51, Ezra street ground floor Kolkata – 700001
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L&T MCCB

L&T MCCB

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L&T MCCB Supplier

Narayani Electric Co. offers a wide range of L&T MCCB products for different industries. The company manufactures L&T MCCB for a variety of applications such as lighting, power generation, motor control, automation, energy management, and more. Narayani Electric Co.  Known as Narayani Electric Co.  L&T MCCB Supplier in Kolkata, West Bengal, Bihar, Odisha, Jharkhand, Chattishrah Assam all over India, World. The company also offers custom-made products to meet the specific requirements of customers.

DY125U MCCBs

DY125U MCCBs​
DY125U MCCBs​
  • Conforms to IS/IEC 60947-2, IEC 60947-2 & EN 60947-2
  • Range: 16A to 125A, 2P/3P/4P
  • Ics=100% of Icu
  • High Electrical & Mechanical life
  • Thermal Magnetic Release
  • No Load-Line Bias
  • ON-TRIP-OFF indication
  • Suitable for Isolation
  • Common SS Enclosure for 3P & 4P
Type Current Rating (A) Breaking Capacity Icu (kA) 2 Pole Breaking Capacity Icu (kA) 3 Pole 4 Pole Std. Pkg. (Nos.)
Cat. No. M.R.P. (`) Per Unit Cat. No. M.R.P. (`) Per Unit Cat. No. M.R.P. (`) Per Unit
16 EM90982OOBO 1700 EM90983OOBO 2220 EM90984OOBO 2950 1
20 EM90982OOCO 1700 EM90983OOCO 2220 EM90984OOCO 2950 1
25 EM90982OODO 1700 EM90983OODO 2220 EM90984OODO 2950 1
32 AC : 25kA EM90982OOEO 1700 AC : 10kA EM90983OOEO 2220 EM90984OOEO 2950 1
40 EM90982OOFO 1700 EM90983OOFO 2220 EM90984OOFO 2950 1
@ 240V AC, @ 415V AC,
50 EM90982OOGO 1700 EM90983OOGO 2220 EM90984OOGO 2950 1
DY125U 50 Hz/60 Hz DC : 10kA 50 Hz/60 Hz DC : 10kA
63 EM90982OOHO 1660 EM90983OOHO 2160 EM90984OOHO 2870 1
@ 250V DC @ 250V DC
EM90982OOJO ⯅ 1830 EM90983OOJO ⯅ 2430 EM90984OOJO ⯅ 3320 1
80 (2P in series) (3P in series)
EM90812OOJO 1660 EM90813OOJO 2160 EM90814OOJO 2870 1
EM90982OOKO⯅ 1830 EM90983OOKO⯅ 2430 EM90984OOKO⯅ 3320 1
EM90812OOKO 1660 EM90813OOKO 2160 EM90814OOKO 2870 1
125 EM90982OOLO ⯅ 2570 EM90983OOLO⯅ 3560 EM90984OOLO ⯅ 4440 1
  Spreader Terminals are included Note: 2 Pole in 3 Pole frame size

Phase barriers are supplied with all MCCBs

Accessories for DY125U MCCBs

Accessories for DY125U MCCBs

Auxiliary/Trip Alarm Contact

Accessories for DY125U MCCBs

Shunt Release

  Description Internal
  Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Auxiliary/Trip Alarm Contact
1C/O EM90966OOOO 640 1
Shunt Release
Short Rated 110/240/415V AC EM90520OMOO 845 1
Under Voltage Release
240V AC EM90518BOOO 2565 1
Spreader-Terminals

Spreader Terminals

Direct-ROM

Direct ROM

Extended-ROM

Extended ROM

  Description External
  Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Spreader Terminals
2 Pole (upto 100A) CM97785OOO2 260 Set of 4
3 Pole (upto 100A) CM97785OOOO 395 Set of 6
4 Pole (upto 100A) CM97921OOOO 625 Set of 8
Rotary Handle
Direct ROM EM90969OOOO 1260 1
Extended ROM EM90970OOOO 1855 1
SS Enclosure
Size I Enclosure for 3P & 4P CM90996OOOO 2285 1
 

Quick links

DU MCCB Range

3 Pole / 4 Pole MCCBs

DU100D/DU125D MCCBs

DU100D/DU125D MCCBs

Kindly refer page no. 45 for cost effective MCCB for motor starter application

  • Conforms to IS/IEC 60947-2 & IEC 60947-2
  • Range: 20A to 125A, 3P & 4P
  • Ics=100% of Icu
  • Compact size
  • Common SS Enclosure for 3P & 4P
  • Wide Range of snap fit Internal and External Accessories
  • Adjustable Overload Setting: 8 – 1.0 x In
Type Thermal Release Range (A) Breaking Capacity Icu at 415V AC 50Hz. (kA) 3 Pole 4 Pole Std. Pkg. (Nos.)
Cat. No. M.R.P. (`) Per Unit Cat. No. M.R.P.(`)Per Unit
          DU100D 16-20           18 CM90517OOCO 4790 CM90518OOCO 6070 1
20-25 CM90517OODO 4790 CM90518OODO 6070 1
25-32 CM90517OOEO 4790 CM90518OOEO 6070 1
32-40 CM90517OOFO 4790 CM90518OOFO 6070 1
40-50 CM90517OOGO 4790 CM90518OOGO 6070 1
50-63 CM90517OOHO 4640 CM90518OOHO 5870 1
63-80 CM90517OOJO 4640 CM90518OOJO 5870 1
80-100 CM90517OOKO 4640 CM90518OOKO 5870 1
DU125D 100-125 CM90676OOLO 5670 CM90677OOLO 7440 1

2 Pole / 3 Pole / 4 Pole MCCBs

DU100H/DU125H MCCBs

DU100H/DU125H MCCBs

  • Conforms to IS/IEC 60947-2 & IEC 60947-2
  • Range: 20A to 125A, 2P, 3P & 4P
  • Compact size
  • Common SS Enclosure for 2P, 3P & 4P
  • Wide Range of snap fit Internal and External Accessories
  • Adjustable Overload Setting: 8 – 1.0 x In

 

Type

Thermal Release Range (A)

 

Breaking Capacity Icu (kA)

2 Pole

 

Cat. No.

