Topstek Current Transducer TH3A .. TH50A

- 38 -

www.topstek.com

TH

V080201

7/1/2008

TH 3A~50A

Features

iHighly reliable Hall Effect device

iCompact and light weight

iFast response time

iExcellent linearity of the output voltage over a wide input range

iExcellent frequency response (> 50 kHz)

iLow power consumption (12 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 encapsulate, 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 e.g. electric trains

iOther automatic control systems

Specifications

Parameter

Symbol

Unit

TH3A .. TH50A

TH3A-B12 .. TH50A-B12

Nominal Input Current

A DC

3 .. 50

Linear Range

A DC

Nominal Output Voltage

V

Offset Voltage

mV

Output Resistance

<100

Hysteresis Error

mV

0

Supply Voltage

V

±15V ±5%

±12V ±5%

Linearity

%

Consumption Current

mA

±12 mA nominal, ±16 mA max

Psec

5

Frequency bandwidth (-3dB)

Hz

DC to 50kHz

Thermal Drift of Output

-

%/°C

Thermal Drift of Zero Current Offset

-

mV/°C

Within

Dielectric Strength

-

V

AC2.5KV X 60 sec

Isolation Resistance @ 1000 VDC

M

>1000 M

Operating Temperature

°C

-15°C to 80°C

Storage Temperature

°C

-20°C to 85°C

Mass

W

g

10 g