padlockable 36 6 BG Ball Grip Handle CG CGL Handle, Padlockable 36 LB es: Knob/Handle and Options LB6 LB20 LB225 LB232 LB240 LB263 LB400 LB400 LB425 FL B03, TD, TD FL,TD FL,TD FL,TD FL,TD - - - FP FP FL B9, FL, TD, FL, TD - - - - - - - B40 FP FP - - - - - - - B3 - - FL, FL, FL, FL, FL FL FL PG, BG PG, BG PG, BG PG, BG PG,BG PG,BG PG,BG B30 - - TD, FL TD, FL TD, FL TD, FL FL FL FL B33 - - RD RD RD RD RD RD RD B63 - - TD, FL TD, FL TD, FL TD, FL FL FL FL B23 - - TD, FL TD, FL TD, FL TD, FL FL,BG FL,BG FL,BG MB34 FP FP SH, RD, CG SH, RD, CG SH, RD, CG SH, RD, CG SH, RD, CG SH, RD, CG SH, RD, CG LH, RH LH, RH LH, RH LH, RH LH, RH LH, RH LH, RH MB42 FL FL BG, PG, BG, PG, BG, PG, BG, PG, BG, PG, BG, PG, BG, PG, AB3S,SB3S RD RD RD RD RD RD - - - B3SM FP FP RD RD RD RD - - - B3M,AB3M,SB3M - - RD RD RD RD - - - B3L - - - - - - RD, LH, RD, LH, RD, LH, BG, RH BG, RH BG, RH The knobs/handles highlighted in red are standard, others indicates possible options. LB es: Knob/Handle, Enclosure Options Enclosure B3SM B3M B3L SB3S SB3M SB3L AB3S AB3M RD, BG, RD, LH LH, BG RD, FL RD, LH Knob/Handle RD, FP RD RD, LH PG, LH BG, PG PG, RD BG, PG BG, PG The knobs/handles highlighted in red are standard, others indicates possible options. 2
Changeover es ing Programmes Code : 3 3 Pole Changeover R Y B R Y B Code : 4 4 Pole Changeover R Y B R Y B I O II I O II I X X X O II X X X Features 25A - 25A, 3 and 4 Pole, AC 23 duty Available with and without SS enclosure I X X X X O II X X X X Different mounting options Excellent switching performance High short circuit capacity Door interlock and padlock available Provides adequate space for cable termination and very convenient for installation termination B3 25A-63A, Front 3 (max) 3.5 00.5 Ø4.5 Ø2 0 2 64 6.5 24 4 Panel Door 4 Hole front panel mounting Degree of protection : Front IP55 B2 25A-63A, Rear Alternative Fixing Arrangement Ø64 Ø4.5 Ø2 0 65 I II Rail To suit M4 Screw 50.5 Ø4 Panel door 0A-25A, Rear Alternate Fixing Arrangement 45 25 25 94 04 4 I O II Rail.5 To Suit M5 Screw 46 4 Hole rear mounting Degree of protection : Front IP55 3
MB42 25A-63A, Rear Alternative Fixing Arrangement Lock Screw 3(max) ø64 ø4.5 ø2 0 65 2 Rail To Suit M4 Screw 50.5 9 3 SQ 46 Panel Door 0A-25A, Rear To Suit M4 Screw Lock Screw ø ø4.5 Panel Door 2.5 6.5 0 04 4 0 2 SQ4 220 25 2.5 2 3 MB34 25A-63A, Rear Alternative Fixing Arrangement Lock Screw 3(max) ø64 ø4.5 ø2 65 Rail To Suit M4 Screw 50.5 9 3 SQ36 Panel Door 0A-25A, Rear To Suit M4 Screw Lock Screw ø ø4.5 Panel Door 25 6.5 0 04 4 SQ36 220 25 2 3 Panel Gap 45 2 Hole rear mounting or snap mounting on DI E50022 rail ( mm) and operable from the front (door) coupled with door mechanism Door interlock (door operable only in OFF position) Degree of protection : Front IP65 Rigid metal shaft/ assembly with round padlocking device to prevent the from being made O by unauthorised persons Max. 3 padlocks Adjustable mounting by cutting the metal shaft to appropriate length to suit panel height Specific length of shaft can be offered on request 4