M.R.P.

(`)

Per Unit

 16-20 CM97898OOC23570
 20-25 CM97898OOD23570
 25-32AC : 65kA @CM97898OOE23570
 240V AC, 50Hz
32-40CM97898OOF23570
DU100H

 

DC : 15kA @

40-50CM97898OOG23570
 250V DC,
50-63CM97898OOH23470
 (2P in Series)
63-80CM97898OOJ23470
 L/R < 15 msec.
 80-100 CM97898OOK23470
Breaking Capacity Icu at 415V AC 50Hz. (kA)3 Pole4 PoleStd. Pkg. (Nos.)
Cat. No.

M.R.P.

(`)

Per Unit

Cat. No.

M.R.P.

(`)

Per Unit

 

 

30

CM97894OOC25080CM97933OOC269701
CM97894OOD25080CM97933OOD269701
CM97894OOE25080CM97933OOE269701
CM97894OOF25080CM97933OOF269701
CM97894OOG25080CM97933OOG269701
CM97894OOH24990CM97933OOH267701
CM97894OOJ24990CM97933OOJ267701
CM97894OOK24990CM97933OOK267701
CM90678OOLO6300CM90679OOLO80801

DIN rail kit available as an accessory. Please refer DU100H/DU125H accessories table.

Accessories for DU100D/DU125D/DU100H/DU125H MCCBs

Auxiliary Contact

Auxiliary Contact

ATAC

ATAC

Shunt Release supplier

Shunt Release

UV Release suppliers

UV Release

Description Internal
Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Auxiliary Contact
1 C/O – Right CM97886OOOO 1000 1
2 C/O – Right CM97887OOOO 1775 1
Trip Alarm Contact
1 C/O – Right CM97888OOOO 1000 1
2 C/O – Right CM97889OOOO 1775 1
Auxiliary + Trip Alarm Contact
1 C/O + 1C/O – Right CM97890OOOO 1705 1
Shunt Release
24V DC – Left CM91402O4OO 1825 1
110V AC – Left CM97883OAOO 1825 1
240/415V AC – Left CM97883OMOO 1980 1
Under Voltage Release
240V AC – Left CM97892BOOO 3295 1
Spreader Terminals

Spreader Terminals

Direct ROM

Direct ROM

Extended ROM

Extended ROM

  Description External
  Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Spreader Terminals
DU100H – 2 Pole CM97785OOO2 260 Set of 4
DU125H – 2 Pole CM91199OOLO 335 Set of 4
DU100D/DU100H – 3 Pole CM97785OOOO 395 Set of 6
DU125D/DU125H – 3 Pole CM90687OOLO 515 Set of 6
DU100D/DU100H – 4 Pole CM97921OOOO 625 Set of 8
DU125D/DU125H – 4 Pole CM90688OOLO 745 Set of 8
Rotary Handle      
DU100D/DU125D/ DU100H/DU125H Direct ROM CM97895OOOO 1280 1
Extended ROM CM97896OOOO 1650 1
DIN rail kit
DU100D/DU125D/DU100H/DU125H CM90944OOOO 145 1
SS Enclosure
Size I Enclosure CM90996OOOO 2285 1
  Kindly refer page no. 45 for cost effective MCCB for motor starter application  

2 Pole / 3 Pole / 4 Pole MCCBs

DU250C/DU250/DU400N MCCBs

DU100H/DU125H MCCBs
  • Conforms to IS/IEC 60947-2 & IEC 60947-2
  • Range: 160A to 400A, 2P, 3P & 4P
  • Common SS Enclosure for 2P, 3P & 4P*
  • Compact size
  • Wide Range of snap fit Internal and External Accessories
  • Adjustable Overload Setting: 0.8 – 1.0 x In

 

  Type Thermal Release Range (A) Breaking Capacity Icu (kA) 2 Pole Breaking Capacity Icu (kA) 3 Pole 4 Pole Std. Pkg. (Nos.)
  Cat. No. M.R.P. (`) Per Unit   Cat. No. M.R.P. (`) Per Unit   Cat. No. M.R.P. (`) Per Unit
  DU250C 125-160               25 CM90631OOMO 8300 CM90634OOMO 10590 1
160-200 CM90631OONO 9980 CM90634OONO 12750 1
200-250 CM90631OOPO 11090 CM90634OOPO 14570 1
  DU250 125-160   AC : 65kA @ 240V AC, 50Hz DC : 15kA for DU250 @250V DC & 25kA for DU400N @ 250V DC, (2P in Series) L/R < 15 msec. CM90905OOMO 6530   36 CM98062OOOO 9390 CM98065OOMO 11630 1
160-200 CM90905OONO 7550 CM98061OOOO 11520 CM98065OONO 15560 1
200-250 CM90905OOPO 8460 CM98060OOOO 12860 CM98065OOPO 17350 1
  DU400N 250-320 CM90886OOQO 15320   50 CM98402OOQO 19840 CM98404OOQO 24240 1
320-400 CM90886OORO 15320 CM98402OORO 19840 CM98404OORO 24240 1

Accessories for DU250/DU250C MCCBs

Auxiliary Contact

Auxiliary Contact

ATAC

ATAC

Shunt Release supplier

Shunt Release

UV Release suppliers

UV Release

DescriptionInternal
Cat. No.

M.R.P. (`)

Per Unit

Std. Pkg. (Nos.)
Auxiliary Contact
1 C/O – RightCM97886OOOO10001
2 C/O – RightCM97887OOOO17751
Trip Alarm Contact
1 C/O – RightCM97888OOOO10001
2 C/O – RightCM97889OOOO17751
Auxiliary + Trip Alarm Contact
1 C/O + 1C/O – RightCM97890OOOO17051
Shunt Release
24V DC – LeftCM91402O4OO18251
110V AC – LeftCM97883OAOO18251
240/415V AC – LeftCM97883OMOO19801
Under Voltage Release
240V AC – LeftCM97892BOOO32951

 

Spreader Terminals

Spreader Terminals

Direct ROM

Direct ROM

Extended ROM

Extended ROM

 

Description

External

 

Cat. No.

