LAS100-TP 参数 Datasheet PDF下载

Current Transducer LAS 100-TP

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

= 100 A

16059

Electrical data

I

PN

I

P

V

OUT

R

L

R

OUT

V

REF

Primary nominal r.m.s. current

Primary current, measuring range

at frequency > 1 k H z

Analog output voltage @

Output load resistance

Output internal resistance

Internal reference voltage

V

REF

load resistance

V

REF

internal resistance

V

REF

external voltage range

Max. output capacitive load

Supply voltage (± 5 %)

Current consumption @

V

C

= 5 V

100

A

0 .. ± 200

A

0 .. ± 300

A

V

REF

±

(0.625

·

I

P

/I

PN

) V

V

REF

± 0.025

V

≥

2

k

Ω

<

20

Ω

2.5 ± 0.025

V

≥

1

MΩ

200

Ω

2.0 .. 2.8

V

1

nF

5

V

18

mA

Features

•

Current transducer using

•

•

•

•

Eta-technology

Unipolar voltage supply

Insulated plastic case recognized

according to UL 94-V0

Compact design for PCB mounting

Extended measuring range.

I

P

I

P

= 0

Advantages

•

•

•

•

•

•

•

Excellent accuracy

Very good linearity

Very low temperature drift

Optimized response time

Wide frequency bandwidth

No insertion losses

High immunity to external

interference

•

Current overload capability.

C

L

V

C

I

C

typ

Accuracy - Dynamic performance data

X

ε

L

Accuracy

1)

@

I

PN

,

T

A

= 25°C

Linearity error 0 ..

I

PN 2)

<±1

< 0.7

Typ Max

80 120

50 80

300 500

±5

< 200

< 500

> 100

< 10

DC .. 100

%

%

ppm/K

ppm/K

ppm/K

mV

ns

ns

A/µs

mVpp

kHz

TCV

OUT

Thermal drift of

V

OUT

@

I

P

= 0

- 40°C .. + 85°C

TCV

OUT

/

V

REF

Thermal drift of

V

OUT

/

V

REF

@

I

P

= 0 - 40°C .. + 85°C

TC

ε

G

Thermal drift of the gain

- 40°C .. + 85°C

V

OM

Residual voltage @

I

P

= 0, after an overload of 2 x

I

PN DC

t

ra

Reaction time @ 10 % of

I

PN

t

r

Response time @ 90 % of

I

PN

di/dt

di/dt accurately followed

Output noise without external filter

f

Frequency bandwidth (- 1 dB)

Applications

•

AC variable speed drives and servo

•

•

•

•

•

motor drives

Static converters for DC motor drives

Battery supplied applications

Uninterruptible Power Supplies (UPS)

Switched Mode Power Supplies (SMPS)

Power supplies for welding

applications.

General data

T

A

T

S

m

Ambient operating temperature

Ambient storage temperature

Mass

Standards

- 40 .. + 85

°C

- 40 .. + 100

°C

20

g

EN 50178 : 1997

Application domain

•

Industrial.

All Data are given with a R

L

= 10 kΩ.

Notes :

1)

Excluding electrical, magnetic offsets and linearity

2)

Including magnetic offset.

Copyright protected.

060303/6

LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.

page 1/3

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