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The LMK Current Transformer provides current measuring functions. It complies with standards BS7626 and IEC44-1. It is available in models ranging from 20A to 120A with dimensions varying between each model. The document provides technical specifications for each model including voltage rating, current ratios, load ratings, core diameters and number of turns.

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221 views3 pages

CT PDF

The LMK Current Transformer provides current measuring functions. It complies with standards BS7626 and IEC44-1. It is available in models ranging from 20A to 120A with dimensions varying between each model. The document provides technical specifications for each model including voltage rating, current ratios, load ratings, core diameters and number of turns.

Uploaded by

Mr Pahlevi
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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LMK Current Transformer

Standard: BS7626, IEC44-1

Function LMK Current Transformer provide:


Measuring current

Description Technical Data


Primary current: 100A-5000A
Secondary approval: 5A, 1A
Maximum voltage: 0.66kV
Class: 0.5, 1.0, 3.0
Short time thermal current: Ith=100Ih
Rated security coefficient: FS<5

Standard and Certification


BS7626, IEC44-1

Overall dimensions

Unit: mm

Model H W D
LMK-0.66-20 87 68 42
LMK-0.66-30 79 60 37
LMK-0.66-40 99 75 40
LMK-0.66-50 99 82 40
LMK-0.66-60 126 102 40
LMK-0.66-80 118 125 40
LMK-0.66-100 136 170 40
LMK-0.66-120 136 190 41

122 Delixi Electric


LMK Current Transformer
Standard: BS7626, IEC44-1

Class: 0.5
Maximum Voltage: 0.66KV

Current ratio Rated Load Bar Diameter Number of Turns


Model Reference
(A) (VA) (mm) (mm) through the core

LMK-0.66-20 30/5 5-3.75 20 5 LMKP63020


50/5 5-3.75 20 3 LMKP65020
75/5 5-3.75 20 2 LMKP67520
100/5 5-3.75 20 2 LMKP610020
100/5 5-3.75 20 1 LMKP610020
150/5 5-3.75 20 1 LMKP615020
200/5 5-3.75 20 1 LMKP620020
LMK-0.66-30 100/5 5-3.75 20 2 LMKP610030
200/5 5-3.75 30 10 20 1 LMKP620030
250/5 5-3.75 30 10 20 1 LMKP625030
300/5 5-3.75 30 10 20 1 LMKP630030
LMK-0.66-40 250/5 5-3.75 40 10 30 1 LMKP625040
300/5 5-3.75 40 10 30 1 LMKP630040
400/5 5-3.75 40 10 30 1 LMKP640040
500/5 5-3.75 40 10 30 1 LMKP650040
LMK-0.66-50 300/5 5-3.75 50 10 35 1 LMKP630050
400/5 5-3.75 50 10 35 1 LMKP640050
500/5 5-3.75 50 10 35 1 LMKP650050
600/5 10-3.75 50 10 35 1 LMKP660050
750/5 10-3.75 50 10 35 1 LMKP675050
800/5 10-3.75 50 10 35 1 LMKP680050
1000/5 10-3.75 50 10 35 1 LMKP6100050
LMK-0.66-60 500/5 5-3.75 60 20 45 1 LMKP650060
600/5 10-3.75 60 20 45 1 LMKP660060
750/5 10-3.75 60 20 45 1 LMKP675060
800/5 10-3.75 60 20 45 1 LMKP680060
1000/5 10-3.75 60 20 45 1 LMKP6100060
1200/5 10-3.75 60 20 45 1 LMKP6120060
1500/5 10-3.75 60 20 45 1 LMKP6150060
LMK-0.66-80 600/5 10-3.75 80 10 or 60 30 50 1 LMKP660080
750/5 10-3.75 80 10 or 60 30 50 1 LMKP675080
800/5 10-3.75 80 10 or 60 30 50 1 LMKP680080
1000/5 10-3.75 80 10 or 60 30 50 1 LMKP6100080
1200/5 10-3.75 80 10 or 60 30 50 1 LMKP6120080
1500/5 15-3.75 80 10 or 60 30 50 1 LMKP6150080
2000/5 15-3.75 80 10 or 60 30 50 1 LMKP6200080
2500/5 20-3.75 80 10 or 60 30 50 1 LMKP6250080
LMK-0.66-100 600/5 10-3.75 100 10 or 80 30 60 1 LMKP6600100
750/5 10-3.75 100 10 or 80 30 60 1 LMKP6750100
800/5 10-3.75 100 10 or 80 30 60 1 LMKP6800100
1000/5 10-3.75 100 10 or 80 30 60 1 LMKP61000100
1200/5 10-3.75 100 10 or 80 30 60 1 LMKP61200100
1500/5 15-3.75 100 10 or 80 30 60 1 LMKP61500100
2000/5 15-3.75 100 10 or 80 30 60 1 LMKP62000100
2500/5 20-3.75 100 10 or 80 30 60 1 LMKP62500100
3000/5 20-3.75 100 10 or 80 30 60 1 LMKP63000100
LMK-0.66-120 1500/5 15-3.75 120 10 or 80 30 60 1 LMKP61500120
2000/5 15-3.75 120 10 or 80 30 60 1 LMKP62000120
2500/5 20-3.75 120 10 or 80 30 60 1 LMKP62500120
3000/5 20-3.75 120 10 or 80 30 60 1 LMKP63000120
4000/5 25-3.75 120 10 or 80 30 60 1 LMKP64000120
5000/5 25-3.75 120 10 or 80 30 60 1 LMKP65000120