M.R.P.

(`)

Per Unit

Std. Pkg. (Nos.)
Spreader Terminals
DU250 – 2 PoleCM90960OOOO1330Set of 4
DU250C/DU250 – 3 PoleST98053OOOO1710Set of 6
DU250C/DU250 – 4 PoleCM92007OOOO2265Set of 8
Rotary Handle   

 

DU250C/DU250

Direct ROMCM98040OOOO13701
Extended ROMCM98041OOOO17601
SS Enclosure   
Size II EnclosureCM91003OOOO52501

 

Accessories for DU250/DU250C MCCBs

Auxiliary Contact

Auxiliary Contact

TAC

TAC

Shunt Release

Shunt Release

UV Release

UV Release

 

Description

Internal
Cat. No.

M.R.P. (`)

Per Unit

Std. Pkg. (Nos.)
Auxiliary Contact
1 C/OCM99801OOOO11601
2 C/OCM99802OOOO22501
Trip Alarm Contact
1 C/O – RightCM99803OOOO12301
Auxiliary + Trip Alarm Contact
1 C/O + 1C/O – RightCM99804OOOO22551
Shunt Release
110/240/415V AC, 220V DCCM99805OOOO2925@1
24V DCCM98976O4OO2740@1
Under Voltage Release
240V AC – LeftCM99986BOOO40601

 

Spreader Terminals

Spreader Terminals

Direct ROM

Direct ROM

Extended ROM

Extended ROM

Description External
  Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Spreader Terminals
2 Pole CM90964OOOO 2085 Set of 4
3 Pole ST98065OOOO 3310 Set of 6
4 Pole ST98066OOOO 4745 Set of 8
Rotary Handle
Direct ROM CM99860OOOO 2120 1
Extended ROM CM99861OOOO 3485 1

SS Enclosure for MCCBs

Perfect home for your MCCB

  • Superior Aesthetics
  • Common Enclosure for 3P and 4P MCCBs
  • Generous space for cable termination
  • In-built neutral Link for TPN system
  • IK08 and IP30 Protection
  • Mounting holes for easy wall mounting
  • Louvers for better heat dissipation
  • Effortless Installation
  • Size I suitable up to 125A MCCBs, 36kA
  • Size II suitable from 160A to 250A MCCBs, 50kA

 

UV Release
  • Separate cable gland box NOT required
  • Suitable to accommodate185 sq. mm. 3 1/2 core Aluminum armoured cable
  • Suitable to accommodate 70 sq. mm. 3 1/2 core Aluminum armoured cable
UV Release supplier
UV Release
  Description   Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Size I Enclosure for DU100H/DU125H/ DU100D/DU125D/DN0/DY125U CM90996OOOO 2285 1
Size II Enclosure for DU250C/DU250/DN1 CM91003OOOO 5250 1
UV Release supplier

Size I & Size II Enclosures

Easy wall Mounting

Easy wall Mounting

Better Heat Dissipation

Better Heat Dissipation

Ground Fault Module

Ground Fault Module
Ground Fault Modules
Ground Fault Module
  • Provides protection against ground fault
  • GF Module for ground fault protection can be used with all Thermal Magnetic MCCBs
  • Adjustable ground fault sensitivity selection: 10% – 50% of In
  • Adjustable time delay: 100ms / 200ms
  • Test facility to check healthiness of ground fault protection system without tripping MCCB
  • Suitable for 3 phase 3 wire & 3 phase 4 wire electrical distribution network with cable termination
  • LED for earth fault indication

 

Ground Fault Protection
  Type Range (A)   Cat. No. M.R.P. (`) Per Unit   CT Std. Pkg. (Nos.)
GF1 100 – 200A ST27745OOOO 9770 Built in CBCT 1
GF2 200 – 400A ST27746OOOO 14970 Built in CBCT 1
GF11 up to 800A ST28594OOOO 9055 # External CT required 1

MCCB Range

dsine TM

dsine TM

With Thermal – Magnetic Release :

  • Conforms to IS/IEC 60947-2
  • 20A to 630A, 3P & 4P
  • 25kA, 36kA, 50kA & 70kA breaking capacities
  • Ics= 100% of Icu*
  • Adjustable overload settings: 8 – 1.0 x In
  • Adjustable short-circuit settings: 6 – 10 x In**
  • Manual, Rotary and Motorised versions available@
  • Wide range of accessories

dsine-DZ1 TM

  • Conforms to IS/IEC 60947-2
  • 16A to 160A, 3P & 4P
  • 36kA & 50kA breaking capacities
  • Ics= 100% of Icu
  • Adjustable overload settings: 0.67 – 1.0 x In
  • Adjustable short-circuit settings: 6 – 12 x In***
  • Transparent sealable release cover
  • Compact size
  • Wide range of accessories
dsine TM

