Datasheet > NNC-950A

NNC-950A

更新时间： 2022-11-26 13:02:00

品牌	Logo	应用领域
莱姆 - LEM		电流互感器
页数	文件大小	规格书
2页	84K
描述
Current Transducers NNC-920~960A

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数据手册

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NNC-950A 数据手册

Current Transducers NNC-920 .. 960A

I_PN= 2000 .. 6000 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).

Electrical data

Primary nominal

r.m.s. current

I_PN(A)

Primary current

measuring range

I_P(A)

Type

Features

· Hall effect measuring principle

· Galvanic isolation between primary

and secondary circuit

· Isolation voltage 3000 V~

· Low power consumption

2000

2200

NNC - 920A

3000

4000

5000

6000

3300

4400

5500

6600

NNC - 930A

NNC - 940A

NNC - 950A

NNC - 960A

V_C

I_C

V_d

V_b

Supply voltage (± 5 %)

Current consumption

R.m.s. voltage for AC isolation test, 50/60Hz, 1 mn 2.5

R.m.s. rated voltage, safe separation

± 15

< ± 25

Advantages

500

· Easy mounting

· Space saving

· High immunity to external

interference.

R_IS

V_OUT

R_OUT

R_L

Isolation resistance @ 500 VDC

Output voltage @ ± I_PN, R_L= 10 kW, T_A= 25°C

Output internal resistance

> 1000

± 10 V

100

Load resistance

Applications

· AC variable speed drives

· Battery supplied applications

· Uninterruptible Power Supplies

(UPS)

Accuracy - Dynamic performance data

X_G

Accuracy @ T_A= 25°C

Linearity (0 .. ± I_PN)

< ± 1 % of I_PN

V_OE

V_OH

Electrical offset voltage, T_A= 25°C

Hysteresis offset voltage @ I_P= 0;

after an excursion of 1 x I_PN

Thermal drift of V_OE

< ± 50

< ± 1

< ± 0.1

< 25

mV/°C

%/°C

µs

V_OT

TCe

Thermal drift of the gain (% of reading)

Response time @ 90% of I_P

t_r

General data

T_A

T_S

Ambient operating temperature

Ambient storage temperature

Mass

- 10 .. + 60 °C

- 15 .. + 65 °C

1.4

Notes : Linearity data exclude the electrical offset.

010301/1

www.nanalem.co.jp

中文翻译

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