Current Transducers NNC-920 .. 960A
IPN = 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
IPN (A)
Primary current
measuring range
IP (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
VC
IC
Vd
Vb
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
V
mA
kV
Advantages
500
· Easy mounting
· Space saving
· High immunity to external
interference.
V
RIS
VOUT
ROUT
RL
Isolation resistance @ 500 VDC
Output voltage @ ± IPN, RL = 10 kW, TA = 25°C
Output internal resistance
> 1000
MW
± 10 V
W
100
10
Load resistance
kW
Applications
· AC variable speed drives
· Battery supplied applications
· Uninterruptible Power Supplies
(UPS)
Accuracy - Dynamic performance data
XG
Accuracy @ TA = 25°C
Linearity (0 .. ± IPN)
< ± 1 % of IPN
< ± 1 % of IPN
e
L
VOE
VOH
Electrical offset voltage, TA = 25°C
Hysteresis offset voltage @ IP = 0;
after an excursion of 1 x IPN
Thermal drift of VOE
< ± 50
mV
< ± 50
< ± 1
< ± 0.1
< 25
mV
mV/°C
%/°C
µs
VOT
TCe
Thermal drift of the gain (% of reading)
Response time @ 90% of IP
G
tr
General data
TA
TS
m
Ambient operating temperature
Ambient storage temperature
Mass
- 10 .. + 60 °C
- 15 .. + 65 °C
1.4
kg
Notes : Linearity data exclude the electrical offset.
010301/1
www.nanalem.co.jp