dsine TM

Kindly refer page no. 45 for cost effective MCCB for motor starter application
  Type Thermal Release Range (A) Breaking Capacity Icu at 415V AC, 50Hz. (kA) 3 Pole 4 Pole   Std. Pkg. (Nos.)
  Cat. No. M.R.P. (`) Per Unit   Cat. No. M.R.P. (`) Per Unit
      DN0-100D* 16-20           36 CM97893OOC2OG 8010 CM97919OOC2OG 11220 1
20-25 CM97893OOD2OG 8010 CM97919OOD2OG 11220 1
25-32 CM97893OOE2OG 8010 CM97919OOE2OG 11220 1
32-40 CM97893OOF2OG 8010 CM97919OOF2OG 11220 1
40-50 CM97893OOG2OG 8010 CM97919OOG2OG 11220 1
50-63 CM97893OOH2OG 7800 CM97919OOH2OG 10920 1
63-80 CM97893OOJ2OG 7800 CM97919OOJ2OG 10920 1
80-100 CM97893OOK2OG 7800 CM97919OOK2OG 10920 1
DN0-125D* 100-125 CM90680OOLOOG 9520 CM90681OOLOOG 12680 1
        DN0-100C 16-20               25 CM91612OOCOOG 8340 CM91712OOCOOG 11660 1
20-25 CM91612OODOOG 8340 CM91712OODOOG 11660 1
25-32 CM91612OOEOOG 8340 CM91712OOEOOG 11660 1
32-40 CM91612OOFOOG 8340 CM91712OOFOOG 11660 1
40-50 CM91612OOGOOG 8340 CM91712OOGOOG 11660 1
50-63 CM91612OOHOOG 8110 CM91712OOHOOG 11360 1
63-80 CM91612OOJOOG 8110 CM91712OOJOOG 11360 1
80-100 CM91612OOKOOG 8110 CM91712OOKOOG 11360 1
    DN1-250C 100-125 CM90638OOLO 11920 CM90642OOLO 14300 1
125-160 CM90638OOMO 15200 CM90642OOMO 18450 1
160-200 CM90638OONO 19070 CM90642OONO 22190 1
200-250 CM90638OOPO 21840 CM90642OOPO 25260 1

With Thermal - Magnetic Release :

For DC application please refer catalogue Kindly refer page no. 45 for cost effective MCCB for motor starter application
Type Thermal Release Range (A) Breaking Capacity Icu at 415V AC, 50Hz. (kA) 3 Pole 4 Pole   Std. Pkg. (Nos.)
  Cat. No. M.R.P. (`) Per Unit   Cat. No. M.R.P. (`) Per Unit
            DZ1-160D 11-16                           36 DZ1T0016DXC1A 10890 DZ1F0016DXC1A 13790 1
14-20 DZ1T0020DXC1A 10890 DZ1F0020DXC1A 13790 1
17-25 DZ1T0025DXC1A 10890 DZ1F0025DXC1A 13790 1
22-32 DZ1T0032DXC1A 10890 DZ1F0032DXC1A 13790 1
27-40 DZ1T0040DXC1A 10890 DZ1F0040DXC1A 13790 1
34-50 DZ1T0050DXC1A 10890 DZ1F0050DXC1A 13790 1
43-63 DZ1T0063DXD1A 10700 DZ1F0063DXD1A 13550 1
54-80 DZ1T0080DXD1A 10700 DZ1F0080DXD1A 13550 1
67-100 DZ1T0100DXD1A 10700 DZ1F0100DXD1A 13550 1
84-125 DZ1T0125DXD1A 12380 DZ1F0125DXD1A 15370 1
108-160 DZ1T0160DXD1A 16390 DZ1F0160DXD1A 19470 1
    DN2-250D 100-125 CM92008OOL1OG 15480 CM92108OOL1OG 19210 1
125-160 CM92008OOM1OG 20490 CM92108OOM1OG 24340 1
160-200 CM92009OON1OG 22700 CM92109OON1OG 29000 1
200-250 CM92009OOP1OG 25480 CM92109OOP1OG 30740 1
  DN3B-400D 250-320 CM98401OOQOOG 30750 CM98403OOQOOG 37500 1
320-400 CM98401OOROOG 30750 CM98403OOROOG 37500 1
  DN3-400D 250-320 CM94005OOQ1OG * CM94105OOQ1OG * 1
320-400 CM94005OOR1OG * CM94105OOR1OG * 1
  DN3-630D 400-500 CM94006OOS1OG 41980 CM94106OOS1OG 51840 1
500-630 CM94006OOT1OG 41980 CM94106OOT1OG 51840 1
            DZ1-160N 11-16                       50 DZ1T0016NXC1A 14110 DZ1F0016NXC1A 17320 1
14-20 DZ1T0020NXC1A 14110 DZ1F0020NXC1A 17320 1
17-25 DZ1T0025NXC1A 14110 DZ1F0025NXC1A 17320 1
22-32 DZ1T0032NXC1A 14110 DZ1F0032NXC1A 17320 1
27-40 DZ1T0040NXC1A 14110 DZ1F0040NXC1A 17320 1
34-50 DZ1T0050NXC1A 14110 DZ1F0050NXC1A 17320 1
43-63 DZ1T0063NXD1A 13730 DZ1F0063NXD1A 16850 1
54-80 DZ1T0080NXD1A 13730 DZ1F0080NXD1A 16850 1
67-100 DZ1T0100NXD1A 13730 DZ1F0100NXD1A 16850 1
84-125 DZ1T0125NXD1A 18460 DZ1F0125NXD1A 21470 1
108-160 DZ1T0160NXD1A 20930 DZ1F0160NXD1A 25270 1
    DN2-250N 100-125 CM92005OOL1OG 21600 CM92105OOL1OG 26190 1
125-160 CM92005OOM1OG 24490 CM92105OOM1OG 30830 1
160-200 CM92006OON1OG 25080 CM92106OON1OG 34190 1
200-250 CM92006OOP1OG 27370 CM92106OOP1OG 35030 1
  DN3-400N 250-320 CM94003OOQ1OG 33220 CM94103OOQ1OG 40740 1
320-400 CM94003OOR1OG 33220 CM94103OOR1OG 40740 1
  DN3-630N 400-500 CM94004OOS1OG 45290 CM94104OOS1OG 57340 1
500-630 CM94004OOT1OG 45290 CM94104OOT1OG 57340 1
    DN2-250S 100-125         70 CM92002OOL1OG 30750 CM92102OOL1OG 35580 1
125-160 CM92002OOM1OG 32230 CM92102OOM1OG 38020 1
160-200 CM92003OON1OG 36560 CM92103OON1OG 44980 1
200-250 CM92003OOP1OG 37710 CM92103OOP1OG 45390 1
  DN3-400S 250-320 CM94001OOQ1OG 40010 CM94101OOQ1OG 46540 1
320-400 CM94001OOR1OG 40010 CM94101OOR1OG 46540 1
  DN3-630S 400-500 CM94002OOS1OG 53100 CM94102OOS1OG 63860 1
500-630 CM94002OOT1OG 53100 CM94102OOT1OG 63860 1
 

