**Current Transducers NNC-920 .. 960A**

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

Primary current

**Type**

r.m.s. current

measuring range

**I**

PN

(A)

**I**

P

(A)

2000

2200

**NNC - 920A**

3000

3300

**NNC - 930A**

4000

4400

**NNC - 940A**

5000

5500

**NNC - 950A**

6000

6600

**NNC - 960A**

**V**

C

Supply voltage ( 5 %)

15

V

**I**

** **C

Current consumption

< 25

m A

**V**

d

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

2.5

kV

**V**

b

R.m.s. rated voltage, safe separation

500

V

**R**

** **IS

Isolation resistance @ 500 VDC

> 1000

M

**V**

OUT

Output voltage @ **I**

PN

, **R**

L

= 10 k

, **T**

A

= 25C

10 V

**R**

OUT

Output internal resistance

100

**R**

** **L

Load resistance

10

k

** Accuracy - Dynamic performance data**

**X**

G

Accuracy @ **T**

A

= 25C

< 1

% of **I**

PN

L

Linearity

(0 .. **I**

PN

)

< 1

% of **I**

PN

**V**

OE

Electrical offset voltage, **T**

A

= 25C

< 50

m V

**V**

OH

Hysteresis offset voltage @ **I**

P

= 0;

after an excursion of 1 x **I**

PN

< 50

m V

**V**

OT

Thermal drift of **V**

OE

<

1

mV/C

**TC**

G

Thermal drift of the gain (% of reading)

<

0.1 %/C

**t**

** **r

Response time @ 90% of **I**

P

< 25

s

** **

** General data**

**T**

A

Ambient operating temperature

- 10 .. + 60 C

**T**

S

Ambient storage temperature

- 15 .. + 65 C

**m**

Mass

1.4

kg

**I**

PN

**= 2000 .. 6000 A**

**Features**

Hall effect measuring principle

Galvanic isolation between primary

and secondary circuit

Isolation voltage 3000 V~

Low power consumption

**Advantages**

Easy mounting

Space saving

High immunity to external

interference.

**Applications**

AC variable speed drives

Battery supplied applications

Uninterruptible Power Supplies

(UPS)

Notes : Linearity data exclude the electrical offset.

www.nanalem.co.jp

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