Enclosure Changeover es Features 25A - 25A, 4 Pole, AC 23 duty Range available : 3 Pole Changeover - 3, 3 Pole + eutral Pole Changeover - 4 Powder coated steel enclosure with separate earthing or IP65, ABS enclosure having interlock to open the lead only in OFF position for safety Colour : Yellow front plate and Red ball grip handle B3L 25A-63A 33 33 Ø25-4os. 30 (Both Side) 6 Ø6.5 0 90 mounted in grey ABS / Polycarbonate optional enclosure with IP65 protection and interlock provided to open the lid in OFF position SB3 25A-63A 66 0 20 250 Earthing Screw 30 Ø26-2 os. (Both Side) Knock Open Type SB3XL 0A-25A Ø25-6 os. (Both Side) 42 42 30 5 0 30 205 20 25 3.5 60 Hole Suitable for M5-Screw-4 os. (for Fixing purpose) Powder coated steel enclosure Interlock provided to remove cover only in OFF position for safety Separate earthing provided Colour : Yellow front plate and Red ball grip handle / grey front plate and Black ball grip handle 250 Earth 5 Powder coated steel enclosure Separate earthing provided Interlock provided to remove cover only in OFF position for safety Colour : Yellow front plate and Red ball grip handle / grey front plate and Black ball grip handle
Changeover es: Knob/Handle and Options LB225 LB232 LB240 LB263 LB400 LB400 LB425 B3 PG, BG PG, BG PG, BG PG, BG - - - MB34 RD RD RD RD RD RD RD MB42 PG, BG PG, BG PG, BG PG, BG PG, BG PG, BG PG, BG B2 BG, PG BG, PG BG, PG BG, PG PG, BG BG, PG BG, PG SB3 BG, PG BG, PG BG, PG BG, PG - - - SB3XL - - - - BG, PG BG, PG BG, PG B3L RD, BG RD, BG RD, BG, PG RD, BG, PG - - - The knobs/handles highlighted in red are standard, others indicates possible options. Product Ordering Code Load Break and Changeover es LB X X X X X X X X X X X X X X X X X X Load Programme Code Options Knob Options Colour Break Rating Example LB es, 25A, 3P, 9 O'clock, 4 hole front mounting, yellow front plate, red tear drop knob LB 225 3309 B3 TD YR LB es, 63A, 3P, 9 O'clock, 4 hole front mounting, with metal shaft, yellow front plate, red round knob LB 263 3309 MB34 RD YR LB es 40A, 3P, 2 O'clock off in B3SM enclosure, grey front plate, black round knob LB 240 3300 B3SM RD GB LB Changeover, 63A, 3P, metal enclosure with interlock, yellow front plate, red ball grip handle LB 263 3 SB3 BG YR LB 263 3309 MB34 RD YR Yellow Front Plate/ Red Knob 64 x 64 Front Plate Round Knob with Padlock (R) Metal Shaft with Round Knob with Padlock and Interlock 3Pole 9 O' Clock "OFF" 63A Load Break Accessories R C 32 X XX XXX 32A F-Front R-Rear MC-Main Module C-eutral Module AC-Auxiliary Module 20-6 A to 20A 32-25A to 32A 63-40A to 63A 0-0A 25-00A,25A & 0A eutral Module Rear Product improvement is continuous process. Hence, data given in this catalogue is subject to change without intimation. Please acertain Product Certification and Listing. 6
