Datasheet > LA150-P

LA150-P

更新时间： 2024-09-09 22:47:19

品牌	Logo	应用领域
莱姆 - LEM		传感器
页数	文件大小	规格书
2页	29K
描述
Current Transducer LA 150-P

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中文翻译

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数据手册

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LA150-P 数据手册

Current Transducer LA 150-P

I_PN= 150 A

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).

Preliminary

Electrical data

I_PN

I_P

R_M

Primary nominal current

Primary current, measuring range

Measuring resistance

150

0 .. ± 200

T_A= 85°C

T_A= 70°C

Features

R_{M min}R_{M max}R_{M min}R_{M max}

with ±15V @± 200 A _max

Secondary nominal current

Conversion ratio

Supply voltage (± 5 %)

Current consumption

1 : 2000

± 15

15 W

· Closed loop (compensation) current

transducer using the Hall effect

· Printed circuit board mounting

I_SN

K_N

V_C

I_C

app 16 + I_SN

V_d

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

2.5

Advantages

· Excellent accuracy

· Very good linearity

Accuracy-Dynamic performance data

· Low temperature drift

· Optimized response time

· Wide frequency bandwidth

· No insertion losses

· High immunity to external

interference

Accuracy @ I_PN, T_A= 25°C @± 15V (± 5 %)

Linearity (0 .. ± I_PN)

Electrical offset current @I_P= 0, @T_A= 25°C Max. ± 0.2

Residual current @ I_P= 0,

after an excursion at 1x I_PN

Thermal drift of I_O

< ± 1

± 0.25 % of I_PN

% of I_PN

I_O

I_om

Max.± 0.15

I_OT

t _r

± 0.005 mA/K

> 200

DC .. 150 kHz

· Current overload capacity

Response time @ 90% of I_P

di/dt accurately followed

Frequency bandwidth (- 1dB)¹⁾

µs

A/µs

di/dt

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)

General data

T_A

T_S

R_S

Ambient operating temperature

Ambient storage temperature

Secondary coil resistance

Mass

- 10 .. + 80 °C

- 15 .. + 85 °C

· Power supplies for welding

applications

Notes : EN 50178 approval pending

¹⁾Derating is needed to avoid excessive core heating at high frequency.

010118/2

LEM Components

www.lem.com

中文翻译

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