With Microprocessor Release MTX1.0 & iTRP1 :

dsine MTX1.0​

dsine MTX1.0

  • Conforms to IS/IEC 60947-2
  • 40A to 1250A, 3P & 4P
  • 36kA, 50kA, 70kA and 100kA breaking capacities
  • Ics=100% Icu
  • Adjustable overload setting from 4 to 1.0 x In
  • Adjustable short-circuit setting from 1.5 to 8 x Ir
  • Inbuilt instantaneous Protection
  • Switchable thermal memory
  • Variable trip class
  • Front LED Indication
  • Manual, Rotary and Motorised versions available@
  • Wide range of accessories
dsine-DZ iTRP1

dsine-DZ iTRP1

  • Conforms to IS/IEC 60947-2
  • 16A to 160A, 3P & 4P
  • 36kA & 50kA breaking capacities
  • Ics=100% Icu
  • Adjustable overload setting from 25 to 1.0 x In
  • Adjustable short-circuit setting from 5 to 12 x Ir
  • OR Instantaneous setting from 5 to 12 x In
  • Switchable thermal memory
  • Variable trip class
  • Transparent sealable release cover
  • Compact size
  • Wide range of accessories
Type Release Range (A) Breaking Capacity Icu at 415V AC, 50Hz. (kA) 3 Pole 4 Pole Std. Pkg. (Nos.)
Cat. No. M.R.P. (`) Per Unit Cat. No. M.R.P. (`) Per Unit
DZ1-160D# 10-40 36 DZ1T0040DXF1A 18270 DZ1F0040DXF1A 22970 1
16-63 DZ1T0063DXF1A 18270 DZ1F0063DXF1A 22970 1
25-100 DZ1T0100DXF1A 18270 DZ1F0100DXF1A 22970 1
40-160 DZ1T0160DXF1A 23120 DZ1F0160DXF1A 32130 1
DN2-250D 16-40 CM92063OOOOX1 21920 CM92155OOOOX1 27560 1
25-63 CM92071OOOOX1 21920 CM92154OOOOX1 27560 1
40-100 CM92051OOOOX1 21920 CM92153OOOOX1 27560 1
63-160 CM92074OOOOX1 27740 CM92152OOOOX1 38560 1
100-250 CM92054OOOOX1 31910 CM92151OOOOX1 43730 1
DN3-400D 160-400 CM93001OOOOX1 39580 CM93003OOOOX1 48860 1
DN3-630D 250-630 CM93005OOOOX1 44120 CM93007OOOOX1 57400 1
DZ1-160N# 10-40 50 DZ1T0040NXF1A 21770 DZ1F0040NXF1A 30180 1
16-63 DZ1T0063NXF1A 21770 DZ1F0063NXF1A 30180 1
25-100 DZ1T0100NXF1A 21770 DZ1F0100NXF1A 30180 1
40-160 DZ1T0160NXF1A 28480 DZ1F0160NXF1A 37270 1
DN2-250N 16-40 CM92064OOOOX1 26120 CM92160OOOOX1 34100 1
25-63 CM92072OOOOX1 26120 CM92159OOOOX1 34100 1
40-100 CM92052OOOOX1 26120 CM92158OOOOX1 34100 1
63-160 CM92075OOOOX1 34180 CM92157OOOOX1 42120 1
100-250 CM92055OOOOX1 36510 CM92156OOOOX1 46740 1
DN3-400N 160-400 CM93002OOOOX1 43310 CM93004OOOOX1 55860 1
DN3-630N 250-630 CM93006OOOOX1 47530 CM93008OOOOX1 61990 1
DN4-1250N 320-800 CM96021OOOOX1 71400 CM96111OOOOX1 89910 1
400-1000 CM96022OOOOX1 99920 CM96112OOOOX1 144590 1
500-1250 CM96023OOOOX1 124680 CM96113OOOOX1 168710 1
DN2-250S 16-40 70 CM92065OOOOX1 28050 CM92165OOOOX1 35670 1
25-63 CM92073OOOOX1 28050 CM92164OOOOX1 35670 1
40-100 CM92059OOOOX1 28050 CM92163OOOOX1 35670 1
63-160 CM92076OOOOX1 37800 CM92162OOOOX1 48210 1
100-250 CM92056OOOOX1 42140 CM92161OOOOX1 54030 1
DN3-400S 160-400 CM94053OOOOX1 53750 CM94153OOOOX1 69140 1
DN3-630S 250-630 CM94079OOOOX1 56810 CM94179OOOOX1 79030 1
DN4-1250S 320-800 CM96025OOOOX1 91300 CM96115OOOOX1 115640 1
400-1000 CM96026OOOOX1 123610 CM96116OOOOX1 180330 1
500-1250 CM96027OOOOX1 151280 CM96117OOOOX1 205800 1

With Microprocessor Release MTX2.0 & iTRP3 :

dsine MTX1.0​

dsine MTX2.0

  • Conforms to IS/IEC 60947-2
  • 40A to 1250A, 3P & 4P
  • 36kA, 50kA, 70kA and 100kA breaking capacities
  • Ics=100% Icu
  • Adjustable overload setting from 4 to 1.0 x In
  • Adjustable short-circuit setting from 1.5 to 8 x Ir
  • Inbuilt instantaneous Protection
  • Inbuilt ground fault protection from 20%-50% of In
  • Adjustable neutral overload protection from 50% to 150% of Ir
  • Switchable thermal memory
  • Variable trip class
  • Front LED Indication
  • Panel mounted display for current metering & trip record
  • Manual, Rotary and Motorised versions available@
  • Wide range of accessories
dsine TM