Electrical Standard Products (ESP) Branch Offices: REGISTERED OFFICE AD HEAD OFFICE L&T House, Ballard Estate P. O. Box 2 Mumbai 400 00 Tel: 022-652 5656 Fax: 022-652 55 Website: www.larsentoubro.com ELECTRICAL STADARD PRODUCTS (ESP) 50, Sakar Complex I Opp. Gandhigram Rly. Station Ashram Road Ahmedabad 30 009 Tel: 09-6630400- Fax: 09-265049 / 66304025 e-mail: esp-ahm@ltebg.com 3, Cubbon Road, Post Box 509 Bangalore 560 00 Tel: 00-2502000, 2559363 Fax: 00-2550525 e-mail: esp-blr@ltebg.com 3/, Zone II Maharana Pratap agar Bhopal 462 0 Tel: 055-40906 / / / 9 Fax: 055-269264 e-mail: esp-bho@ltebg.com Plot o. 559, Annapurna Complex Lewis Road Bhubaneswar 5 04 Tel: 064-645342, 2436696 Fax: 064-253309 e-mail: esp-bbi@ltebg.com SCO 32, Sector 26-D Madhya Marg, P. O. Box 4 Chandigarh 60 026 Tel: 0-46464 to Fax: 0-464602 e-mail: esp-chd@ltebg.com 0, Club House Road Chennai 600 002 Tel: 044-24620 / 4 / 5 / 209 Fax: 044-246202 / 3 e-mail: esp-maa@ltebg.com 6, Appuswamy Road Post Bag 56 Opp. irmala College Coimbatore 64 045 Tel: 0422-2520 / / 5 Fax: 0422-254 e-mail: esp-cbe@ltebg.com L&T House, Group MIG - 5 Padmanabhpur Durg 49 00 Tel: 0-22333 / 4 / 2 / 29 Fax: 0-22320 A/, Astronauts Avenue Bidhan agar Durgapur 3 22 Tel: 0343-25369 / 952 / 44 Fax: 0343-2536493 e-mail: esp-dgp@ltebg.com Milanpur Road, Bamuni Maidan Guwahati 02 Tel: 036-26529 Fax: 036-25530 e-mail: esp-gau@ltebg.com II Floor, Vasantha Chambers 5-0- 3, Fateh Maidan Road Hyderabad 500004 Tel: 040-660250 Fax: 040-2329646 e-mail: esp-hyd@ltebg.com D-24, Prithvi Raj Road, C-Scheme Jaipur 302 00 Tel: 04-296 / Fax: 04-23320 e-mail: esp-jai@ltebg.com Akashdeep Plaza, 2nd Floor P. O. Golmuri Jamshedpur 3 003 Jharkhand Tel: 065-234064 / 3 Fax: 065-234250 e-mail: esp-jam@ltebg.com Skybright Bldg. M. G. Road Ravipuram Junction, Ernakulam Kochi 62 06 Tel: 044-4409420 / 4 / 5 / Fax: 044-4409426 e-mail: esp-cok@ltebg.com 3-B, Shakespeare Sarani Kolkata 00 0 Tel: 033-440025 / 3 / 4 Fax: 033-222259 e-mail: esp-ccu@ltebg.com A2,Indira agar, Faizabad Road Uttar Pradesh, Lucknow 226 06 Tel: 0522-232904 / 5 / 6 Fax: 0522-236 e-mail: esp-lko@ltebg.com Plot o. 5 4th Main Road K. K. agar Madurai 625 020 Tel: 0452-253404, 25206 Fax: 0452-2552 e-mail: esp-mdu@ltebg.com EBG orth Wing Office - 2 Powai Campus Mumbai 400 0 Tel: 022-60524 / 23 / 56 Fax: 022-6052 e-mail: esp-bom@ltebg.com #2, Shivaji agar orth Ambazari Road agpur 440 00 Tel: 02-226002 / 3 Fax: 02-2260020 / 30 e-mail: esp-nag@ltebg.com 32, Shivaji Marg P. O. Box 6223 ew Delhi 0 05 Tel: 0-44954 / 5 / 6 Fax: 0-449600 e-mail: esp-del@ltebg.com L&T House P. O. Box 9 9/, Dhole Patil Road Pune 4 00 Tel: 020-2604 Fax: 020-262490, 2604 e-mail: esp-pnq@ltebg.com 3rd Floor Vishwakarma Chambers Majura Gate, Ring Road Surat 395 002 Tel: 026-2436 Fax: 026-240 e-mail: esp-sur@ltebg.com Radhadaya Complex Old Padra Road ear Charotar Society Vadodara 390 05 Tel: 0265-2344 / 66360 / / 2 Fax: 0265-23364 e-mail: esp-bar@ltebg.com 4--6, Dwarakanagar Visakhapatnam 530 06 Tel: 09-66204-2 / 3 Fax: 09-662046 e-mail: esp-viz@ltebg.com Product improvement is a continuous process. For the latest information and special applications, please contact any of our offices listed here. Electrical Standard Products Larsen & Toubro Limited Powai Campus, Mumbai 400 0 Customer Interaction Center (CIC) BSL / MTL (toll free) : 00 233 55 Reliance (toll free) : 00 200 55 Tel : 022 64 55 Fax : 022 64 559 E-mail : cic@ltebg.com Website : www.ltebg.com SP 5052 0609