Datasheet > LA50-S/SP1

LA50-S/SP1

更新时间： 2024-10-29 22:08:15

品牌	Logo	应用领域
莱姆 - LEM		传感器
页数	文件大小	规格书
2页	131K
描述
Current Transducer LA 50-S/SP1

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中文翻译

获取价格

数据手册

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LA50-S/SP1 数据手册

Current Transducer LA 50-S/SP1

I_PN= 50 A

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

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

and the secondary circuit (electronic circuit).

Electrical data

I_PN

I_P

R_M

Primary nominal r.m.s. current

Primary current, measuring range

Measuring resistance

Features

0 .. ± 100

R_{M min}R_Mmax

· Closed loop (compensated) current

transducer using the Hall effect

· Insulated plastic case recognized

according to UL 94-V0.

with ± 15 V

@ ± 50 A_max

@ ± 100 A_max

330

100

I_SN

K_N

V_C

I_C

Secondary nominal r.m.s. current

Conversion ratio

Supply voltage (± 5 %)

Current consumption

R.m.s. voltage for AC isolation test, 50 Hz, 1 min

1 : 2000

± 15

10 + I_S

Special features

· I_P

= 0 .. ± 100 A

V_d

· K_N= 1 : 2000

Advantages

Accuracy - Dynamic performance data

· Excellent accuracy

· Very good linearity

X_G

Overall accuracy @ I_PN,T_A= 25°C

Linearity

± 0.5

< 0.1

· Low temperature drift

· Optimized response time

· Wide frequency bandwidth

· No insertion losses

· High immunity to external

interference

Typ Max

I_O

I_OT

Offset current @ I_P= 0, T_A= 25°C

Thermal drift of I_O

± 0.1 mA

- 10°C .. + 70°C

± 0.2 ± 0.4 mA

t_r

Response time ¹⁾@ 90 % of I_PN

< 1

> 50

DC .. 150

µs

A/µs

kHz

di/dt di/dt accurately followed

Frequency bandwidth (- 1 dB)

· Current overload capability.

Applications

General data

· AC variable speed drives and servo

motor drives

· Static converters for DC motor drives

· Battery supplied applications

· Uninterruptible Power Supplies

(UPS)

T_A

T_S

R_S

Ambient operating temperature

Ambient storage temperature

Secondary coil resistance @ T_A= 70°C

- 10 .. + 70

- 25 .. + 85

130

EN 50178

°C

Mass

Standards

· Switched Mode Power Supplies

(SMPS)

· Power supplies for welding

applications.

Notes : With a di/dt of 50 A/µs

A list of corresponding tests is available.

991014/5

LEM Components

www.lem.com

中文翻译

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