dsine-DZ iTRP3

  • Conforms to IS/IEC 60947-2
  • 16A to 160A, 3P & 4P
  • 36kA & 50kA breaking capacities
  • Ics=100% Icu
  • Adjustable overload setting from 25 to 1.0 x In
  • Adjustable short-circuit setting from 5 to 10 x Ir
  • Adjustable Instantaneous setting, 6 In & 12 In
  • Inbuilt ground fault protection from 20%-70% of In
  • Adjustable neutral overload protection from 50% to 200% of Ir
  • Switchable thermal memory
  • Provision for release testing
  • Individual fault indication LEDs
  • Transparent sealable release cover
  • Compact size
  • Wide range of accessories
  Type Release Range (A) Breaking Capacity Icu at 415V AC, 50Hz. (kA) 3 Pole 4 Pole   Std. Pkg. (Nos.)
  Cat. No. M.R.P. (`) Per Unit   Cat. No. M.R.P. (`) Per Unit
  DZ1-160D# 10-40             36 DZ1T0040DXH1A 33510 DZ1F0040DXH1A 38580 1
16-63 DZ1T0063DXH1A 33510 DZ1F0063DXH1A 38580 1
25-100 DZ1T0100DXH1A 33510 DZ1F0100DXH1A 38580 1
40-160 DZ1T0160DXH1A 38070 DZ1F0160DXH1A 47200 1
    DN2-250D 16-40 CM92063OOOOAG 37530 CM92155OOOOAG 43210 1
25-63 CM92071OOOOAG 37530 CM92154OOOOAG 43210 1
40-100 CM92051OOOOAG 37530 CM92153OOOOAG 43210 1
63-160 CM92074OOOOAG 42640 CM92152OOOOAG 52860 1
100-250 CM92054OOOOAG 44320 CM92151OOOOAG 54490 1
DN3-400D 160-400 CM93001OOOOAG 53500 CM93003OOOOAG 61980 1
DN3-630D 250-630 CM93005OOOOAG 57990 CM93007OOOOAG 70940 1
  DZ1-160N# 10-40                 50 DZ1T0040NXH1A 36440 DZ1F0040NXH1A 43480 1
16-63 DZ1T0063NXH1A 36440 DZ1F0063NXH1A 43480 1
25-100 DZ1T0100NXH1A 36440 DZ1F0100NXH1A 43480 1
40-160 DZ1T0160NXH1A 43920 DZ1F0160NXH1A 52350 1
    DN2-250N 16-40 CM92064OOOOAG 40810 CM92160OOOOAG 48700 1
25-63 CM92072OOOOAG 40810 CM92159OOOOAG 48700 1
40-100 CM92052OOOOAG 40810 CM92158OOOOAG 48700 1
63-160 CM92075OOOOAG 46990 CM92157OOOOAG 56540 1
100-250 CM92055OOOOAG 47320 CM92156OOOOAG 57540 1
DN3-400N 160-400 CM93002OOOOAG 56760 CM93004OOOOAG 66480 1
DN3-630N 250-630 CM93006OOOOAG 61660 CM93008OOOOAG 79450 1
  DN4-1250N 320-800 CM96021OOOOAG 98820 CM96111OOOOAG 118460 1
400-1000 CM96022OOOOAG 127280 CM96112OOOOAG 170320 1
500-1250 CM96023OOOOAG 149120 CM96113OOOOAG 192910 1
    DN2-250S 16-40             70 CM92065OOOOAG 42680 CM92165OOOOAG 50780 1
25-63 CM92073OOOOAG 42680 CM92164OOOOAG 50780 1
40-100 CM92059OOOOAG 42680 CM92163OOOOAG 50780 1
63-160 CM92076OOOOAG 51250 CM92162OOOOAG 61040 1
100-250 CM92056OOOOAG 57250 CM92161OOOOAG 73590 1
DN3-400S 160-400 CM94053OOOOAG 71390 CM94153OOOOAG 89330 1
DN3-630S 250-630 CM94079OOOOAG 77300 CM94179OOOOAG 108100 1
  DN4-1250S 320-800 CM96025OOOOAG 114860 CM96115OOOOAG 143650 1
400-1000 CM96026OOOOAG 154320 CM96116OOOOAG 208910 1
500-1250 CM96027OOOOAG 183170 CM96117OOOOAG 240340 1

Accessories for MTX2.0

Display module

Metering module

Metering module

Modules for MTX2.0 release Cat. No. M.R.P. (`) Per Unit
Current Metering Module (Display & Metering Module) CM95698OOOO 29520
Cable (2m length) CM01196OOOO 1540
Power Supply Module CL90722OOOO *
UNCO Module for Status Indication & Control through communication CL90852OOOO 12500
 

With Microprocessor Release MTX3.0 :

