Topstek Current Transducer TQPV50A .. TQPV350A
TQPV50A ~350A
Features
Applications
ꢀUPS systems
ꢀHighly reliable Closed Loop Hall Effect device
ꢀOpen Loop CT voltage output format: 4V out at nominal input
ꢀCompact and light weight
ꢀIndustrial robots
ꢀNC tooling machines
ꢀElevator controllers
ꢀFast response time
ꢀProcess control devices
ꢀExcellent linearity of the output voltage over a wide input range
ꢀExcellent frequency response (> 125 kHz)
ꢀAC and DC servo systems
ꢀMotor speed controller
ꢀLow power consumption at quiescent state (10 mA nominal)
ꢀCapable of measuring both DC and AC, both pulsed and mixed
ꢀHigh isolation voltage between the measuring circuit and the
current-carrying conductor (AC2.5KV)
ꢀElectrical vehicle controllers
ꢀInverter-controlled welding machines
ꢀGeneral and special purpose inverters
ꢀPower supply for laser processing machines
ꢀController for traction equipment eg. electric trains
ꢀOther automatic control systems
ꢀExtended operating temperature range
ꢀFlame-Retardant plastic case and silicone encapsulated, using
UL classified materials, ensures protection against environmental
contaminants and vibration over a wide temperature and
humidity range
Specifications
TQPV TQPV TQPV TQPV TQPV TQPV TQPV TQPV TQPV
Parameter
Symbol Unit
50A
75A
100A 125A 150A 200A 250A 300A 350A
Nominal Input Current
Linear Range
Ifn
Ifs
A DC
A DC
A
±50
±±5
±100 ±125 ±150 ±200 ±250 ±ꢀ00 ±ꢀ50
±150 ±225 ±ꢀ00 ±ꢀ±5 ±450 ±ꢁ00 ±±50 ±±50 ±±50
Secondary Coil Current
Consumption Current@ If=Ifn
Nominal Output Voltage
Supply Voltage
IS
If /1500
ꢁꢀ
If /2500
ꢁꢀ ±ꢀ
If /ꢀ200
91 10ꢁ
ICC
mA
V
4±
80
±5
120
Vhn
VCC/VEE
Vos
ROUT
Voh
ꢄ
±4 V±1% at If=Ifn ( RL=10kꢂ) , Ta=25°C
±15V±5%
V
Offset Voltage
mV
ꢂ
Within ±40 mV @ If=0, Ta=25°C
<100ꢂ(50ꢂnominal)
Output Resistance
Hysteresis Error
mV
%
Within ±25 mV @ If=Ifnꢃ0
Within ±0.2% of Ifn
Linearity
Response Time (90%Vhn)
Frequency Bandwidth (-ꢀdB)
Thermal Drift of Output
Thermal Drift of
Zero Current Offset
Dielectric Strength
Isolation Resistance
@ 1000 VDC
Tr
ꢁsec
Hz
ꢀ ꢁsec max.
@
d If /dt = Ipn / ꢁsec
fBW
-
DC to 125kHz
%/°C
Within ±0.02 %/°C @ Ifn
Within ±1.5 mV/°C @ Ifn
AC2.5KV X ꢁ0 sec
>1000 Mꢂ
-
-
mV/°C
V
RIS
Mꢂ
Operating Temperature
Storage Temperature
Mass
Ta
Ts
W
°C
°C
g
-40°C to 80°C
-40°C to 85°C
<40 g
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www.topstek.com
TQPV V080201 7/1/2008