LAH50-P datasheet(1/2 Pages) LEM

部件名	LAH50-P

功能描述	Current Transducer LAH 50-P

PDF	2 Pages

Scroll/Zoom	100%

制造商	LEM [LEM]

网页	http://www.lem.co.jp/HQ/en

标志

1 / 2 page

Current Transducer LAH 50-P

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

Primary nominal r.m.s. current

50

A

I

P

Primary current, measuring range 1)

0 .. 110

A

R

M

Measuring resistance @

T

A = 70°C

T

A = 85°C

R

M min RM max

R

M min RM max

with ± 12 V

@ I

PN [± A DC ]

0

221

0

214

Ω

@ I

PN [A RMS ]

2)

0

115

0

108

Ω

with ± 15 V

@ I

PN [± A DC ]

0

335

0

327

Ω

@ I

PN [A RMS ]

2)

0

195

0

188

Ω

I

SN

Secondary nominal r.m.s. current

25

mA

K

N

Conversion ratio

1 : 2000

V

C

Supply voltage (± 5 %)

± 12 .. 15

V

I

C

Current consumption

10 (@ ± 15V) + I

S mA

V

d

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

5

kV

V

e

R.m.s. voltage for partial discharge extinction @ 10 pC > 2

kV

V

w

Impulse withstand voltage 1.2/50 µs

> 12

kV

Accuracy - Dynamic performance data

X

Accuracy 3) @ I

PN, TA = 25°C

± 0.25

%

ε

L

Linearity

< 0.15

%

Typ

Max

I

O

Offset current @ T

A = 25°C

± 0.15

mA

I

OM

Residual current @ I

P = 0, after an overload of 5 x IPN

± 0.10 ± 0.15

mA

I

OT

Thermal drift of I

O

0°C .. + 70°C

± 0.10 ± 0.30

mA

- 25°C .. + 85°C

± 0.10 ± 0.40

mA

t

r a

Reaction time @ 10 % of I

PN

< 200

ns

t

r

Response time 4) @ 90 % of I

PN

< 500

ns

di/dt

di/dt accurately followed

> 200

A/µs

f

Frequency bandwidth (- 1 dB)

DC .. 200

kHz

General data

T

A

Ambient operating temperature

- 25 .. + 85

°C

T

S

Ambient storage temperature

- 40 .. + 90

°C

R

S

Secondary coil resistance

@ T

A = 70°C

135

Ω

@ T

A = 85°C

142

Ω

Insulating material group

I

m

Mass

22

g

Standards 5)

EN 50178

Notes : 1) For 10 s, with

R

M ≤ 71 Ω (VC = ± 15 V)

2)

50 Hz Sinusoidal

3) Without I

O & IOM

4) With a di/dt of 100 A/µs

5) A list of corresponding tests is available.

Features

• Closed loop (compensated) current

transducer using the Hall effect

• Printed circuit board mounting

• Insulated plastic case recognized

according to UL 94-V0.

Advantages

• Excellent accuracy

• Very good linearity

• Low temperature drift

• Optimized response time

• Wide frequency bandwidth

• No insertion losses

• High immunity to external

interference

• Current overload capability.

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.

I

PN = 50 A

010822/5

LEM Components

www .lem.com

类似零件编号 - LAH50-P

制造商	部件名	数据表	功能描述
LEM	LAH50-P	86Kb / 2P	Current Transducer
	LAH50-P	86Kb / 2P	Current Transducer
	LAH50-P	318Kb / 3P	Current Transducer

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制造商	部件名	数据表	功能描述
LEM	HTY50-P	118Kb / 2P	Current Transducer HTY 50~100-P
	HX03-P	62Kb / 2P	Current Transducer HX 03~50-P
	HX05-P	62Kb / 2P	Current Transducer HX 03~50-P/SP2
	HY50-P	130Kb / 2P	Current Transducer HY 50-P
	LAH25-NP	222Kb / 2P	Current Transducer LAH 25-NP
	LAH100-P	42Kb / 2P	Current Transducer LAH 100-P
	HX-03-P	432Kb / 3P	Current Transducer HX 03..50-P
	HX-05-P	432Kb / 3P	Current Transducer HX 03..50-P
	HX-20-P	432Kb / 3P	Current Transducer HX 03..50-P
	LAH-25-NP	574Kb / 3P	Current Transducer LAH 25-NP

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LAH50-P 数据表(PDF) 1 Page - LEM

LAH50-P 数据表(HTML) 1 Page - LEM

类似零件编号 - LAH50-P

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LAH50-P 数据表(PDF) 1 Page - LEM

LAH50-P 数据表(HTML) 1 Page - LEM

类似零件编号 - LAH50-P

类似说明 - LAH50-P

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