dsine MTX1.0​
  • Conforms to IS/IEC 60947-2 & IEC 60947-2
  • Range: 40A to 1250A, 3P & 4P
  • Choice of 36kA / 50kA / 70kA / 100kA breaking capacities
  • Ics = 100% Icu
  • Suitable for Isolation
  • Adjustable Over Load from 4 – 1.0 x In
  • Adjustable Short Circuit from 5 – 8 x Ir with selectable time delay
  • Instantaneous protection with fine settings
  • Inbuilt ground fault protection from 10% – 50% of In
  • Adjustable neutral overload protection available : 50% to 150% of Ir
  • Advanced Current, Voltage, Frequency & Power based protections
  • Other Protections like Maximum Demand, Phase Sequence, THD
  • Comprehensive Current, Power, Energy, PF, MD, THD metering
  • Provision of Thermal Memory : ON/OFF
  • Variable trip class at 5 Ir,6 Ir & 7.2 Ir
  • Front LED indication of Over Load, short circuit & earth fault
  • Panel mounted display available for advanced protections & metering
  • Communication capable release
  • Manual, Rotary or Motorised versions available @
  • For 3 phase 4 wire system, External neutral CTs available for 3P MCCBs
  • Wide Range of snap fit Internal and External Accessories
Metering modules
  Type Release Range (A) Breaking Capacity Icu at 415V AC, 50Hz. (kA) 3 Pole 4 Pole Std. Pkg. (Nos.)
  Cat. No. M.R.P. (`) Per Unit   Cat. No. M.R.P. (`) Per Unit
    DN2-250D 16 – 40       36 CM92063OOOOBG       CM92155OOOOBG       1
25 – 63 CM92071OOOOBG CM92154OOOOBG 1
40 – 100 CM92051OOOOBG CM92153OOOOBG 1
63 – 160 CM92074OOOOBG CM92152OOOOBG 1
100 – 250 CM92054OOOOBG CM92151OOOOBG 1
DN3-400D 160 – 400 CM93001OOOOBG CM93003OOOOBG 1
DN3-630D 250 – 630 CM93005OOOOBG CM93007OOOOBG 1
    DN2-250N 16 – 40             50 CM92064OOOOBG           CM92160OOOOBG           1
25 – 63 CM92072OOOOBG CM92159OOOOBG 1
40 – 100 CM92052OOOOBG CM92158OOOOBG 1
63 – 160 CM92075OOOOBG CM92157OOOOBG 1
100 – 250 CM92055OOOOBG CM92156OOOOBG 1
DN3-400N 160 – 400 CM93002OOOOBG CM93004OOOOBG 1
DN3-630N 250 – 630 CM93006OOOOBG CM93008OOOOBG 1
  DN4-1250N 320 – 800 CM96021OOOOBG CM96111OOOOBG 1
400 – 1000 CM96022OOOOBG CM96112OOOOBG 1
500 – 1250 CM96023OOOOBG CM96113OOOOBG 1
    DN2-250S 16 – 40             70 CM92065OOOOBG           CM92165OOOOBG           1
25 – 63 CM92073OOOOBG CM92164OOOOBG 1
40 – 100 CM92059OOOOBG CM92163OOOOBG 1
63 – 160 CM92076OOOOBG CM92162OOOOBG 1
100 – 250 CM92056OOOOBG CM92161OOOOBG 1
DN3-400S 160 – 400 CM94053OOOOBG CM94153OOOOBG 1
DN3-630S 250 – 630 CM94079OOOOBG CM94179OOOOBG 1
  DN4-1250S 320 – 800 CM96025OOOOBG CM96115OOOOBG 1
400 – 1000 CM96026OOOOBG CM96116OOOOBG 1
500 – 1250 CM96027OOOOBG CM96117OOOOBG 1

Accessories for MTX2.0

  Modules for MTX3.0 release   Cat. No. M.R.P. (`) Per Unit
Communication Module CM95680OOOO  
Voltage Module CM95685OOOO
Display Module CM95676OOOO
Power Supply Module CL90722OOOO  
UNCO Module for Status Indication & Control through communication CL90852OOOO 12500
 
MTX3.0 with all modules

MTX3.0 with all modules

MCCBs for Motor back-up Protection:

Cost effective solution for motor starter protection

  • Range: 32A to 630A, 50kA
  • Suitable for isolation
  • Wide Range of snap fit Internal and External Accessories
3 Pole
  Type Current Rating (A) Breaking Capacity Icu at 415V. AC, 50Hz. (kA)   Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
      DN0-100M 32                         50 CM98944OOEO 6020 1
40 CM98944OOFO 6020 1
50 CM98944OOGO 6020 1
63 CM98944OOHO 6020 1
80 CM98944OOJO 6020 1
100 CM98944OOKO 6020 1
  DZ1-160N 100 DZ1T0100NXM1A 8590 1
125 DZ1T0125NXM1A 8740 1
160 DZ1T0160NXM1A 10370 1
  DN1-160M 100 CM90345OOKO 10040 1
125 CM90345OOLO 10220 1
160 CM90345OOMO 12130 1
  DN2-250M 200 CM92171OONOOG 15540 1
250 CM92171OOPOOG 20780 1
DN3-400M 320 CM94516OOQOOG 26270 1
400 CM94516OOROOG 27560 1
  DN3-630M 500 CM94515OOSOOG 30340 1
630 CM94515OOTOOG 30860 1
dsine MTX1.0​

Representative Application Image

dsine MTX1.0​

MCCB-M version

Contactor Overload Relay

Contactor Overload Relay

Motor

Motor

Switch Disconnector - SD (MCCBs without protection release):

  • Used as switching devices for isolation
  • Range: 32A to 1250A, 3P & 4P
  • Suitable for isolation
  • Wide Range of snap fit Internal and External Accessories

 

  Type Current Rating (A) 3 Pole 4 Pole Std. Pkg. (Nos.)
  Cat. No. M.R.P. (`) Per Unit   Cat. No. M.R.P. (`) Per Unit
    DN0-160SD 32 CM90716OOEO 6280 CM90717OOEO 8520 1
63 CM90716OOHO 6280 CM90717OOHO 8520 1
100 CM90716OOKO 7500 CM90717OOKO 9910 1
125 CM90716OOLO 8290 CM90717OOLO 11040 1
160 CM90716OOMO 8970 CM90717OOMO 11760 1
  DN2-250SD 200 CM96814OONOOG 18070 CM96815OONOOG 24050 1
250 CM96802OOPOOG 19100 CM96803OOPOOG 26240 1
  DN3B-400SD 320 CM98410OOQOOG 28810 CM98412OOQOOG 36670 1
400 CM98410OOROOG 28810 CM98412OOROOG 36670 1
  DN3-630SD 500 CM96806OOSOOG 32670 CM96807OOSOOG 43750 1
630 CM96806OOTOOG 32670 CM96807OOTOOG 43750 1
  DN4-1250SD 800 CM93041OOUO 68820 CM93042OOUO 84900 1
1000 CM93041OOVO 91430 CM93042OOVO 117010 1
1250 CM93041OOAO 121900 CM93042OOAO 150790 1

Automatic Source Transfer System (ASTS)

  • 128×80 pixel, backlit LCD screen with 4 grey levels
  • Advanced programmable I/O function
  • Management of automatic generator start/stop
  • Controls of UV, OV, phase loss, asymmetry, minimum frequency, maximum frequency, with independent enabling and time delay

Automatic Transfer Controllers (ATC)

Type Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
AuXC-2000 controller ATC2000OOOO 30100 1
MCCBs + 2 SE-EOM + 2 ATAC + 1 MIL kit