Delixi Electric 123


LMK Current Transformer
Standard: BS7626, IEC44-1

Class: 1
Maximum Voltage: 0.66KV

Current ratio Rated Load Bar Diameter Number of Turns


Model (VA) through the core Reference
(A) (mm) (mm)
LMK-0.66-20 30/5 5-3.75 20 5 LMKP6P13020
50/5 5-3.75 20 3 LMKP6P15020
75/5 5-3.75 20 2 LMKP6P17520
100/5 5-3.75 20 2 LMKP6P110020
150/5 5-3.75 20 1 LMKP6P115020
200/5 5-3.75 20 1 LMKP6P120020
LMK-0.66-30 100/5 5-3.75 20 2 LMKP6P110030
200/5 5-3.75 30 10 20 1 LMKP6P120030
250/5 5-3.75 30 10 20 1 LMKP6P125030
300/5 5-3.75 30 10 20 1 LMKP6P130030
LMK-0.66-40 250/5 5-3.75 40 10 30 1 LMKP6P125040
300/5 5-3.75 40 10 30 1 LMKP6P130040
400/5 5-3.75 40 10 30 1 LMKP6P140040
500/5 5-3.75 40 10 30 1 LMKP6P150040
600/5 10-3.75 40 10 30 1 LMKP6P160040
LMK-0.66-50 300/5 5-3.75 50 10 35 1 LMKP6P130050
400/5 5-3.75 50 10 35 1 LMKP6P140050
500/5 5-3.75 50 10 35 1 LMKP6P150050
600/5 10-3.75 50 10 35 1 LMKP6P160050
750/5 10-3.75 50 10 35 1 LMKP6P175050
800/5 10-3.75 50 10 35 1 LMKP6P180050
1000/5 10-3.75 50 10 35 1 LMKP6P1100050
1200/5 10-3.75 60 20 35 1 LMKP6P1120050
LMK-0.66-60 500/5 5-3.75 60 20 45 1 LMKP6P150060
600/5 10-3.75 60 20 45 1 LMKP6P160060
750/5 10-3.75 60 20 45 1 LMKP6P175060
800/5 10-3.75 60 20 45 1 LMKP6P180060
1000/5 10-3.75 60 20 45 1 LMKP6P1100060
1200/5 10-3.75 60 20 45 1 LMKP6P1120060
1500/5 10-3.75 60 20 45 1 LMKP6P1150060
2000/5 10-3.75 60 20 45 1 LMKP6P1200060
LMK-0.66-80 600/5 10-3.75 80 10 or 60 30 50 1 LMKP6P160080
750/5 10-3.75 80 10 or 60 30 50 1 LMKP6P175080
800/5 10-3.75 80 10 or 60 30 50 1 LMKP6P180080
1000/5 10-3.75 80 10 or 60 30 50 1 LMKP6P1100080
1200/5 10-3.75 80 10 or 60 30 50 1 LMKP6P1120080
1500/5 15-3.75 80 10 or 60 30 50 1 LMKP6P1150080
2000/5 15-3.75 80 10 or 60 30 50 1 LMKP6P1200080
2500/5 20-3.75 80 10 or 60 30 50 1 LMKP6P1250080
LMK-0.66-100 600/5 10-3.75 100 10 or 80 30 60 1 LMKP6P1600100
750/5 10-3.75 100 10 or 80 30 60 1 LMKP6P1750100
800/5 10-3.75 100 10 or 80 30 60 1 LMKP6P1800100
1000/5 10-3.75 100 10 or 80 30 60 1 LMKP6P11000100
1200/5 10-3.75 100 10 or 80 30 60 1 LMKP6P11200100
1500/5 15-3.75 100 10 or 80 30 60 1 LMKP6P11500100
2000/5 15-3.75 100 10 or 80 30 60 1 LMKP6P12000100
2500/5 20-3.75 100 10 or 80 30 60 1 LMKP6P12500100
3000/5 20-3.75 100 10 or 80 30 60 1 LMKP6P13000100
LMK-0.66-120 1500/5 15-3.75 120 10 or 80 30 60 1 LMKP6P11500120
2000/5 15-3.75 120 10 or 80 30 60 1 LMKP6P12000120
2500/5 20-3.75 120 10 or 80 30 60 1 LMKP6P12500120
3000/5 20-3.75 120 10 or 80 30 60 1 LMKP6P13000120
4000/5 25-3.75 120 10 or 80 30 60 1 LMKP6P14000120
5000/5 25-3.75 120 10 or 80 30 60 1 LMKP6P15000120

124 Delixi Electric

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