Products

Direct Electricity meter connection

Measurement

active power in 3-phase 4-wire network

active power in one or two three-phase or four-wire network

One to four tariff. Ability to measure power only in any two phases or in any one phase (when these options must be neutral connected).

One to four tariff. Ability to measure power in only one phase with the conditions attached neutral.

Type

LK13T

LK13B

Measuring method

Static meter with current transformers for current input.

Static meters with shunts for current input.

Class

A or B

Display

LCD

Reference voltage 

U_n

3x230/400V; 2x230/400V; 230V

Reference frequency 

f_n

50 Hz

Reference current 

I_ref

5A, 10A

Transient current 

I_tr

0,5A

Minimum current 

I_min

0,15 A; 0,20 A; 0,25 A; 0.5 A

0,20 A; 0,25 A; 0,5 A

Starting current 

I_st

15 mA; 20 mA; 25 mA; 50 mA

20 mA; 25 mA; 50 mA

Maximum current 

I_max

40 A - 100 A with step 5 A

Constant (LED)

adjustable from 1000 to 10000 imp/kWh

Operating temperature

Cover

IP 51 till 54

Class of protection (electrical)

II

Mechanical environment

M1

Electromagnetic Environment

E2

The meter is connected through a transformer

Measuring method

Static meter with current transformers for current input

Reference current

  I_ref /I_n

2 A

5 A

Transient current

  I_tr

0,1 A

0,25 A

Minimum current

  I_min

0,02 A

0.05 A

Starting current

  I_st

4 mA

10 mA

Maximum current

  I_max

6 A

Direct connection of electricity

Measurement

active power in 1-phase 2-wire network

One to four tariffs

Type

LK11B

Measuring method

Static meters with shunts for current input

Class

A or B

Display

LCD

Reference voltage 

U_n

230V

Reference frequency 

f_n

50 Hz

Reference current 

I_ref

5 A; 10 A

Transient current 

I_tr

0,5A

Minimum current 

I_min

0,15 A; 0,20 A; 0,25 A; 0.5 A

Maximum current 

I_max

40A - 80A with step 5A

Constant (LED)

adjustable from 1000 - 10000 imp./kWh

Operating temperature

-40°C till +70°C
(LCD is working from -33°C to +70°C)

Cover

IP51 till IP54

Class of protection (electrical)

II

Mechanical environment

M1

Electromagnetic Environment

E2

Options

Communication

S0

RS 232

RS 485

Internal clock 

timestamp register

for tariff control internal program

Buttons

internal

external

combination

Relay power management

AC 230V / 6 A

Disconnector 

In the current range 40 - 100 A

LCD display

three types

1;  1,5   and  2 line design

Terminal boards

two types

I_max. 80 A  a I_max. 120 A