Topstek Current Transducer TQPV50A .. TQPV350A
TQPV50A ~350A
Features
iHighly
reliable Closed Loop Hall Effect device
iOpen
Loop CT voltage output format: 4V out at nominal input
iCompact
and light weight
iFast
response time
iExcellent
linearity of the output voltage over a wide input range
iExcellent
frequency response (> 125 kHz)
iLow
power consumption at quiescent state (10 mA nominal)
iCapable
of measuring both DC and AC, both pulsed and mixed
iHigh
isolation voltage between the measuring circuit and the
current-carrying conductor (AC2.5KV)
iExtended
operating temperature range
iFlame-Retardant
plastic case and silicone encapsulated, using
UL classified materials, ensures protection against environmental
contaminants and vibration over a wide temperature and
humidity range
Applications
iUPS
systems
iIndustrial
robots
iNC
tooling machines
iElevator
controllers
iProcess
control devices
iAC
and DC servo systems
iMotor
speed controller
iElectrical
vehicle controllers
iInverter-controlled
welding machines
iGeneral
and special purpose inverters
iPower
supply for laser processing machines
iController
for traction equipment eg. electric trains
iOther
automatic control systems
Specifications
Parameter
Nominal Input Current
Linear Range
Secondary Coil Current
Consumption Current@ I
f
=I
fn
Nominal Output Voltage
Supply Voltage
Offset Voltage
Output Resistance
Hysteresis Error
Linearity
Response Time (90%V
hn
)
Frequency Bandwidth (-3dB)
Thermal Drift of Output
Thermal Drift of
Zero Current Offset
Dielectric Strength
Isolation Resistance
@ 1000 VDC
Operating Temperature
Storage Temperature
Mass
T
r
f
BW
-
-
-
R
IS
T
a
T
s
W
Symbol
I
fn
I
fs
I
S
I
CC
V
hn
V
CC
/V
EE
V
os
R
OUT
V
oh
mV
%
Psec
Hz
%/°C
mV/°C
V
M
°C
°C
g
Unit
A DC
A DC
A
mA
V
V
mV
47
TQPV
50A
±50
±150
TQPV
75A
±75
±225
I
f
/1500
63
80
TQPV
100A
±100
±300
TQPV
125A
±125
±375
TQPV
150A
±150
±450
TQPV
200A
±200
±600
TQPV
250A
±250
±750
TQPV
300A
±300
±750
TQPV
350A
±350
±750
I
f
/2500
63
73
75
I
f
/3200
91
106
120
±4 V±1% at If=I
fn
( R
L
=10k ) , T
a
=25°C
±15V±5%
Within ±40 mV @ I
f
=0, T
a
=25°C
<100 (50 nominal)
Within ±25 mV @ I
f
=I
fn
0
Within ±0.2% of I
fn
3
Psec
max.
@
d
I
f
/dt = I
pn
/
Psec
DC to 125kHz
Within ±0.02 %/°C @ I
fn
Within
±1.5 mV/°C @ I
fn
AC2.5KV X 60 sec
>1000 M
-40°C to 80°C
-40°C to 85°C
<40 g
- 116 -
www.topstek.com
TQPV
V080201
7/1/2008
TOPSTEK [ TOPSTEK INC. ]