MCCBs + 2 SE-EOM + 2 ATAC + 1 MIL kit

AuXC-2000 Controller

AuXC-2000

Frame Accessories Total Set M.R.P. (`) Remarks
  DN2     2 Nos : SEOMs with Aux + Trip Alarm Contact + 1 No. : MIL + 1 No. : AuXC2000   103355 Add MRPs of Similar 2 MCCBs of DN2 of desired no. of Poles, Breaking Cap. & Release to arrive at ASTS Solution.
  DN3-400   122650   Add MRPs of Similar 2 MCCBs of DN3 of desired no. of Poles, Breaking Cap. & Release to arrive at ASTS Solution.
  DN3-630   123420
 

Motorised MCCB MRP Computation

Total Combination MRP = DN2 DN3 DN4 MCCB + DN2-EOM DN3-EOM DN4-EOM + Aux + Trip Alarm Contact (ATAC) + No Accessory UVR Shunt Aux Contact

Accessories for MCCBs

Auxiliary Contact
Auxiliary Contact
TAC
TAC
Shunt Release
Shunt Release
UV Release
UV Release
Neutral CT
Neutral CT
  Description Internal
  Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Auxiliary Contact [8538]
DN0, DN1 – 1 C/O – Right CM97886OOOO 1000 1
DN0, DN1 – 2 C/O – Right CM97887OOOO 1775 1
DZ1 – 1 C/O EM90110OOOO 1000 1
DN2, DN3B, DN3, DN4 – 1 C/O CM99801OOOO 1160 1
DN2, DN3B, DN3, DN4 – 2 C/O CM99802OOOO 2250 1
Trip Alarm Contact [8538]
DN0, DN1 – 1 C/O – Right CM97888OOOO 1000 1
DN0, DN1 – 2 C/O – Right CM97889OOOO 1775 1
DZ1 – 1 C/O EM90110OOOO 1000 1
DN2, DN3B, DN3, DN4 – 1 C/O – Right CM99803OOOO 1230 1
Auxiliary 1 C/O + TAC 1 C/O [8538]
DN0, DN1 – Right CM97890OOOO 1705 1
DN2, DN3B, DN3, DN4 – Right CM99804OOOO 2255 1
Shunt Release [8538]
DN0, DN1 – 24V DC – Left CM91402O4OO 1825 1
DN0, DN1 – 110V AC – Left CM97883OAOO 1825 1
DN0, DN1 – 240/415V AC – Left CM97883OMOO 1980 1
DZ1 – 240V AC$ EM90032OBOO 2655 1
DN2, DN3B, DN3, DN4 -110/240/415V AC,220V DC CM99805OOOO 2925@ 1
DN2, DN3B, DN3 – 24V DC CM98976O4OO 2740@ 1
Under Voltage Release [8538]
DN0, DN1 – 240V AC – Left CM97892BOOO 3295 1
DZ1 – 240V AC$ EM90031BOOO 3345 1
DN2, DN3B, DN3 – 240V AC – Left CM99986BOOO 4060** 1
DN4 – 240V AC – Left CM99906OOOO 4640** 1
Direct ROM

Direct ROM

Extended ROM

Key Lock

  Description External
  Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Rotary Handle [8538]
DN0 Direct ROM CM97895OOOO 1280 1
DN1 Direct ROM CM98040OOOO 1370 1
DZ1 Direct ROM EM90207OOOO 1400 1
DN2 Direct ROM CM99829OOOO 1415 1
DN3B, DN3 Direct ROM CM99860OOOO 2120 1
DN0 Extended ROM CM97896OOOO 1650 1
DN1 Extended ROM CM98041OOOO 1760 1
DZ1 Extended ROM EM90209OOOO 1890 1
DN2 Extended ROM CM99830OOOO 2135 1
DN3B, DN3 Extended ROM CM99861OOOO 3485 1
DN4 Extended ROM CM99884OOOO 4420 1
Panel door mounted Key lock for Extended ROM # [8301]
Type 1 CM99958TOOOO 5780 1
Type 2 CM99958TOOOA 5780 1
Type 3 CM99958TOOOB 5780 1
Type 12 CM99958TOOOC 5780 1
Type 23 CM99958TOOOD 5780 1
 
Spreader Terminals

Spreader Terminals

MIL Kit - Base Mounted

MIL Kit - Base Mounted

  Description External
  Cat. No. M.R.P. (`) Per Unit Std. Pkg. (Nos.)
Spreader Terminals [8538]
DN0-100 – 3 Pole CM97785OOOO 395 Set of 6
DN0-125D – 3 Pole CM90687OOLO 515 Set of 6
DZ1 – 160 – 3 Pole EM90609OOOO 1605 Set of 6
DN1, DN2 – 250 – 3 Pole ST98053OOOO 1710 Set of 6
DN3B/DN3 – 400 – 3 Pole ST98065OOOO 3310 Set of 6
DN3-630 – 3 Pole ST98054OOOO 3830 Set of 6
DN4-800 – 3 Pole CM91161OOUO 8065 Set of 6
DN4-1000 – 3 Pole CM91161OOVO 16130 Set of 12
DN4-1250 – 3 Pole CM91161OOAO 31865 Set of 6
DN0-100 – 4 Pole CM97921OOOO 625 Set of 8
DN0-125D – 4 Pole CM90688OOLO 745 Set of 8
DZ1 – 160 – 4 Pole EM90610OOOO 2110 Set of 8
DN1, DN2 – 250 – 4 Pole CM92007OOOO 2265 Set of 8
DN3B/DN3-400 – 4 Pole ST98066OOOO 4745 Set of 8
DN3-630 – 4 Pole CM92004OOOO 4860 Set of 8
DN4-800 – 4 Pole ST90362OOOO 10290 Set of 8
DN4-1000 – 4 Pole CM90064OOVO 20580 Set of 16
DN4-1250 – 4 Pole ST98058OOOO 40775 Set of 8
Mechanical Interlock Kit – Base Plate [8538]
DN2-250 CM99731OOOO 6545 1
DN3-400 CM99732OOOO 10040 1
DN3-630 CM99854OOOO 10810 1
DIN rail kit [8538]
DN0 CM90944OOOO 145 1