Electrical data

Primary nominal

Primary current

Primary Conductor

Type

r.m.s. current

measuring range

Diameter

I

I

(mm)

3

± 4.5

0.5

LA 03-PB

5

± 7.5

0.5

LA 05-PB

10

± 15

0.65

LA 10-PB

15

± 22.5

0.8

LA 15-PB

20

± 30

1.0

LA 20-PB

V

C

Supply voltage (± 5 %)

± 15

V

I

C

Current consumption

app. 20mA+ I

V

d

R.m.s. voltage for AC isolation test, 50/60Hz,1mn

2.5

kV

R

IS

Isolation resistance @ 500 VDC

> 500

M

Ω

V

OUT

Output voltage @ ± I

± 4

V

R

L

Load resistance

> 10

k

Ω

Accuracy-Dynamic performance data

X

Accuracy @ I

< ± 1.5 % of I

PN

εε

L

Linearity (0 .. ± I

< ± 1

% of I

PN

V

OE

Electrical offset voltage, T

< ± 30

mV

V

OH

Hysteresis offset voltage @ I

after an excursion of 1 x I

PN

< ± 15

mV

V

OT

Thermal drift of V

OE

max.

± 1

mV/K

TC

εε

G

Thermal drift(% of reading)

< 0.04

%/K

t

r

Response time @ 90% of I

P

< 3

µs

f

DC .. 150

kHz

General data

T

A

Ambient operating temperature

- 10 .. + 80 °C

T

S

Ambient storage temperature

- 15 .. + 85 °C

m

Mass

< 12

g

Notes :

EN 50178 approval pending

Current Transducer LA 03 .. 20-PB

For the electronic measurement of currents: DC, AC, pulsed, mixed,

with a galvanic isolation between the primary circuit (high power) and

the secondary circuit (electronic circuit).

I

PN

=

3 .. 20 A

Features

transducer using the Hall effect

Advantages

interference

Applications

motor drives

(UPS)

(SMPS)

(SMPS)

applications

LEM Components

www.lem.com

010118/2

Preliminary